DMC Global

6.16

-0.0900-1.44%

Post-market: 6.260.1000+1.62%19:30 EDT

Volume:241.25K

Turnover:1.48M

Market Cap:126.19M

PE:-6.55

High:6.25

Open:6.25

Low:6.00

Close:6.25

52wk High:9.20

52wk Low:4.69

Shares:20.49M

Float Shares:18.93M

Volume Ratio:2.74

T/O Rate:1.27%

Dividend:- -

Dividend Rate:- -

EPS(TTM):-0.9400

EPS(LYR):-0.9000

ROE:-4.33%

ROA:-0.57%

PB:0.53

PE(LYR):-6.84

Loading ...

Overview Company News Filings

Apr 22, 2021

{"basename":"","ssrTDKData":{"titleTemplate":"%s - Tiger Brokers","title":"Easy breezy. No more feesies.","description":"Tiger Trade is a mobile trading app offering real time data, low commission fees and a free demo account. Download now to start investing in ETFs, options and the global share market.","keywords":"Tiger Brokers,U.S. stock trading,Hong Kong stock trading,trading U.S. stocks,stock information,stock prices,U.S. stock quotes,U.S. stock trading,Hong Kong stock trading,IPO trading,buying U.S. stocks,global investment","social":{"ogDescription":"Tiger Trade is a mobile trading app offering real time data, low commission fees and a free demo account. Download now to start investing in ETFs, options and the global share market.","ogImage":"https://c1.itigergrowtha.com/portal5/static/media/og-logo.0a0bd8dc.png","ogUrl":"https://www.thetigerbrokers.com/stock/BOOM/filings?page=7"},"companyName":"Tiger Brokers"},"pageData":{"isMobile":false,"isTiger":false,"isTTM":true,"region":"NZL","license":"TBKIWI","edition":"fundamental","symbol":"BOOM","isAnalysisPage":false},"__swrFallback__":{"@#url:\"https://hq.skytigris.cn/stock_info/detail/global\",params:#delay:false,,method:\"POST\",data:#items:@#symbol:\"BOOM\",,,,,undefined,":{"symbol":"BOOM","market":"US","secType":"STK","nameCN":"DMC Global","latestPrice":6.16,"timestamp":1789761600000,"preClose":6.25,"halted":0,"volume":241246,"hourTrading":{"tag":"盘后","latestPrice":6.26,"preClose":6.16,"latestTime":"19:30 EDT","volume":50167,"amount":309060.63,"timestamp":1789774206294,"change":0.1,"changeRate":0.016234,"amplitude":0.016234},"delay":0,"changeRate":-0.014399999999999977,"floatShares":18931376,"shares":20485914,"eps":-0.94,"marketStatus":"Market Closed","change":-0.09,"latestTime":"09-18 16:00:00 EDT","open":6.25,"high":6.25,"low":6,"amount":1478055.1367300001,"amplitude":0.04,"askPrice":0,"askSize":0,"bidPrice":0,"bidSize":0,"shortable":3,"etf":0,"ttmEps":-0.94,"tradingStatus":0,"nextMarketStatus":{"tag":"Pre-Mkt","tradingStatus":1,"beginTime":1789977600000},"marketStatusCode":7,"adr":0,"adrRate":0,"exchange":"NASDAQ","adjPreClose":6.25,"preHourTrading":{"tag":"盘前","latestPrice":6.28,"preClose":6.25,"latestTime":"09:25 EDT","volume":1,"amount":6.28,"timestamp":1789737900082,"change":0.03,"changeRate":0.0048,"amplitude":0},"postHourTrading":{"tag":"盘后","latestPrice":6.26,"preClose":6.16,"latestTime":"19:30 EDT","volume":50167,"amount":309060.63,"timestamp":1789774206294,"change":0.1,"changeRate":0.016234,"amplitude":0.016234},"volumeRatio":2.7434769496208466,"impliedVol":1.1774,"impliedVolPercentile":0.9442},"@#url:\"https://hq.skytigris.cn/stock_info/fundamental/all\",params:#delay:false,,method:\"POST\",data:#items:@#symbol:\"BOOM\",,,,,undefined,":{"symbol":"BOOM","floatShares":18931376,"roa":"-0.57%","roe":"-4.33%","lyrEps":-0.9,"volumeRatio":2.7434769496208466,"shares":20485914,"dividePrice":0,"high":6.25,"amplitude":0.04,"preClose":6.25,"low":6,"week52Low":4.69,"pbRate":"0.53","psRate":"0.21","week52High":9.2,"institutionHeld":0.7547,"latestPrice":6.16,"eps":-0.94,"divideRate":0,"volume":241246,"delay":0,"ttmEps":-0.94,"open":6.25,"prevYearClose":6.69,"prevWeekClose":6.36,"prevMonthClose":7.07,"prevQuarterClose":5.81,"fiveDayClose":6.36,"twentyDayClose":7,"sixtyDayClose":6.2,"dividendPayoutRate":0.12668806384379452,"dividendGrowthYears":0,"dividendGrowthRate":-0.5689655172413792,"fiveYearAvgDividendRate":0.0039926975939633584},"@#url:\"https://hq.skytigris.cn/fundamental/corporate_actions/details/BOOM\",params:#limit:5,,,undefined,":[{"market":"US","date":"2026-07-29","symbol":"BOOM","fiscalQuarterEnding":"2026/06","expectedEps":-0.15,"name":null,"time":"Post-Mkt","type":"earning","dateTimestamp":1785297600000,"reportTimeType":"post","actualEps":0.04},{"market":"US","date":"2026-04-30","symbol":"BOOM","fiscalQuarterEnding":"2026/03","expectedEps":-0.31,"name":null,"time":"Post-Mkt","type":"earning","dateTimestamp":1777521600000,"reportTimeType":"post","actualEps":-0.28},{"market":"US","date":"2026-02-23","symbol":"BOOM","fiscalQuarterEnding":"2025/12","expectedEps":-0.11,"name":null,"time":"Post-Mkt","type":"earning","dateTimestamp":1771822800000,"reportTimeType":"post","actualEps":-0.5},{"market":"US","date":"2025-11-04","symbol":"BOOM","fiscalQuarterEnding":"2025/09","expectedEps":0.01,"name":null,"time":"Post-Mkt","type":"earning","dateTimestamp":1762232400000,"reportTimeType":"post","actualEps":-0.08},{"market":"US","date":"2025-08-05","symbol":"BOOM","fiscalQuarterEnding":"2025/06","expectedEps":0.05,"name":null,"time":"Post-Mkt","type":"earning","dateTimestamp":1754366400000,"reportTimeType":"post","actualEps":0.12}],"@#url:\"https://hq.skytigris.cn/fundamental/dividend/history\",params:#symbol:\"BOOM\",market:\"US\",,,undefined,":[{"executeDate":"2016-09-28","recordDate":"2016-09-30","paymentDate":"2016-10-15","value":0.02,"currency":"USD"},{"executeDate":"2016-12-28","recordDate":"2016-12-31","paymentDate":"2017-01-16","value":0.02,"currency":"USD"},{"executeDate":"2017-03-29","recordDate":"2017-03-31","paymentDate":"2017-04-17","value":0.02,"currency":"USD"},{"executeDate":"2017-06-28","recordDate":"2017-06-30","paymentDate":"2017-07-17","value":0.02,"currency":"USD"},{"executeDate":"2017-09-28","recordDate":"2017-09-30","paymentDate":"2017-10-16","value":0.02,"currency":"USD"}],"@#url:\"https://hq.skytigris.cn/fundamental/estimate/recommendation\",params:#symbol:\"BOOM\",market:\"US\",delay:false,,,undefined,":{"strongBuy":0,"buy":0.3333,"hold":0.6667,"sell":0,"strongSell":0,"meanLabel":"HOLD","meanPercent":0.6667,"analysts":3,"updateTime":1732075200000},"@#url:\"https://hq.skytigris.cn/value_analysis/stock/BOOM\",params:#withQuantilePoint:true,period:\"5year\",factor:\"peRate\",delay:false,algorithm:1,,,undefined,":{"brief":{"id":"BOOM","date":"2026-09-18","current":-6.553191,"percent":0.296712,"low":-5617.446947,"twenty":-11.926238,"median":-1.371754,"eighty":21.901154,"high":550.170251,"avg":-285.523681,"sd":1072.706742,"marketCap":128380931},"quantilePoints":[{"date":"2021-09-24","current":308.875796,"twenty":-62.495166,"median":-9.43222,"eighty":40.353549,"marketCap":690955156},{"date":"2021-10-01","current":330.555696,"twenty":-62.495166,"median":-9.331226,"eighty":40.641596,"marketCap":739453093},{"date":"2021-10-08","current":333.318,"twenty":-62.3703,"median":-9.294523,"eighty":40.702356,"marketCap":745632367},{"date":"2021-10-15","current":347.799169,"twenty":-62.3703,"median":-9.199692,"eighty":40.891387,"marketCap":778026741},{"date":"2021-10-22","current":478.676439,"twenty":-62.3703,"median":-9.099331,"eighty":41.174933,"marketCap":781199949},{"date":"2021-10-29","current":479.364852,"twenty":-62.3703,"median":-9.032424,"eighty":42.196599,"marketCap":782323439},{"date":"2021-11-05","current":497.493059,"twenty":-62.3703,"median":-8.998971,"eighty":43.524314,"marketCap":811908672},{"date":"2021-11-12","current":487.625807,"twenty":-62.3703,"median":-8.915858,"eighty":45.142327,"marketCap":795805317},{"date":"2021-11-19","current":437.027458,"twenty":-62.3703,"median":-8.847009,"eighty":50.920379,"marketCap":713228812},{"date":"2021-11-26","current":424.980233,"twenty":-62.3703,"median":-8.812585,"eighty":51.904075,"marketCap":693567740},{"date":"2021-12-03","current":407.540439,"twenty":-62.3703,"median":-8.743737,"eighty":53.326721,"marketCap":665105997},{"date":"2021-12-10","current":449.763097,"twenty":-62.3703,"median":-8.731344,"eighty":54.159599,"marketCap":734013375},{"date":"2021-12-17","current":442.764233,"twenty":-62.3703,"median":-8.69789,"eighty":56.274596,"marketCap":722591228},{"date":"2021-12-23","current":468.343968,"twenty":-62.3703,"median":-8.664437,"eighty":57.382256,"marketCap":764337355},{"date":"2021-12-31","current":467.845506,"twenty":-62.3703,"median":-8.59753,"eighty":68.006301,"marketCap":763523865},{"date":"2022-01-07","current":509.657499,"twenty":-62.245435,"median":-8.530624,"eighty":69.32591,"marketCap":831761039},{"date":"2022-01-14","current":550.170251,"twenty":-62.245435,"median":-8.430263,"eighty":70.376166,"marketCap":897877850},{"date":"2022-01-21","current":480.129255,"twenty":-62.245435,"median":-8.346629,"eighty":70.554981,"marketCap":783570944},{"date":"2022-01-28","current":462.412308,"twenty":-62.245435,"median":9.566572,"eighty":71.501116,"marketCap":754656887},{"date":"2022-02-04","current":441.151972,"twenty":-62.245435,"median":9.997015,"eighty":72.227023,"marketCap":719960019},{"date":"2022-02-11","current":437.254244,"twenty":-62.245435,"median":10.341368,"eighty":73.123392,"marketCap":713598926},{"date":"2022-02-18","current":415.757682,"twenty":-62.245435,"median":10.404012,"eighty":74.088621,"marketCap":678516537},{"date":"2022-02-25","current":-3050.767,"twenty":-81.774856,"median":10.49221,"eighty":74.998194,"marketCap":616254934},{"date":"2022-03-04","current":-2575.353139,"twenty":-88.898236,"median":10.49221,"eighty":74.998194,"marketCap":520221334},{"date":"2022-03-11","current":-3170.107436,"twenty":-90.597483,"median":10.49221,"eighty":74.998194,"marketCap":640361702},{"date":"2022-03-18","current":-3351.117812,"twenty":-93.059545,"median":10.49221,"eighty":74.998194,"marketCap":676925798},{"date":"2022-03-25","current":-3075.630693,"twenty":-95.89667,"median":10.49221,"eighty":74.998194,"marketCap":621277400},{"date":"2022-04-01","current":-3092.969045,"twenty":-96.69321,"median":10.49221,"eighty":74.998194,"marketCap":624779747},{"date":"2022-04-08","current":-2664.981302,"twenty":-98.137104,"median":10.49221,"eighty":74.998194,"marketCap":538326223},{"date":"2022-04-14","current":-2737.373045,"twenty":-99.691205,"median":10.49221,"eighty":74.998194,"marketCap":552949355},{"date":"2022-04-22","current":-2308.813936,"twenty":-100.496844,"median":10.49221,"eighty":74.998194,"marketCap":466380415},{"date":"2022-04-29","current":-1929.481208,"twenty":-101.302481,"median":10.49221,"eighty":74.998194,"marketCap":389755204},{"date":"2022-05-06","current":-126.319148,"twenty":-102.737037,"median":10.49221,"eighty":74.998194,"marketCap":495423699},{"date":"2022-05-13","current":-107.677007,"twenty":-104.561417,"median":10.49221,"eighty":74.998194,"marketCap":422309222},{"date":"2022-05-20","current":-129.50074,"twenty":-105.916361,"median":10.49221,"eighty":74.998194,"marketCap":507901903},{"date":"2022-05-27","current":-137.902132,"twenty":-106.828379,"median":10.49221,"eighty":74.998194,"marketCap":540852161},{"date":"2022-06-03","current":-147.198346,"twenty":-107.227126,"median":10.49221,"eighty":74.998194,"marketCap":577311914},{"date":"2022-06-10","current":-127.213971,"twenty":-107.876287,"median":10.49221,"eighty":74.998194,"marketCap":498933194},{"date":"2022-06-17","current":-87.096083,"twenty":-108.397293,"median":10.49221,"eighty":74.998194,"marketCap":341590838},{"date":"2022-06-24","current":-93.807254,"twenty":-108.423282,"median":10.522946,"eighty":75.097787,"marketCap":367912050},{"date":"2022-07-01","current":-90.526237,"twenty":-108.423282,"median":10.522946,"eighty":75.097787,"marketCap":355043902},{"date":"2022-07-08","current":-95.944886,"twenty":-108.423282,"median":10.522946,"eighty":75.097787,"marketCap":376295844},{"date":"2022-07-15","current":-89.233715,"twenty":-108.423282,"median":10.522946,"eighty":75.097787,"marketCap":349974632},{"date":"2022-07-22","current":-96.889421,"twenty":-108.423282,"median":10.522946,"eighty":75.097787,"marketCap":380000311},{"date":"2022-07-29","current":-113.145368,"twenty":-108.6052,"median":10.522946,"eighty":75.097787,"marketCap":443756135},{"date":"2022-08-05","current":-4518.471564,"twenty":-109.243213,"median":10.522946,"eighty":75.097787,"marketCap":424736327},{"date":"2022-08-12","current":-4861.25216,"twenty":-109.9648,"median":10.522946,"eighty":75.097787,"marketCap":456957703},{"date":"2022-08-19","current":-5120.934436,"twenty":-110.692912,"median":10.522946,"eighty":75.097787,"marketCap":481367837},{"date":"2022-08-26","current":-5023.293904,"twenty":-111.235754,"median":10.522946,"eighty":75.097787,"marketCap":472189627},{"date":"2022-09-02","current":-4483.154777,"twenty":-112.102562,"median":10.522946,"eighty":75.097787,"marketCap":421416549},{"date":"2022-09-09","current":-4107.13484,"twenty":-112.826464,"median":10.522946,"eighty":75.097787,"marketCap":386070675},{"date":"2022-09-16","current":-4001.184468,"twenty":-113.951513,"median":10.522946,"eighty":75.097787,"marketCap":376111340},{"date":"2022-09-23","current":-3382.101926,"twenty":-116.690132,"median":10.522946,"eighty":75.097787,"marketCap":317917581},{"date":"2022-09-30","current":-3319.778181,"twenty":-118.363787,"median":10.522946,"eighty":75.097787,"marketCap":312059149},{"date":"2022-10-07","current":-3523.369085,"twenty":-122.652849,"median":10.522946,"eighty":75.097787,"marketCap":331196694},{"date":"2022-10-14","current":-3344.707681,"twenty":-125.006742,"median":10.522946,"eighty":75.097787,"marketCap":314402522},{"date":"2022-10-21","current":-3999.107011,"twenty":-127.975791,"median":10.522946,"eighty":75.097787,"marketCap":375916059},{"date":"2022-10-28","current":-4323.190489,"twenty":-129.470913,"median":10.522946,"eighty":75.097787,"marketCap":406379906},{"date":"2022-11-04","current":67.41181,"twenty":-130.079376,"median":10.537219,"eighty":75.097787,"marketCap":419301456},{"date":"2022-11-11","current":67.976976,"twenty":-130.079376,"median":10.690416,"eighty":75.097787,"marketCap":422816792},{"date":"2022-11-18","current":61.132181,"twenty":-130.079376,"median":10.80996,"eighty":75.097787,"marketCap":380242168},{"date":"2022-11-25","current":56.705043,"twenty":-130.079376,"median":10.974454,"eighty":75.097787,"marketCap":352705370},{"date":"2022-12-02","current":57.992367,"twenty":-130.079376,"median":11.122043,"eighty":75.097787,"marketCap":360712524},{"date":"2022-12-09","current":49.860249,"twenty":-130.079376,"median":11.225727,"eighty":75.097787,"marketCap":310130746},{"date":"2022-12-16","current":50.6766,"twenty":-130.079376,"median":11.361526,"eighty":75.097787,"marketCap":315208454},{"date":"2022-12-23","current":54.475775,"twenty":-130.079376,"median":11.520788,"eighty":75.097787,"marketCap":338839323},{"date":"2022-12-30","current":61.037987,"twenty":-130.079376,"median":11.562023,"eighty":75.097787,"marketCap":379656279},{"date":"2023-01-06","current":59.687867,"twenty":-130.079376,"median":11.628083,"eighty":75.097787,"marketCap":371258532},{"date":"2023-01-13","current":68.479346,"twenty":-130.079376,"median":11.721966,"eighty":75.097787,"marketCap":425941535},{"date":"2023-01-20","current":69.170106,"twenty":-130.079376,"median":11.800143,"eighty":75.097787,"marketCap":430238057},{"date":"2023-01-27","current":67.003634,"twenty":-130.079376,"median":11.837308,"eighty":75.097787,"marketCap":416762602},{"date":"2023-02-03","current":79.719881,"twenty":-130.079376,"median":11.888273,"eighty":75.488753,"marketCap":495857661},{"date":"2023-02-10","current":78.840733,"twenty":-130.079376,"median":11.957449,"eighty":76.205671,"marketCap":490389360},{"date":"2023-02-17","current":81.132797,"twenty":-130.079376,"median":12.027757,"eighty":77.143975,"marketCap":504646000},{"date":"2023-02-24","current":40.073484,"twenty":-130.079376,"median":12.049216,"eighty":77.261676,"marketCap":490779953},{"date":"2023-03-03","current":43.394728,"twenty":-130.079376,"median":12.073154,"eighty":77.261676,"marketCap":531455236},{"date":"2023-03-10","current":37.257291,"twenty":-130.079376,"median":12.11091,"eighty":77.261676,"marketCap":456290038},{"date":"2023-03-17","current":33.842907,"twenty":-130.079376,"median":12.159193,"eighty":77.261676,"marketCap":414474083},{"date":"2023-03-24","current":32.53878,"twenty":-130.079376,"median":12.210856,"eighty":77.261676,"marketCap":398502437},{"date":"2023-03-31","current":35.370139,"twenty":-130.028194,"median":12.244609,"eighty":77.257149,"marketCap":433178096},{"date":"2023-04-06","current":32.391771,"twenty":-130.028194,"median":12.333772,"eighty":77.257149,"marketCap":396702016},{"date":"2023-04-14","current":32.150281,"twenty":-130.079376,"median":12.389877,"eighty":77.261676,"marketCap":393744496},{"date":"2023-04-21","current":32.471862,"twenty":-130.079376,"median":12.430846,"eighty":77.261676,"marketCap":397682894},{"date":"2023-04-28","current":29.960404,"twenty":-130.079376,"median":12.604467,"eighty":77.261676,"marketCap":366925069},{"date":"2023-05-05","current":28.27,"twenty":-130.079376,"median":12.640844,"eighty":77.261676,"marketCap":346222688},{"date":"2023-05-12","current":21.126592,"twenty":-130.079376,"median":12.948798,"eighty":77.261676,"marketCap":347405681},{"date":"2023-05-19","current":20.94674,"twenty":-130.079376,"median":13.090817,"eighty":77.261676,"marketCap":344448198},{"date":"2023-05-26","current":20.706938,"twenty":-130.079376,"median":13.336754,"eighty":77.261676,"marketCap":340504887},{"date":"2023-06-02","current":20.167383,"twenty":-130.079376,"median":13.599627,"eighty":77.261676,"marketCap":331632438},{"date":"2023-06-09","current":21.438335,"twenty":-130.079376,"median":14.138784,"eighty":77.261676,"marketCap":352531985},{"date":"2023-06-16","current":20.071462,"twenty":-130.079376,"median":14.547209,"eighty":77.261676,"marketCap":330055113},{"date":"2023-06-23","current":18.680608,"twenty":-130.130558,"median":15.282909,"eighty":77.266203,"marketCap":307183911},{"date":"2023-06-30","current":21.114602,"twenty":-130.18174,"median":15.503346,"eighty":77.27073,"marketCap":347208515},{"date":"2023-07-07","current":18.89643,"twenty":-130.18174,"median":15.701943,"eighty":77.27073,"marketCap":310732891},{"date":"2023-07-14","current":21.89396,"twenty":-130.18174,"median":15.883309,"eighty":77.27073,"marketCap":360024276},{"date":"2023-07-21","current":21.92993,"twenty":-130.18174,"median":16.073511,"eighty":77.27073,"marketCap":360615772},{"date":"2023-07-28","current":21.90595,"twenty":-129.8917,"median":16.656488,"eighty":77.27073,"marketCap":360221441},{"date":"2023-08-04","current":22.349584,"twenty":-129.8917,"median":16.848678,"eighty":77.27073,"marketCap":367516566},{"date":"2023-08-11","current":17.341517,"twenty":-129.8917,"median":17.092119,"eighty":77.27073,"marketCap":426514608},{"date":"2023-08-18","current":18.289756,"twenty":-129.8917,"median":17.33556,"eighty":77.27073,"marketCap":449836537},{"date":"2023-08-25","current":18.530833,"twenty":-129.8917,"median":17.636658,"eighty":77.27073,"marketCap":455765841},{"date":"2023-09-01","current":19.302282,"twenty":-129.8917,"median":17.976194,"eighty":77.27073,"marketCap":474739614},{"date":"2023-09-08","current":21.182687,"twenty":-129.8917,"median":18.290105,"eighty":77.27073,"marketCap":520988186},{"date":"2023-09-15","current":20.475526,"twenty":-129.8917,"median":18.426366,"eighty":77.27073,"marketCap":503595561},{"date":"2023-09-22","current":19.535323,"twenty":-129.8917,"median":18.680608,"eighty":77.27073,"marketCap":480471275},{"date":"2023-09-29","current":20.089802,"twenty":-129.8917,"median":18.996917,"eighty":77.27073,"marketCap":494108675},{"date":"2023-10-06","current":17.45402,"twenty":-129.8917,"median":19.117455,"eighty":77.27073,"marketCap":429281616},{"date":"2023-10-13","current":16.995972,"twenty":-129.8917,"median":19.117455,"eighty":77.27073,"marketCap":418015939},{"date":"2023-10-20","current":16.19238,"twenty":-129.8917,"median":19.117455,"eighty":77.27073,"marketCap":398251592},{"date":"2023-10-27","current":14.930741,"twenty":-130.079376,"median":19.072888,"eighty":77.293365,"marketCap":367221567},{"date":"2023-11-03","current":14.025072,"twenty":-130.079376,"median":18.77422,"eighty":77.293365,"marketCap":375324949},{"date":"2023-11-10","current":11.697001,"twenty":-130.079376,"median":18.504717,"eighty":77.293365,"marketCap":313023443},{"date":"2023-11-17","current":11.719154,"twenty":-130.079376,"median":18.349363,"eighty":77.293365,"marketCap":313616290},{"date":"2023-11-24","current":11.99238,"twenty":-130.079376,"median":18.254696,"eighty":77.293365,"marketCap":320928075},{"date":"2023-12-01","current":11.77823,"twenty":-130.079376,"median":17.88403,"eighty":77.293365,"marketCap":315197216},{"date":"2023-12-08","current":12.250836,"twenty":-130.028194,"median":17.681503,"eighty":77.284311,"marketCap":327844628},{"date":"2023-12-15","current":13.107435,"twenty":-130.028194,"median":17.45402,"eighty":77.284311,"marketCap":350768062},{"date":"2023-12-22","current":13.964033,"twenty":-130.028194,"median":17.325445,"eighty":77.284311,"marketCap":373691496},{"date":"2023-12-29","current":14.067416,"twenty":-130.079376,"median":17.156182,"eighty":77.293365,"marketCap":376458118},{"date":"2024-01-05","current":12.871132,"twenty":-130.130558,"median":16.963992,"eighty":77.302419,"marketCap":344444356},{"date":"2024-01-12","current":12.295143,"twenty":-130.130558,"median":16.778208,"eighty":77.302419,"marketCap":329030323},{"date":"2024-01-19","current":12.634829,"twenty":-130.18174,"median":16.587709,"eighty":77.311473,"marketCap":338120650},{"date":"2024-01-26","current":12.826825,"twenty":-130.130558,"median":16.417386,"eighty":77.302419,"marketCap":343258661},{"date":"2024-02-02","current":12.597906,"twenty":-130.130558,"median":15.958197,"eighty":77.302419,"marketCap":337132571},{"date":"2024-02-09","current":12.863747,"twenty":-130.130558,"median":15.775698,"eighty":77.302419,"marketCap":344246741},{"date":"2024-02-16","current":13.712961,"twenty":-130.130558,"median":15.663505,"eighty":77.302419,"marketCap":366972559},{"date":"2024-02-23","current":13.124718,"twenty":-130.130558,"median":15.477721,"eighty":77.302419,"marketCap":344641972},{"date":"2024-03-01","current":12.5684,"twenty":-130.079376,"median":15.228554,"eighty":77.293365,"marketCap":330033615},{"date":"2024-03-08","current":12.88487,"twenty":-130.079376,"median":15.028817,"eighty":77.293365,"marketCap":338343814},{"date":"2024-03-15","current":13.118456,"twenty":-130.079376,"median":14.370381,"eighty":77.293365,"marketCap":344477533},{"date":"2024-03-22","current":14.165823,"twenty":-130.079376,"median":14.252579,"eighty":77.293365,"marketCap":371980334},{"date":"2024-03-28","current":14.263778,"twenty":-130.079376,"median":14.120912,"eighty":77.293365,"marketCap":374552538},{"date":"2024-04-05","current":14.367087,"twenty":-130.130558,"median":14.103041,"eighty":77.302419,"marketCap":377265333},{"date":"2024-04-12","current":13.758312,"twenty":-130.130558,"median":14.090472,"eighty":77.302419,"marketCap":361279513},{"date":"2024-04-19","current":12.60164,"twenty":-130.130558,"median":14.025072,"eighty":77.180191,"marketCap":330906457},{"date":"2024-04-26","current":12.746224,"twenty":-130.079376,"median":13.922515,"eighty":77.143975,"marketCap":334703089},{"date":"2024-05-03","current":11.733224,"twenty":-130.079376,"median":13.750405,"eighty":75.733826,"marketCap":327509470},{"date":"2024-05-10","current":9.807416,"twenty":-130.079376,"median":13.570022,"eighty":74.368947,"marketCap":273754413},{"date":"2024-05-17","current":9.320625,"twenty":-130.079376,"median":13.436044,"eighty":72.456305,"marketCap":260166603},{"date":"2024-05-24","current":9.571179,"twenty":-130.079376,"median":13.338266,"eighty":71.544122,"marketCap":267160329},{"date":"2024-05-31","current":9.299149,"twenty":-130.079376,"median":13.232971,"eighty":71.270241,"marketCap":259567141},{"date":"2024-06-07","current":9.04569,"twenty":-130.079376,"median":13.174171,"eighty":70.394273,"marketCap":252492345},{"date":"2024-06-14","current":10.359469,"twenty":-130.079376,"median":13.101643,"eighty":69.496802,"marketCap":289163852},{"date":"2024-06-21","current":10.373827,"twenty":-130.130558,"median":13.022917,"eighty":68.52825,"marketCap":289564633},{"date":"2024-06-28","current":10.35229,"twenty":-130.130558,"median":12.922823,"eighty":68.014942,"marketCap":288963461},{"date":"2024-07-05","current":9.978975,"twenty":-130.130558,"median":12.871132,"eighty":67.462934,"marketCap":278543142},{"date":"2024-07-12","current":10.445618,"twenty":-130.130558,"median":12.83754,"eighty":66.520102,"marketCap":291568541},{"date":"2024-07-19","current":10.043588,"twenty":-130.130558,"median":12.77938,"eighty":64.812043,"marketCap":280346659},{"date":"2024-07-26","current":10.1082,"twenty":-130.130558,"median":12.738614,"eighty":63.788464,"marketCap":282150176},{"date":"2024-08-02","current":14.197156,"twenty":-130.130558,"median":12.716058,"eighty":63.788464,"marketCap":258700572},{"date":"2024-08-09","current":12.635579,"twenty":-130.130558,"median":12.709079,"eighty":63.788464,"marketCap":230245513},{"date":"2024-08-16","current":12.88851,"twenty":-130.130558,"median":12.708673,"eighty":63.788464,"marketCap":234854431},{"date":"2024-08-23","current":13.086456,"twenty":-130.130558,"median":12.716058,"eighty":63.788464,"marketCap":238461410},{"date":"2024-08-30","current":13.603317,"twenty":-130.130558,"median":12.756775,"eighty":63.788464,"marketCap":247879634},{"date":"2024-09-06","current":12.030742,"twenty":-130.130558,"median":12.765409,"eighty":63.788464,"marketCap":219224187},{"date":"2024-09-13","current":11.788808,"twenty":-130.130558,"median":12.746224,"eighty":63.788464,"marketCap":214815657},{"date":"2024-09-20","current":14.197156,"twenty":-130.130558,"median":12.756775,"eighty":63.788464,"marketCap":258700572},{"date":"2024-09-27","current":14.296129,"twenty":-130.130558,"median":12.826825,"eighty":63.788464,"marketCap":260504062},{"date":"2024-10-04","current":14.637037,"twenty":-130.130558,"median":12.871132,"eighty":63.788464,"marketCap":266716081},{"date":"2024-10-11","current":14.812989,"twenty":-130.130558,"median":12.88851,"eighty":63.788464,"marketCap":269922285},{"date":"2024-10-18","current":14.263138,"twenty":-130.130558,"median":12.945151,"eighty":63.788464,"marketCap":259902898},{"date":"2024-10-25","current":11.392915,"twenty":-130.130558,"median":12.951685,"eighty":63.788464,"marketCap":207601698},{"date":"2024-11-01","current":10.854061,"twenty":-130.130558,"median":12.951685,"eighty":63.788464,"marketCap":197782699},{"date":"2024-11-08","current":-2.018238,"twenty":-130.130558,"median":12.951685,"eighty":63.788464,"marketCap":185645571},{"date":"2024-11-15","current":-1.746091,"twenty":-130.130558,"median":12.951685,"eighty":63.788464,"marketCap":160612457},{"date":"2024-11-22","current":-1.611107,"twenty":-130.130558,"median":12.951685,"eighty":63.788464,"marketCap":148196033},{"date":"2024-11-29","current":-1.752623,"twenty":-130.130558,"median":12.951685,"eighty":63.788464,"marketCap":161213252},{"date":"2024-12-06","current":-1.743914,"twenty":-130.130558,"median":12.951685,"eighty":63.788464,"marketCap":160412192},{"date":"2024-12-13","current":-1.611107,"twenty":-130.130558,"median":12.907476,"eighty":63.788464,"marketCap":148196033},{"date":"2024-12-20","current":-1.489185,"twenty":-130.130558,"median":12.885901,"eighty":63.788464,"marketCap":136981198},{"date":"2024-12-27","current":-1.537083,"twenty":-130.130558,"median":12.885901,"eighty":63.788464,"marketCap":141387026},{"date":"2025-01-03","current":-1.587158,"twenty":-130.130558,"median":12.885901,"eighty":63.788464,"marketCap":145993119},{"date":"2025-01-10","current":-1.611107,"twenty":-130.18174,"median":12.887206,"eighty":63.826142,"marketCap":148196033},{"date":"2025-01-17","current":-1.621992,"twenty":-130.18174,"median":12.887206,"eighty":63.826142,"marketCap":149197357},{"date":"2025-01-24","current":-1.591512,"twenty":-130.18174,"median":12.887206,"eighty":63.826142,"marketCap":146393649},{"date":"2025-01-31","current":-1.772217,"twenty":-130.18174,"median":12.887206,"eighty":63.826142,"marketCap":163015636},{"date":"2025-02-07","current":-1.72432,"twenty":-130.18174,"median":12.887206,"eighty":63.826142,"marketCap":158609808},{"date":"2025-02-14","current":-1.872367,"twenty":-130.18174,"median":12.887206,"eighty":63.826142,"marketCap":172227822},{"date":"2025-02-21","current":-1.837532,"twenty":-130.18174,"median":12.885385,"eighty":63.826142,"marketCap":169023584},{"date":"2025-02-28","current":-1.817335,"twenty":-130.18174,"median":12.865132,"eighty":63.826142,"marketCap":171650896},{"date":"2025-03-07","current":-1.768044,"twenty":-130.232922,"median":12.797287,"eighty":63.86382,"marketCap":166995270},{"date":"2025-03-14","current":-1.733754,"twenty":-130.232922,"median":12.797287,"eighty":63.86382,"marketCap":163756574},{"date":"2025-03-21","current":-1.879484,"twenty":-130.232922,"median":12.797287,"eighty":63.86382,"marketCap":177521033},{"date":"2025-03-28","current":-1.798047,"twenty":-130.232922,"median":12.797287,"eighty":63.86382,"marketCap":169829129},{"date":"2025-04-04","current":-1.527387,"twenty":-130.232922,"median":12.797287,"eighty":63.86382,"marketCap":144264720},{"date":"2025-04-11","current":-1.427301,"twenty":-130.18174,"median":12.788334,"eighty":63.826142,"marketCap":134811476},{"date":"2025-04-17","current":-1.40772,"twenty":-130.18174,"median":12.788334,"eighty":63.826142,"marketCap":132961929},{"date":"2025-04-25","current":-1.483871,"twenty":-130.232922,"median":12.756775,"eighty":63.86382,"marketCap":140154614},{"date":"2025-05-02","current":-1.569698,"twenty":-130.232922,"median":12.716058,"eighty":63.86382,"marketCap":151221528},{"date":"2025-05-09","current":-1.473984,"twenty":-130.232922,"median":12.677737,"eighty":63.86382,"marketCap":142000703},{"date":"2025-05-16","current":-1.473984,"twenty":-130.232922,"median":12.627444,"eighty":63.86382,"marketCap":142000703},{"date":"2025-05-23","current":-1.403795,"twenty":-130.232922,"median":12.59854,"eighty":63.86382,"marketCap":135238765},{"date":"2025-05-30","current":-1.444207,"twenty":-130.232922,"median":12.5684,"eighty":63.86382,"marketCap":139132002},{"date":"2025-06-06","current":-1.480365,"twenty":-130.232922,"median":12.485515,"eighty":63.86382,"marketCap":142615425},{"date":"2025-06-13","current":-1.710077,"twenty":-130.232922,"median":12.398526,"eighty":63.86382,"marketCap":164745404},{"date":"2025-06-20","current":-1.684554,"twenty":-130.243159,"median":12.343142,"eighty":63.907777,"marketCap":162286518},{"date":"2025-06-27","current":-1.544174,"twenty":-130.243159,"median":12.243451,"eighty":63.907777,"marketCap":148762641},{"date":"2025-07-03","current":-1.793029,"twenty":-130.243159,"median":12.099455,"eighty":63.907777,"marketCap":172736786},{"date":"2025-07-11","current":-1.790902,"twenty":-130.243159,"median":12.037406,"eighty":63.907777,"marketCap":172531879},{"date":"2025-07-18","current":-1.697315,"twenty":-130.243159,"median":11.99238,"eighty":63.907777,"marketCap":163515961},{"date":"2025-07-25","current":-1.784521,"twenty":-130.243159,"median":11.838743,"eighty":63.474483,"marketCap":171917157},{"date":"2025-08-01","current":-1.720712,"twenty":-130.243159,"median":11.750019,"eighty":61.056826,"marketCap":165769940},{"date":"2025-08-08","current":-1.26998,"twenty":-130.243159,"median":11.674848,"eighty":58.055163,"marketCap":127295148},{"date":"2025-08-15","current":-1.277166,"twenty":-130.243159,"median":11.44896,"eighty":57.370684,"marketCap":128015493},{"date":"2025-08-22","current":-1.359299,"twenty":-130.243159,"median":10.997022,"eighty":55.675185,"marketCap":136248000},{"date":"2025-08-29","current":-1.295646,"twenty":-130.243159,"median":10.635865,"eighty":53.326603,"marketCap":129867807},{"date":"2025-09-05","current":-1.422952,"twenty":-130.253395,"median":10.409723,"eighty":51.86345,"marketCap":142628194},{"date":"2025-09-12","current":-1.443485,"twenty":-130.243159,"median":10.327163,"eighty":49.897927,"marketCap":144686321},{"date":"2025-09-19","current":-1.574898,"twenty":-130.243159,"median":10.230245,"eighty":42.971677,"marketCap":157858333},{"date":"2025-09-26","current":-1.681671,"twenty":-130.243159,"median":10.093841,"eighty":41.588024,"marketCap":168560593},{"date":"2025-10-03","current":-1.712471,"twenty":-130.243159,"median":9.961028,"eighty":36.752165,"marketCap":171647783},{"date":"2025-10-10","current":-1.652924,"twenty":-130.243159,"median":9.803456,"eighty":34.796047,"marketCap":165679215},{"date":"2025-10-17","current":-1.550258,"twenty":-130.243159,"median":9.663709,"eighty":34.08908,"marketCap":155388580},{"date":"2025-10-24","current":-1.679617,"twenty":-130.243159,"median":9.530987,"eighty":33.862364,"marketCap":168354780},{"date":"2025-10-31","current":-1.737111,"twenty":-130.243159,"median":9.530987,"eighty":33.862364,"marketCap":174117535},{"date":"2025-11-07","current":-63.983475,"twenty":-130.243159,"median":9.530987,"eighty":33.862364,"marketCap":127455083},{"date":"2025-11-14","current":-60.675768,"twenty":-130.243159,"median":9.530987,"eighty":33.862364,"marketCap":120866129},{"date":"2025-11-21","current":-58.194986,"twenty":-130.243159,"median":9.530987,"eighty":33.862364,"marketCap":115924413},{"date":"2025-11-28","current":-64.190207,"twenty":-130.243159,"median":9.530987,"eighty":33.862364,"marketCap":127866893},{"date":"2025-12-05","current":-64.190207,"twenty":-130.243159,"median":9.530987,"eighty":33.862364,"marketCap":127866893},{"date":"2025-12-12","current":-69.978696,"twenty":-130.243159,"median":9.530987,"eighty":33.862364,"marketCap":139397563},{"date":"2025-12-19","current":-66.050793,"twenty":-130.243159,"median":9.530987,"eighty":33.862364,"marketCap":131573179},{"date":"2025-12-26","current":-68.11811,"twenty":-130.243159,"median":9.530987,"eighty":33.862364,"marketCap":135691276},{"date":"2026-01-02","current":-69.151769,"twenty":-130.243159,"median":9.530987,"eighty":33.862364,"marketCap":137750324},{"date":"2026-01-09","current":-74.836892,"twenty":-130.028194,"median":9.530987,"eighty":33.862364,"marketCap":149075089},{"date":"2026-01-16","current":-88.998017,"twenty":-129.46097,"median":9.530987,"eighty":33.862364,"marketCap":177284050},{"date":"2026-01-23","current":-90.858602,"twenty":-127.423659,"median":9.530987,"eighty":33.862364,"marketCap":180990336},{"date":"2026-01-30","current":-92.719188,"twenty":-123.376175,"median":9.530987,"eighty":33.862364,"marketCap":184696623},{"date":"2026-02-06","current":-81.14221,"twenty":-112.031811,"median":9.530987,"eighty":33.862364,"marketCap":161635283},{"date":"2026-02-13","current":-86.620602,"twenty":-107.726719,"median":9.530987,"eighty":33.862364,"marketCap":172548239},{"date":"2026-02-20","current":-89.824944,"twenty":-103.143238,"median":9.530987,"eighty":33.862364,"marketCap":178931288},{"date":"2026-02-27","current":-8.924134,"twenty":-99.911934,"median":9.530987,"eighty":33.862364,"marketCap":120047456},{"date":"2026-03-06","current":-8.528183,"twenty":-96.919248,"median":9.530987,"eighty":33.862364,"marketCap":114721118},{"date":"2026-03-13","current":-7.39363,"twenty":-94.771674,"median":9.530987,"eighty":33.862364,"marketCap":99459112},{"date":"2026-03-20","current":-7.386016,"twenty":-91.722118,"median":9.530987,"eighty":33.862364,"marketCap":99356682},{"date":"2026-03-27","current":-7.964714,"twenty":-90.295973,"median":9.530987,"eighty":33.862364,"marketCap":107141330},{"date":"2026-04-02","current":-8.051855,"twenty":-89.29337,"median":9.530987,"eighty":33.862364,"marketCap":108313548},{"date":"2026-04-10","current":-7.899646,"twenty":-88.729265,"median":9.530987,"eighty":33.862364,"marketCap":106266033},{"date":"2026-04-17","current":-8.14318,"twenty":-88.295129,"median":9.530987,"eighty":33.862364,"marketCap":109542057},{"date":"2026-04-24","current":-8.599807,"twenty":-87.282143,"median":9.530987,"eighty":33.862364,"marketCap":115684603},{"date":"2026-05-01","current":-6.266041,"twenty":-86.626216,"median":9.530987,"eighty":33.862364,"marketCap":126536433},{"date":"2026-05-08","current":-7.429749,"twenty":-83.079404,"median":9.530987,"eighty":33.862364,"marketCap":150036355},{"date":"2026-05-15","current":-7.470294,"twenty":-76.346034,"median":9.530987,"eighty":33.862364,"marketCap":150855107},{"date":"2026-05-22","current":-6.943217,"twenty":-70.929662,"median":9.530987,"eighty":33.862364,"marketCap":140211327},{"date":"2026-05-29","current":-7.34866,"twenty":-69.255135,"median":9.571179,"eighty":33.88182,"marketCap":148398850},{"date":"2026-06-05","current":-6.841856,"twenty":-68.242149,"median":9.530987,"eighty":33.862364,"marketCap":138164447},{"date":"2026-06-12","current":-7.145939,"twenty":-66.050793,"median":9.530987,"eighty":33.862364,"marketCap":144305089},{"date":"2026-06-18","current":-7.227027,"twenty":-65.05848,"median":9.530987,"eighty":33.862364,"marketCap":145942593},{"date":"2026-06-26","current":-6.112058,"twenty":-64.066168,"median":9.571179,"eighty":33.88182,"marketCap":123426906},{"date":"2026-07-02","current":-6.345188,"twenty":-63.342607,"median":9.571179,"eighty":33.88182,"marketCap":128134731},{"date":"2026-07-10","current":-6.487093,"twenty":-60.675768,"median":9.571179,"eighty":33.88182,"marketCap":131000364},{"date":"2026-07-17","current":-6.355324,"twenty":-58.277679,"median":9.571179,"eighty":33.88182,"marketCap":128339419},{"date":"2026-07-24","current":-6.243827,"twenty":-11.223318,"median":9.45664,"eighty":33.562361,"marketCap":126087851},{"date":"2026-07-31","current":-6.493276,"twenty":-11.926238,"median":9.374315,"eighty":32.537771,"marketCap":128586340},{"date":"2026-08-07","current":-7.800229,"twenty":-11.926238,"median":9.288411,"eighty":32.337033,"marketCap":154467936},{"date":"2026-08-14","current":-7.748366,"twenty":-11.926238,"median":9.009794,"eighty":31.554214,"marketCap":153440889},{"date":"2026-08-21","current":-7.260852,"twenty":-11.926238,"median":3.494179,"eighty":30.018361,"marketCap":143786643},{"date":"2026-08-28","current":-7.250479,"twenty":-11.926238,"median":-1.278193,"eighty":22.992255,"marketCap":143581233},{"date":"2026-09-04","current":-7.17787,"twenty":-11.926238,"median":-1.339793,"eighty":22.296828,"marketCap":142143367},{"date":"2026-09-11","current":-6.814828,"twenty":-11.926238,"median":-1.357246,"eighty":22.090598,"marketCap":134954034},{"date":"2026-09-18","current":-6.482903,"twenty":-11.926238,"median":-1.371754,"eighty":21.901154,"marketCap":128380931}],"updateTime":1789812582555},"$inf$@#url:\"https://stock-news.skytigris.cn/v3/notice/important/events/list\",params:#symbol:\"BOOM\",pageSize:20,pageCount:7,market:\"us\",,,undefined,":[{"items":[{"cdn_pdf":false,"hasAttachments":true,"id":"12519620","market":"us","labels":[],"media":"sec.gov","original_id":"AN3406721000060-BOOM","pdf_url":null,"pub_time":1619020800000,"showTitleType":true,"size":0,"source":"sec_us","summary":"8-K  - Current report","symbol":"BOOM","title":"8-K  - Current report","titleType":"Major Issues Report","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/34067/000003406721000060/0000034067-21-000060-index.htm","us_notice_code":"Form 8-K","us_title_en":"Item 2.02: Results of Operations and Financial Condition;\nItem 9.01: Financial Statements and Exhibits","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"PRESS RELEASE, APRIL 22, 2021","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/34067/000003406721000060/boom-exx991_2021q1.htm","primary":true,"translateUrl":null,"linkName":"boom-exx991_2021q1.htm","type":"EX-99.1","id":"NTFILEqiCnRMMq1tVxAhZF","market":"us","size":469400},{"description":"8-K","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/34067/000003406721000060/boom-20210422.htm","primary":false,"translateUrl":null,"linkName":"boom-20210422.htm","type":"8-K","id":"NTFILE9Hpzrwifk3w2TTCC","market":"us","size":35586},{"description":"","seq":8,"linkUrl":"https://www.sec.gov/Archives/edgar/data/34067/000003406721000060/letterheadpage2v2a091a.jpg","primary":false,"translateUrl":null,"linkName":"letterheadpage2v2a091a.jpg","type":"GRAPHIC","id":"NTFILE8TtcewNnPvXk2jtu","market":"us","size":2946}],"type_name":"Transaction Related","type_name_en":"Transaction Related","titleTypeEn":"Major Issues Report","us_type":"交易披露","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"Major Issues Report","pubTime":"2021-04-22 00:00","pubTimestamp":1619020800,"title_zh":"8-K  - Current report","summary_en":"Item 2.02: Results of Operations and Financial Condition;\nItem 9.01: Financial Statements and Exhibits","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"11927741","market":"us","labels":[],"media":"sec.gov","original_id":"AN3406721000015-BOOM","pdf_url":null,"pub_time":1613923200000,"showTitleType":true,"size":0,"source":"sec_us","summary":"10-K  - Annual report [Section 13 and 15(d), not S-K Item 405]","symbol":"BOOM","title":"10-K  - Annual report [Section 13 and 15(d), not S-K Item 405]","titleType":"Annual Report","type":"usFinancials","url":"https://www.sec.gov/Archives/edgar/data/34067/000003406721000015/0000034067-21-000015-index.htm","us_notice_code":"Form 10-K","us_title_en":"10-K  - Annual report [Section 13 and 15(d), not S-K Item 405]","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"10-K","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/34067/000003406721000015/boom-20201231.htm","primary":true,"translateUrl":null,"linkName":"boom-20201231.htm","type":"10-K","id":"NTFILEGjSfxzfDACQYenLi","market":"us","size":2864609},{"description":"EX-10.10","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/34067/000003406721000015/boom-exx1010xnobilixenglis.htm","primary":false,"translateUrl":null,"linkName":"boom-exx1010xnobilixenglis.htm","type":"EX-10.10","id":"NTFILE9ND2aTLyomx3RVQC","market":"us","size":23326},{"description":"SUBSIDIARIES OF THE COMPANY","seq":3,"linkUrl":"https://www.sec.gov/Archives/edgar/data/34067/000003406721000015/boom-exx211_20201231x10k.htm","primary":false,"translateUrl":null,"linkName":"boom-exx211_20201231x10k.htm","type":"EX-21.1","id":"NTFILE42qPLFmJmQXKvx99","market":"us","size":10184},{"description":"CONSENT OF ERNST & YOUNG LLP","seq":4,"linkUrl":"https://www.sec.gov/Archives/edgar/data/34067/000003406721000015/boom-exx231_20201231x10k.htm","primary":false,"translateUrl":null,"linkName":"boom-exx231_20201231x10k.htm","type":"EX-23.1","id":"NTFILE9huXUdZvy2L5WMPT","market":"us","size":5705},{"description":"EX-31.1","seq":5,"linkUrl":"https://www.sec.gov/Archives/edgar/data/34067/000003406721000015/boom-exx311_20201231x10k.htm","primary":false,"translateUrl":null,"linkName":"boom-exx311_20201231x10k.htm","type":"EX-31.1","id":"NTFILEBKV3gFbS9qHR4uQu","market":"us","size":14722},{"description":"EX-31.2","seq":6,"linkUrl":"https://www.sec.gov/Archives/edgar/data/34067/000003406721000015/boom-exx312_20201231x10k.htm","primary":false,"translateUrl":null,"linkName":"boom-exx312_20201231x10k.htm","type":"EX-31.2","id":"NTFILE6D2rXRhtTg6dPhLU","market":"us","size":14283},{"description":"EX-32.1","seq":7,"linkUrl":"https://www.sec.gov/Archives/edgar/data/34067/000003406721000015/boom-exx321_20201231x10k.htm","primary":false,"translateUrl":null,"linkName":"boom-exx321_20201231x10k.htm","type":"EX-32.1","id":"NTFILE95uaJKYkEt9FH2Gi","market":"us","size":7556},{"description":"EX-32.2","seq":8,"linkUrl":"https://www.sec.gov/Archives/edgar/data/34067/000003406721000015/boom-exx322_20201231x10k.htm","primary":false,"translateUrl":null,"linkName":"boom-exx322_20201231x10k.htm","type":"EX-32.2","id":"NTFILE38XLSWxtwfTNoMim","market":"us","size":7400},{"description":"","seq":14,"linkUrl":"https://www.sec.gov/Archives/edgar/data/34067/000003406721000015/boom-20201231_g1.jpg","primary":false,"translateUrl":null,"linkName":"boom-20201231_g1.jpg","type":"GRAPHIC","id":"NTFILEpcqpjzsFCvCUEPdD","market":"us","size":4135855},{"description":"","seq":15,"linkUrl":"https://www.sec.gov/Archives/edgar/data/34067/000003406721000015/boom-20201231_g2.jpg","primary":false,"translateUrl":null,"linkName":"boom-20201231_g2.jpg","type":"GRAPHIC","id":"NTFILE9ZFz86GmiL7RTBwz","market":"us","size":82596},{"description":"","seq":16,"linkUrl":"https://www.sec.gov/Archives/edgar/data/34067/000003406721000015/boom-20201231_g3.jpg","primary":false,"translateUrl":null,"linkName":"boom-20201231_g3.jpg","type":"GRAPHIC","id":"NTFILECcz9HXFoagWZx8sB","market":"us","size":148971}],"type_name":"Financial Report","type_name_en":"Financial Report","titleTypeEn":"Annual Report","us_type":"财务报告","us_type_zh":"财务报告","earn_infos":[],"event_type":"important_notice","event_name":"Annual Report","pubTime":"2021-02-22 00:00","pubTimestamp":1613923200,"title_zh":"10-K  - Annual report [Section 13 and 15(d), not S-K Item 405","summary_en":"","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"11896467","market":"us","labels":[],"media":"sec.gov","original_id":"AN3406721000008-BOOM","pdf_url":null,"pub_time":1613577600000,"showTitleType":true,"size":0,"source":"sec_us","summary":"8-K  - Current report","symbol":"BOOM","title":"8-K  - Current report","titleType":"Major Issues Report","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/34067/000003406721000008/0000034067-21-000008-index.htm","us_notice_code":"Form 8-K","us_title_en":"Item 2.02: Results of Operations and Financial Condition;\nItem 9.01: Financial Statements and Exhibits","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"PRESS RELEASE, FEBRUARY 18, 2021","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/34067/000003406721000008/boom-exx991_2020q4.htm","primary":true,"translateUrl":null,"linkName":"boom-exx991_2020q4.htm","type":"EX-99.1","id":"NTFILE12NhPPrg9FWi6XmB","market":"us","size":770100},{"description":"8-K","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/34067/000003406721000008/boom-20210218.htm","primary":false,"translateUrl":null,"linkName":"boom-20210218.htm","type":"8-K","id":"NTFILEBvVwHtty7mUoyppv","market":"us","size":36016},{"description":"","seq":8,"linkUrl":"https://www.sec.gov/Archives/edgar/data/34067/000003406721000008/letterheadpage2v2a061.jpg","primary":false,"translateUrl":null,"linkName":"letterheadpage2v2a061.jpg","type":"GRAPHIC","id":"NTFILECqLZkBBKXTSPPKa4","market":"us","size":2946}],"type_name":"Transaction Related","type_name_en":"Transaction Related","titleTypeEn":"Major Issues Report","us_type":"交易披露","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"Major Issues Report","pubTime":"2021-02-18 00:00","pubTimestamp":1613577600,"title_zh":"8-K  - Current report","summary_en":"Item 2.02: Results of Operations and Financial Condition;\nItem 9.01: Financial Statements and Exhibits","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":false,"id":"11866076","market":"us","labels":[],"media":"sec.gov","original_id":"AN110257821000036-BOOM","pdf_url":null,"pub_time":1613404800000,"showTitleType":true,"size":0,"source":"sec_us","summary":"SC 13G/A [Amend]  - Statement of acquisition of beneficial ownership by individuals","symbol":"BOOM","title":"SC 13G/A [Amend]  - Statement of acquisition of beneficial ownership by individuals","titleType":"Beneficial Ownership Change","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/34067/000110257821000036/0001102578-21-000036-index.htm","us_notice_code":"Form SC 13G/A","us_title_en":"SC 13G/A [Amend]  - Statement of acquisition of beneficial ownership by individuals","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[],"type_name":"Transaction Related","type_name_en":"Transaction Related","titleTypeEn":"Beneficial Ownership Change","us_type":"交易披露","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"Beneficial Ownership Change","pubTime":"2021-02-16 00:00","pubTimestamp":1613404800,"title_zh":"SC 13G/A [Amend]  - Statement of acquisition of beneficial ownership by individuals","summary_en":"","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"11834918","market":"us","labels":[],"media":"sec.gov","original_id":"AN139834421003228-BOOM","pdf_url":null,"pub_time":1613059200000,"showTitleType":true,"size":0,"source":"sec_us","summary":"SC 13G/A [Amend]  - Statement of acquisition of beneficial ownership by individuals","symbol":"BOOM","title":"SC 13G/A [Amend]  - Statement of acquisition of beneficial ownership by individuals","titleType":"Beneficial Ownership Change","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/34067/000139834421003228/0001398344-21-003228-index.htm","us_notice_code":"Form SC 13G/A","us_title_en":"SC 13G/A [Amend]  - Statement of acquisition of beneficial ownership by individuals","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/34067/000139834421003228/fp0061804_sc13ga.htm","primary":true,"translateUrl":null,"linkName":"fp0061804_sc13ga.htm","type":"SC 13G/A","id":"NTFILECbbHLdWknwvxxEGK","market":"us","size":55723}],"type_name":"Transaction Related","type_name_en":"Transaction Related","titleTypeEn":"Beneficial Ownership Change","us_type":"交易披露","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"Beneficial Ownership Change","pubTime":"2021-02-12 00:00","pubTimestamp":1613059200,"title_zh":"SC 13G/A [Amend]  - Statement of acquisition of beneficial ownership by individuals","summary_en":"","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"11831724","market":"us","labels":[],"media":"sec.gov","original_id":"AN139834421003111-BOOM","pdf_url":null,"pub_time":1613059200000,"showTitleType":true,"size":0,"source":"sec_us","summary":"SC 13G/A [Amend]  - Statement of acquisition of beneficial ownership by individuals","symbol":"BOOM","title":"SC 13G/A [Amend]  - Statement of acquisition of beneficial ownership by individuals","titleType":"Beneficial Ownership Change","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/34067/000139834421003111/0001398344-21-003111-index.htm","us_notice_code":"Form SC 13G/A","us_title_en":"SC 13G/A [Amend]  - Statement of acquisition of beneficial ownership by individuals","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/34067/000139834421003111/fp0061789_sc13ga.htm","primary":true,"translateUrl":null,"linkName":"fp0061789_sc13ga.htm","type":"SC 13G/A","id":"NTFILEF3oLSYxnf6XhGVeT","market":"us","size":47185}],"type_name":"Transaction Related","type_name_en":"Transaction Related","titleTypeEn":"Beneficial Ownership Change","us_type":"交易披露","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"Beneficial Ownership Change","pubTime":"2021-02-12 00:00","pubTimestamp":1613059200,"title_zh":"SC 13G/A [Amend]  - Statement of acquisition of beneficial ownership by individuals","summary_en":"","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":false,"id":"11831731","market":"us","labels":[],"media":"sec.gov","original_id":"AN81413321000060-BOOM","pdf_url":null,"pub_time":1612972800000,"showTitleType":true,"size":0,"source":"sec_us","summary":"SC 13G  - Statement of acquisition of beneficial ownership by individuals","symbol":"BOOM","title":"SC 13G  - Statement of acquisition of beneficial ownership by individuals","titleType":"Beneficial Ownership Change","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/34067/000081413321000060/0000814133-21-000060-index.htm","us_notice_code":"Form SC 13G","us_title_en":"SC 13G  - Statement of acquisition of beneficial ownership by individuals","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[],"type_name":"Transaction Related","type_name_en":"Transaction Related","titleTypeEn":"Beneficial Ownership Change","us_type":"交易披露","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"Beneficial Ownership Change","pubTime":"2021-02-11 00:00","pubTimestamp":1612972800,"title_zh":"SC 13G  - Statement of acquisition of beneficial ownership by individuals","summary_en":"","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"11831737","market":"us","labels":[],"media":"sec.gov","original_id":"AN110465921017925-BOOM","pdf_url":null,"pub_time":1612886400000,"showTitleType":true,"size":0,"source":"sec_us","summary":"SC 13G/A [Amend]  - Statement of acquisition of beneficial ownership by individuals","symbol":"BOOM","title":"SC 13G/A [Amend]  - Statement of acquisition of beneficial ownership by individuals","titleType":"Beneficial Ownership Change","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/34067/000110465921017925/0001104659-21-017925-index.htm","us_notice_code":"Form SC 13G/A","us_title_en":"SC 13G/A [Amend]  - Statement of acquisition of beneficial ownership by individuals","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"SCHEDULE 13G/A","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/34067/000110465921017925/tv0709-dmcglobalinc.htm","primary":true,"translateUrl":null,"linkName":"tv0709-dmcglobalinc.htm","type":"SC 13G/A","id":"NTFILEDwFkKQdd8dwUXAyj","market":"us","size":12305}],"type_name":"Transaction Related","type_name_en":"Transaction Related","titleTypeEn":"Beneficial Ownership Change","us_type":"交易披露","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"Beneficial Ownership Change","pubTime":"2021-02-10 00:00","pubTimestamp":1612886400,"title_zh":"SC 13G/A [Amend]  - Statement of acquisition of beneficial ownership by individuals","summary_en":"","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":false,"id":"11831725","market":"us","labels":[],"media":"sec.gov","original_id":"AN83423721000654-BOOM","pdf_url":null,"pub_time":1611504000000,"showTitleType":true,"size":0,"source":"sec_us","summary":"SC 13G  - Statement of acquisition of beneficial ownership by individuals","symbol":"BOOM","title":"SC 13G  - Statement of acquisition of beneficial ownership by individuals","titleType":"Beneficial Ownership Change","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/34067/000083423721000654/0000834237-21-000654-index.htm","us_notice_code":"Form SC 13G","us_title_en":"SC 13G  - Statement of acquisition of beneficial ownership by individuals","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[],"type_name":"Transaction Related","type_name_en":"Transaction Related","titleTypeEn":"Beneficial Ownership Change","us_type":"交易披露","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"Beneficial Ownership Change","pubTime":"2021-01-25 00:00","pubTimestamp":1611504000,"title_zh":"SC 13G  - Statement of acquisition of beneficial ownership by individuals","summary_en":"","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"10563768","market":"us","labels":[],"media":"sec.gov","original_id":"AN3406720000155-BOOM","pdf_url":null,"pub_time":1603296000000,"showTitleType":true,"size":0,"source":"sec_us","summary":"10-Q  - Quarterly report [Sections 13 or 15(d)]","symbol":"BOOM","title":"10-Q  - Quarterly report [Sections 13 or 15(d)]","titleType":"Quarterly Report","type":"usFinancials","url":"https://www.sec.gov/Archives/edgar/data/34067/000003406720000155/0000034067-20-000155-index.htm","us_notice_code":"Form 10-Q","us_title_en":"10-Q  - Quarterly report [Sections 13 or 15(d)]","is_important":0,"hasEarnInfos":true,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"10-Q","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/34067/000003406720000155/boom-20200930.htm","primary":true,"translateUrl":null,"linkName":"boom-20200930.htm","type":"10-Q","id":"NTFILEGt5qYGj86czwiu2X","market":"us","size":2208235},{"description":"3RD AMENDMENT TO 2018 CREDIT AGREEMENT","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/34067/000003406720000155/boom-exx101xthirdamend.htm","primary":false,"translateUrl":null,"linkName":"boom-exx101xthirdamend.htm","type":"EX-10.1","id":"NTFILErqR97aWa2R8VUcis","market":"us","size":66808},{"description":"EX-31.1","seq":3,"linkUrl":"https://www.sec.gov/Archives/edgar/data/34067/000003406720000155/boom-exx311q3x09302020.htm","primary":false,"translateUrl":null,"linkName":"boom-exx311q3x09302020.htm","type":"EX-31.1","id":"NTFILE3sjXVsWATaRDM83k","market":"us","size":17776},{"description":"EX-31.2","seq":4,"linkUrl":"https://www.sec.gov/Archives/edgar/data/34067/000003406720000155/boom-exx312q3x09302020.htm","primary":false,"translateUrl":null,"linkName":"boom-exx312q3x09302020.htm","type":"EX-31.2","id":"NTFILECBaPAdyC7VtiM5BP","market":"us","size":17319},{"description":"EX-32.1","seq":5,"linkUrl":"https://www.sec.gov/Archives/edgar/data/34067/000003406720000155/boom-exx321q3x09302020.htm","primary":false,"translateUrl":null,"linkName":"boom-exx321q3x09302020.htm","type":"EX-32.1","id":"NTFILEEmuinBsFsmcrEb2v","market":"us","size":9435},{"description":"EX-32.2","seq":6,"linkUrl":"https://www.sec.gov/Archives/edgar/data/34067/000003406720000155/boom-exx322q3x09302020.htm","primary":false,"translateUrl":null,"linkName":"boom-exx322q3x09302020.htm","type":"EX-32.2","id":"NTFILEBdqjxCZzwqFzyiHB","market":"us","size":9263}],"type_name":"Financial Report","type_name_en":"Financial Report","titleTypeEn":"Quarterly Report","us_type":"财务报告","us_type_zh":"财务报告","earn_infos":[{"id":39851,"name":"CONDENSED CONSOLIDATED BALANCE SHEETS","name_zh":null,"url":"https://www.sec.gov/Archives/edgar/data/34067/000003406720000155/R2.htm","cdn_url":"","translation_url":"","translate_status":0},{"id":39852,"name":"CONDENSED CONSOLIDATED BALANCE SHEETS (Parenthetical)","name_zh":null,"url":"https://www.sec.gov/Archives/edgar/data/34067/000003406720000155/R3.htm","cdn_url":"","translation_url":"","translate_status":0},{"id":39853,"name":"CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS","name_zh":null,"url":"https://www.sec.gov/Archives/edgar/data/34067/000003406720000155/R4.htm","cdn_url":"","translation_url":"","translate_status":0},{"id":39854,"name":"CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE (LOSS) INCOME","name_zh":null,"url":"https://www.sec.gov/Archives/edgar/data/34067/000003406720000155/R5.htm","cdn_url":"","translation_url":"","translate_status":0},{"id":39855,"name":"CONDENSED CONSOLIDATED STATEMENTS OF STOCKHOLDERS' EQUITY","name_zh":null,"url":"https://www.sec.gov/Archives/edgar/data/34067/000003406720000155/R6.htm","cdn_url":"","translation_url":"","translate_status":0},{"id":39856,"name":"CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS","name_zh":"简明综合现金流量表","url":"https://www.sec.gov/Archives/edgar/data/34067/000003406720000155/R7.htm","cdn_url":"https://static.tigerbbs.com/5fdd61b145c1617e56af1720766ed919","translation_url":"https://static.tigerbbs.com/9b9bc643e539af854c7e82cf6e449362","translate_status":1}],"event_type":"important_notice","event_name":"Quarterly Report","pubTime":"2020-10-22 00:00","pubTimestamp":1603296000,"title_zh":"10-Q  - Quarterly report [Sections 13 or 15(d","summary_en":"","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"10563574","market":"us","labels":[],"media":"sec.gov","original_id":"AN3406720000153-BOOM","pdf_url":null,"pub_time":1603296000000,"showTitleType":true,"size":0,"source":"sec_us","summary":"8-K  - Current report","symbol":"BOOM","title":"8-K  - Current report","titleType":"Major Issues Report","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/34067/000003406720000153/0000034067-20-000153-index.htm","us_notice_code":"Form 8-K","us_title_en":"Item 1.01: Entry into a Material Definitive Agreement;\nItem 2.02: Results of Operations and Financial Condition;\nItem 9.01: Financial Statements and Exhibits","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"EQUITY DISTRIBUTION AGREEMENT","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/34067/000003406720000153/dmcglobalinc-equitydis.htm","primary":true,"translateUrl":null,"linkName":"dmcglobalinc-equitydis.htm","type":"EX-1.1","id":"NTFILEBTGJv5SqfMJohdvU","market":"us","size":376199},{"description":"8-K","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/34067/000003406720000153/boom-20201022.htm","primary":false,"translateUrl":null,"linkName":"boom-20201022.htm","type":"8-K","id":"NTFILE5cdesa3zqCypGDf8","market":"us","size":56886},{"description":"OPINION OF DAVIS GRAHAM & STUBBS LLP","seq":3,"linkUrl":"https://www.sec.gov/Archives/edgar/data/34067/000003406720000153/dmcglobalinc-51opinion.htm","primary":false,"translateUrl":null,"linkName":"dmcglobalinc-51opinion.htm","type":"EX-5.1","id":"NTFILE2Yqas4TykfsvHnA8","market":"us","size":13177},{"description":"PRESS RELEASE, OCTOBER 22, 2020","seq":4,"linkUrl":"https://www.sec.gov/Archives/edgar/data/34067/000003406720000153/boom-exx9912020q3.htm","primary":false,"translateUrl":null,"linkName":"boom-exx9912020q3.htm","type":"EX-99.1","id":"NTFILEfZvE1gAvbn2AsC8j","market":"us","size":965118},{"description":"","seq":10,"linkUrl":"https://www.sec.gov/Archives/edgar/data/34067/000003406720000153/letterheadpage2v2a091.jpg","primary":false,"translateUrl":null,"linkName":"letterheadpage2v2a091.jpg","type":"GRAPHIC","id":"NTFILE4czaBZE18ZdEXqeK","market":"us","size":2946}],"type_name":"Transaction Related","type_name_en":"Transaction Related","titleTypeEn":"Major Issues Report","us_type":"交易披露","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"Major Issues Report","pubTime":"2020-10-22 00:00","pubTimestamp":1603296000,"title_zh":"8-K  - Current report","summary_en":"Item 1.01: Entry into a Material Definitive Agreement;\nItem 2.02: Results of Operations and Financial Condition;\nItem 9.01: Financial Statements and Exhibits","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"10545755","market":"us","labels":[],"media":"sec.gov","original_id":"AN3406720000143-BOOM","pdf_url":null,"pub_time":1603209600000,"showTitleType":true,"size":0,"source":"sec_us","summary":"8-K  - Current report","symbol":"BOOM","title":"8-K  - Current report","titleType":"Major Issues Report","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/34067/000003406720000143/0000034067-20-000143-index.htm","us_notice_code":"Form 8-K","us_title_en":"Item 5.02: Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers: Compensatory Arrangements of Certain Officers;\nItem 8.01: Other Events;\nItem 9.01: Financial Statements and Exhibits","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"PRESS RELEASE, OCTOBER 21, 2020","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/34067/000003406720000143/pressreleaseoctober212.htm","primary":true,"translateUrl":null,"linkName":"pressreleaseoctober212.htm","type":"EX-99.1","id":"NTFILE6oc9SFBpvATeM5Ah","market":"us","size":11036},{"description":"8-K","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/34067/000003406720000143/boom-20201021.htm","primary":false,"translateUrl":null,"linkName":"boom-20201021.htm","type":"8-K","id":"NTFILEFNwMqTKFmowbVZ9W","market":"us","size":66919},{"description":"","seq":8,"linkUrl":"https://www.sec.gov/Archives/edgar/data/34067/000003406720000143/image011.jpg","primary":false,"translateUrl":null,"linkName":"image011.jpg","type":"GRAPHIC","id":"NTFILE3TEofGieAejKV15f","market":"us","size":10301}],"type_name":"Transaction Related","type_name_en":"Transaction Related","titleTypeEn":"Major Issues Report","us_type":"交易披露","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"Major Issues Report","pubTime":"2020-10-21 00:00","pubTimestamp":1603209600,"title_zh":"8-K  - Current report","summary_en":"Item 5.02: Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers: Compensatory Arrangements of Certain Officers;\nItem 8.01: Other Events;\nItem 9.01: Financial Statements and Exhibits","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"10193976","market":"us","labels":[],"media":"sec.gov","original_id":"AN3406720000121-BOOM","pdf_url":null,"pub_time":1595865600000,"showTitleType":true,"size":0,"source":"sec_us","summary":"8-K  - Current report","symbol":"BOOM","title":"8-K  - Current report","titleType":"Major Issues Report","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/34067/000003406720000121/0000034067-20-000121-index.htm","us_notice_code":"Form 8-K","us_title_en":"Item 5.02: Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers: Compensatory Arrangements of Certain Officers;\nItem 9.01: Financial Statements and Exhibits","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"PRESS RELEASE, JULY 27, 2020","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/34067/000003406720000121/pressreleasejuly272020.htm","primary":true,"translateUrl":null,"linkName":"pressreleasejuly272020.htm","type":"EX-99.1","id":"NTFILEGaUWawfZN1sRbB3C","market":"us","size":9645},{"description":"8-K","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/34067/000003406720000121/boom-20200728.htm","primary":false,"translateUrl":null,"linkName":"boom-20200728.htm","type":"8-K","id":"NTFILEB7Ubvt52dqY9g4EU","market":"us","size":46168},{"description":"XBRL TAXONOMY EXTENSION SCHEMA DOCUMENT","seq":3,"linkUrl":"https://www.sec.gov/Archives/edgar/data/34067/000003406720000121/boom-20200728.xsd","primary":false,"translateUrl":null,"linkName":"boom-20200728.xsd","type":"EX-101.SCH","id":"NTFILEHt8z4rK79tWEXezW","market":"us","size":2435},{"description":"XBRL TAXONOMY EXTENSION CALCULATION LINKBASE DOCUMENT","seq":4,"linkUrl":"https://www.sec.gov/Archives/edgar/data/34067/000003406720000121/boom-20200728_cal.xml","primary":false,"translateUrl":null,"linkName":"boom-20200728_cal.xml","type":"EX-101.CAL","id":"NTFILEF4oahhQhiWKga1nn","market":"us","size":718},{"description":"XBRL TAXONOMY EXTENSION DEFINITION LINKBASE DOCUMENT","seq":5,"linkUrl":"https://www.sec.gov/Archives/edgar/data/34067/000003406720000121/boom-20200728_def.xml","primary":false,"translateUrl":null,"linkName":"boom-20200728_def.xml","type":"EX-101.DEF","id":"NTFILEJCYZpBWgcuto1x6M","market":"us","size":1651},{"description":"XBRL TAXONOMY EXTENSION LABEL LINKBASE DOCUMENT","seq":6,"linkUrl":"https://www.sec.gov/Archives/edgar/data/34067/000003406720000121/boom-20200728_lab.xml","primary":false,"translateUrl":null,"linkName":"boom-20200728_lab.xml","type":"EX-101.LAB","id":"NTFILEAYitXwofC57KGhZf","market":"us","size":24993},{"description":"XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE DOCUMENT","seq":7,"linkUrl":"https://www.sec.gov/Archives/edgar/data/34067/000003406720000121/boom-20200728_pre.xml","primary":false,"translateUrl":null,"linkName":"boom-20200728_pre.xml","type":"EX-101.PRE","id":"NTFILE3speprJqGJfuuHGh","market":"us","size":13198},{"description":"","seq":8,"linkUrl":"https://www.sec.gov/Archives/edgar/data/34067/000003406720000121/image011.jpg","primary":false,"translateUrl":null,"linkName":"image011.jpg","type":"GRAPHIC","id":"NTFILE3f9BREyU5uaAJM9o","market":"us","size":10301},{"description":"EXTRACTED XBRL INSTANCE DOCUMENT","seq":9,"linkUrl":"https://www.sec.gov/Archives/edgar/data/34067/000003406720000121/boom-20200728_htm.xml","primary":false,"translateUrl":null,"linkName":"boom-20200728_htm.xml","type":"XML","id":"NTFILEGS9xqowmNxGpi3jC","market":"us","size":10990}],"type_name":"Transaction Related","type_name_en":"Transaction Related","titleTypeEn":"Major Issues Report","us_type":"交易披露","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"Major Issues Report","pubTime":"2020-07-28 00:00","pubTimestamp":1595865600,"title_zh":"8-K  - Current report","summary_en":"Item 5.02: Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers: Compensatory Arrangements of Certain Officers;\nItem 9.01: Financial Statements and Exhibits","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"10184042","market":"us","labels":[],"media":"sec.gov","original_id":"AN3406720000118-BOOM","pdf_url":null,"pub_time":1595433600000,"showTitleType":true,"size":0,"source":"sec_us","summary":"10-Q  - Quarterly report [Sections 13 or 15(d)]","symbol":"BOOM","title":"10-Q  - Quarterly report [Sections 13 or 15(d)]","titleType":"Quarterly Report","type":"usFinancials","url":"https://www.sec.gov/Archives/edgar/data/34067/000003406720000118/0000034067-20-000118-index.htm","us_notice_code":"Form 10-Q","us_title_en":"10-Q  - Quarterly report [Sections 13 or 15(d)]","is_important":0,"hasEarnInfos":true,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"10-Q","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/34067/000003406720000118/boom-20200630.htm","primary":true,"translateUrl":null,"linkName":"boom-20200630.htm","type":"10-Q","id":"NTFILE2G2MCH6Lqmh2hTUY","market":"us","size":2401287},{"description":"1ST AMENDMENT TO 2018 CREDIT AGREEMENT","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/34067/000003406720000118/ex101-firstamendmentag.htm","primary":false,"translateUrl":null,"linkName":"ex101-firstamendmentag.htm","type":"EX-10.1","id":"NTFILEAJYaWXPUwkbdZ8Yn","market":"us","size":109096},{"description":"EX-31.1","seq":3,"linkUrl":"https://www.sec.gov/Archives/edgar/data/34067/000003406720000118/boom-exx311q2x06302020.htm","primary":false,"translateUrl":null,"linkName":"boom-exx311q2x06302020.htm","type":"EX-31.1","id":"NTFILE4yYwXx2mvcZfo4EL","market":"us","size":17773},{"description":"EX-31.2","seq":4,"linkUrl":"https://www.sec.gov/Archives/edgar/data/34067/000003406720000118/boom-exx312q2x06302020.htm","primary":false,"translateUrl":null,"linkName":"boom-exx312q2x06302020.htm","type":"EX-31.2","id":"NTFILE6RQAJxWuqwKSgpcJ","market":"us","size":17316},{"description":"EX-32.1","seq":5,"linkUrl":"https://www.sec.gov/Archives/edgar/data/34067/000003406720000118/boom-exx321q2x06302020.htm","primary":false,"translateUrl":null,"linkName":"boom-exx321q2x06302020.htm","type":"EX-32.1","id":"NTFILEC4Vm33ysPH2SNbhQ","market":"us","size":9427},{"description":"EX-32.2","seq":6,"linkUrl":"https://www.sec.gov/Archives/edgar/data/34067/000003406720000118/boom-exx322q2x06302020.htm","primary":false,"translateUrl":null,"linkName":"boom-exx322q2x06302020.htm","type":"EX-32.2","id":"NTFILE2U1BLw4CWrKgy35a","market":"us","size":9255},{"description":"XBRL TAXONOMY EXTENSION SCHEMA DOCUMENT","seq":7,"linkUrl":"https://www.sec.gov/Archives/edgar/data/34067/000003406720000118/boom-20200630.xsd","primary":false,"translateUrl":null,"linkName":"boom-20200630.xsd","type":"EX-101.SCH","id":"NTFILE7iXscRmzxoRw76Gw","market":"us","size":30278},{"description":"XBRL TAXONOMY EXTENSION CALCULATION LINKBASE DOCUMENT","seq":8,"linkUrl":"https://www.sec.gov/Archives/edgar/data/34067/000003406720000118/boom-20200630_cal.xml","primary":false,"translateUrl":null,"linkName":"boom-20200630_cal.xml","type":"EX-101.CAL","id":"NTFILE5GK8s4JFVHhk15tL","market":"us","size":79832},{"description":"XBRL TAXONOMY EXTENSION DEFINITION LINKBASE DOCUMENT","seq":9,"linkUrl":"https://www.sec.gov/Archives/edgar/data/34067/000003406720000118/boom-20200630_def.xml","primary":false,"translateUrl":null,"linkName":"boom-20200630_def.xml","type":"EX-101.DEF","id":"NTFILEDxR2L7xcqinBGyWH","market":"us","size":157730},{"description":"XBRL TAXONOMY EXTENSION LABEL LINKBASE DOCUMENT","seq":10,"linkUrl":"https://www.sec.gov/Archives/edgar/data/34067/000003406720000118/boom-20200630_lab.xml","primary":false,"translateUrl":null,"linkName":"boom-20200630_lab.xml","type":"EX-101.LAB","id":"NTFILE4FeuUt6CuaX2tCRT","market":"us","size":471679},{"description":"XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE DOCUMENT","seq":11,"linkUrl":"https://www.sec.gov/Archives/edgar/data/34067/000003406720000118/boom-20200630_pre.xml","primary":false,"translateUrl":null,"linkName":"boom-20200630_pre.xml","type":"EX-101.PRE","id":"NTFILE2QMiKobF5C9ET2Sz","market":"us","size":305531},{"description":"EXTRACTED XBRL INSTANCE DOCUMENT","seq":12,"linkUrl":"https://www.sec.gov/Archives/edgar/data/34067/000003406720000118/boom-20200630_htm.xml","primary":false,"translateUrl":null,"linkName":"boom-20200630_htm.xml","type":"XML","id":"NTFILEyFr82KZYr3q4PqVe","market":"us","size":1865581}],"type_name":"Financial Report","type_name_en":"Financial Report","titleTypeEn":"Quarterly Report","us_type":"财务报告","us_type_zh":"财务报告","earn_infos":[{"id":13055,"name":"CONDENSED CONSOLIDATED BALANCE SHEETS","name_zh":null,"url":"https://www.sec.gov/Archives/edgar/data/34067/000003406720000118/R2.htm","cdn_url":"","translation_url":"","translate_status":0},{"id":13056,"name":"CONDENSED CONSOLIDATED BALANCE SHEETS (Parenthetical)","name_zh":null,"url":"https://www.sec.gov/Archives/edgar/data/34067/000003406720000118/R3.htm","cdn_url":"","translation_url":"","translate_status":0},{"id":13057,"name":"CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS","name_zh":null,"url":"https://www.sec.gov/Archives/edgar/data/34067/000003406720000118/R4.htm","cdn_url":"","translation_url":"","translate_status":0},{"id":13058,"name":"CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME","name_zh":null,"url":"https://www.sec.gov/Archives/edgar/data/34067/000003406720000118/R5.htm","cdn_url":"","translation_url":"","translate_status":0},{"id":13059,"name":"CONDENSED CONSOLIDATED STATEMENT OF STOCKHOLDERS' EQUITY","name_zh":null,"url":"https://www.sec.gov/Archives/edgar/data/34067/000003406720000118/R6.htm","cdn_url":"","translation_url":"","translate_status":0},{"id":13060,"name":"CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS","name_zh":"简明综合现金流量表","url":"https://www.sec.gov/Archives/edgar/data/34067/000003406720000118/R7.htm","cdn_url":"https://static.tigerbbs.com/a6e6a7d7c92fd15bab890c8f71668b1c","translation_url":"https://static.tigerbbs.com/a554146b2345b14f7352fee2886c9394","translate_status":1}],"event_type":"important_notice","event_name":"Quarterly Report","pubTime":"2020-07-23 00:00","pubTimestamp":1595433600,"title_zh":"10-Q  - Quarterly report [Sections 13 or 15(d","summary_en":"","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"10183867","market":"us","labels":[],"media":"sec.gov","original_id":"AN3406720000116-BOOM","pdf_url":null,"pub_time":1595433600000,"showTitleType":true,"size":0,"source":"sec_us","summary":"8-K  - Current report","symbol":"BOOM","title":"8-K  - Current report","titleType":"Major Issues Report","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/34067/000003406720000116/0000034067-20-000116-index.htm","us_notice_code":"Form 8-K","us_title_en":"Item 2.02: Results of Operations and Financial Condition;\nItem 9.01: Financial Statements and Exhibits","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"PRESS RELEASE, JULY 23, 2020","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/34067/000003406720000116/boom-exx9912020q2.htm","primary":true,"translateUrl":null,"linkName":"boom-exx9912020q2.htm","type":"EX-99.1","id":"NTFILE5BhfWYbGNRiRwnya","market":"us","size":1067437},{"description":"8-K","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/34067/000003406720000116/boom-20200723.htm","primary":false,"translateUrl":null,"linkName":"boom-20200723.htm","type":"8-K","id":"NTFILEHBh6CLbBwhv7rtNk","market":"us","size":44348},{"description":"XBRL TAXONOMY EXTENSION SCHEMA DOCUMENT","seq":3,"linkUrl":"https://www.sec.gov/Archives/edgar/data/34067/000003406720000116/boom-20200723.xsd","primary":false,"translateUrl":null,"linkName":"boom-20200723.xsd","type":"EX-101.SCH","id":"NTFILEHMyqGGR4c5W5hcSa","market":"us","size":2435},{"description":"XBRL TAXONOMY EXTENSION CALCULATION LINKBASE DOCUMENT","seq":4,"linkUrl":"https://www.sec.gov/Archives/edgar/data/34067/000003406720000116/boom-20200723_cal.xml","primary":false,"translateUrl":null,"linkName":"boom-20200723_cal.xml","type":"EX-101.CAL","id":"NTFILEHUhGjNDstD6VAcFc","market":"us","size":718},{"description":"XBRL TAXONOMY EXTENSION DEFINITION LINKBASE DOCUMENT","seq":5,"linkUrl":"https://www.sec.gov/Archives/edgar/data/34067/000003406720000116/boom-20200723_def.xml","primary":false,"translateUrl":null,"linkName":"boom-20200723_def.xml","type":"EX-101.DEF","id":"NTFILE28TvfW2X7eSTYAq3","market":"us","size":1651},{"description":"XBRL TAXONOMY EXTENSION LABEL LINKBASE DOCUMENT","seq":6,"linkUrl":"https://www.sec.gov/Archives/edgar/data/34067/000003406720000116/boom-20200723_lab.xml","primary":false,"translateUrl":null,"linkName":"boom-20200723_lab.xml","type":"EX-101.LAB","id":"NTFILE52EdZKvbrTNJkLU8","market":"us","size":24993},{"description":"XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE DOCUMENT","seq":7,"linkUrl":"https://www.sec.gov/Archives/edgar/data/34067/000003406720000116/boom-20200723_pre.xml","primary":false,"translateUrl":null,"linkName":"boom-20200723_pre.xml","type":"EX-101.PRE","id":"NTFILE31PoP85LARErTAWj","market":"us","size":13198},{"description":"","seq":8,"linkUrl":"https://www.sec.gov/Archives/edgar/data/34067/000003406720000116/letterheadpage2v2a0911.jpg","primary":false,"translateUrl":null,"linkName":"letterheadpage2v2a0911.jpg","type":"GRAPHIC","id":"NTFILEDEwfXt1m1a2bxYmQ","market":"us","size":2946},{"description":"EXTRACTED XBRL INSTANCE DOCUMENT","seq":9,"linkUrl":"https://www.sec.gov/Archives/edgar/data/34067/000003406720000116/boom-20200723_htm.xml","primary":false,"translateUrl":null,"linkName":"boom-20200723_htm.xml","type":"XML","id":"NTFILEG23GN21d6xzoPReV","market":"us","size":10990}],"type_name":"Transaction Related","type_name_en":"Transaction Related","titleTypeEn":"Major Issues Report","us_type":"交易披露","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"Major Issues Report","pubTime":"2020-07-23 00:00","pubTimestamp":1595433600,"title_zh":"8-K  - Current report","summary_en":"Item 2.02: Results of Operations and Financial Condition;\nItem 9.01: Financial Statements and Exhibits","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"10100434","market":"us","labels":[],"media":"sec.gov","original_id":"AN3406720000108-BOOM","pdf_url":null,"pub_time":1593100800000,"showTitleType":true,"size":0,"source":"sec_us","summary":"8-K  - Current report","symbol":"BOOM","title":"8-K  - Current report","titleType":"Major Issues Report","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/34067/000003406720000108/0000034067-20-000108-index.htm","us_notice_code":"Form 8-K","us_title_en":"Item 1.01: Entry into a Material Definitive Agreement;\nItem 7.01: Regulation FD Disclosure;\nItem 9.01: Financial Statements and Exhibits","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"2ND AMENDMENT TO 2018 CREDIT AGREEMENT","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/34067/000003406720000108/ex101-secondamendmenta.htm","primary":true,"translateUrl":null,"linkName":"ex101-secondamendmenta.htm","type":"EX-10.1","id":"NTFILEFSxG6GcksBNpv7qW","market":"us","size":123810},{"description":"8-K","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/34067/000003406720000108/boom-20200625.htm","primary":false,"translateUrl":null,"linkName":"boom-20200625.htm","type":"8-K","id":"NTFILEBMcL2XWM7kwmnvaf","market":"us","size":54151},{"description":"PRESS RELEASE, JUNE 26 2020","seq":3,"linkUrl":"https://www.sec.gov/Archives/edgar/data/34067/000003406720000108/ex991pressreleasejune2.htm","primary":false,"translateUrl":null,"linkName":"ex991pressreleasejune2.htm","type":"EX-99.1","id":"NTFILEGMB83UCXKkXE3yMg","market":"us","size":18712},{"description":"XBRL TAXONOMY EXTENSION SCHEMA DOCUMENT","seq":4,"linkUrl":"https://www.sec.gov/Archives/edgar/data/34067/000003406720000108/boom-20200625.xsd","primary":false,"translateUrl":null,"linkName":"boom-20200625.xsd","type":"EX-101.SCH","id":"NTFILE2UijLMzSmLNyJn2y","market":"us","size":2435},{"description":"XBRL TAXONOMY EXTENSION CALCULATION LINKBASE DOCUMENT","seq":5,"linkUrl":"https://www.sec.gov/Archives/edgar/data/34067/000003406720000108/boom-20200625_cal.xml","primary":false,"translateUrl":null,"linkName":"boom-20200625_cal.xml","type":"EX-101.CAL","id":"NTFILEBNrw2EfXuKpihKuX","market":"us","size":718},{"description":"XBRL TAXONOMY EXTENSION DEFINITION LINKBASE DOCUMENT","seq":6,"linkUrl":"https://www.sec.gov/Archives/edgar/data/34067/000003406720000108/boom-20200625_def.xml","primary":false,"translateUrl":null,"linkName":"boom-20200625_def.xml","type":"EX-101.DEF","id":"NTFILEC4FYh1GLvaAvXNNN","market":"us","size":1651},{"description":"XBRL TAXONOMY EXTENSION LABEL LINKBASE DOCUMENT","seq":7,"linkUrl":"https://www.sec.gov/Archives/edgar/data/34067/000003406720000108/boom-20200625_lab.xml","primary":false,"translateUrl":null,"linkName":"boom-20200625_lab.xml","type":"EX-101.LAB","id":"NTFILE7fkV5wXoddswG2ZQ","market":"us","size":24993},{"description":"XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE DOCUMENT","seq":8,"linkUrl":"https://www.sec.gov/Archives/edgar/data/34067/000003406720000108/boom-20200625_pre.xml","primary":false,"translateUrl":null,"linkName":"boom-20200625_pre.xml","type":"EX-101.PRE","id":"NTFILECaGZ4k6xNja3Jue9","market":"us","size":13198},{"description":"","seq":9,"linkUrl":"https://www.sec.gov/Archives/edgar/data/34067/000003406720000108/image01.jpg","primary":false,"translateUrl":null,"linkName":"image01.jpg","type":"GRAPHIC","id":"NTFILEENVmKyes4TmsV6hQ","market":"us","size":2946},{"description":"EXTRACTED XBRL INSTANCE DOCUMENT","seq":13,"linkUrl":"https://www.sec.gov/Archives/edgar/data/34067/000003406720000108/boom-20200625_htm.xml","primary":false,"translateUrl":null,"linkName":"boom-20200625_htm.xml","type":"XML","id":"NTFILE2xQ9cswk4iCPRmX3","market":"us","size":10990}],"type_name":"Transaction Related","type_name_en":"Transaction Related","titleTypeEn":"Major Issues Report","us_type":"交易披露","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"Major Issues Report","pubTime":"2020-06-26 00:00","pubTimestamp":1593100800,"title_zh":"8-K  - Current report","summary_en":"Item 1.01: Entry into a Material Definitive Agreement;\nItem 7.01: Regulation FD Disclosure;\nItem 9.01: Financial Statements and Exhibits","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"10100433","market":"us","labels":[],"media":"sec.gov","original_id":"AN3406720000094-BOOM","pdf_url":null,"pub_time":1590422400000,"showTitleType":true,"size":0,"source":"sec_us","summary":"CORRESP [Cover] - Correspondence","symbol":"BOOM","title":"CORRESP [Cover] - Correspondence","titleType":"Correspondence","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/34067/000003406720000094/0000034067-20-000094-index.htm","us_notice_code":"Form CORRESP","us_title_en":"CORRESP [Cover] - Correspondence","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/34067/000003406720000094/filename1.htm","primary":true,"translateUrl":null,"linkName":"filename1.htm","type":"CORRESP","id":"NTFILEAccbJ3uKKQhYykkw","market":"us","size":8080},{"description":"","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/34067/000003406720000094/dmc_letterhead1.jpg","primary":false,"translateUrl":null,"linkName":"dmc_letterhead1.jpg","type":"GRAPHIC","id":"NTFILED3Q9SuqNunMABwoy","market":"us","size":26837}],"type_name":"Transaction Related","type_name_en":"Transaction Related","titleTypeEn":"Correspondence","us_type":"交易披露","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"Correspondence","pubTime":"2020-05-26 00:00","pubTimestamp":1590422400,"title_zh":"CORRESP [Cover] - Correspondence","summary_en":"","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"9754188","market":"us","labels":[],"media":"sec.gov","original_id":"AN3406720000096-BOOM","pdf_url":null,"pub_time":1590422400000,"showTitleType":true,"size":0,"source":"sec_us","summary":"8-K  - Current report","symbol":"BOOM","title":"8-K  - Current report","titleType":"Major Issues Report","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/34067/000003406720000096/0000034067-20-000096-index.htm","us_notice_code":"Form 8-K","us_title_en":"Item 5.07: Submission of Matters to a Vote of Security Holders","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"XBRL TAXONOMY EXTENSION SCHEMA DOCUMENT","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/34067/000003406720000096/boom-20200520.xsd","primary":true,"translateUrl":null,"linkName":"boom-20200520.xsd","type":"EX-101.SCH","id":"NTFILEGpkRM3fzSGCtUhVJ","market":"us","size":2576},{"description":"2020 PROXY RESULTS","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/34067/000003406720000096/boom-20200520.htm","primary":false,"translateUrl":null,"linkName":"boom-20200520.htm","type":"8-K","id":"NTFILEARhdax43fgzrFEVF","market":"us","size":63956},{"description":"XBRL TAXONOMY EXTENSION CALCULATION LINKBASE DOCUMENT","seq":3,"linkUrl":"https://www.sec.gov/Archives/edgar/data/34067/000003406720000096/boom-20200520_cal.xml","primary":false,"translateUrl":null,"linkName":"boom-20200520_cal.xml","type":"EX-101.CAL","id":"NTFILEDgFeAvSHSbMkMD1M","market":"us","size":718},{"description":"XBRL TAXONOMY EXTENSION DEFINITION LINKBASE DOCUMENT","seq":4,"linkUrl":"https://www.sec.gov/Archives/edgar/data/34067/000003406720000096/boom-20200520_def.xml","primary":false,"translateUrl":null,"linkName":"boom-20200520_def.xml","type":"EX-101.DEF","id":"NTFILEG6E1PCSJFbSjFC6Y","market":"us","size":1651},{"description":"XBRL TAXONOMY EXTENSION LABEL LINKBASE DOCUMENT","seq":5,"linkUrl":"https://www.sec.gov/Archives/edgar/data/34067/000003406720000096/boom-20200520_lab.xml","primary":false,"translateUrl":null,"linkName":"boom-20200520_lab.xml","type":"EX-101.LAB","id":"NTFILE2FmUroLwUEw4oqYd","market":"us","size":24993},{"description":"XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE DOCUMENT","seq":6,"linkUrl":"https://www.sec.gov/Archives/edgar/data/34067/000003406720000096/boom-20200520_pre.xml","primary":false,"translateUrl":null,"linkName":"boom-20200520_pre.xml","type":"EX-101.PRE","id":"NTFILE45vqFXHN68ps75Xn","market":"us","size":13198},{"description":"EXTRACTED XBRL INSTANCE DOCUMENT","seq":12,"linkUrl":"https://www.sec.gov/Archives/edgar/data/34067/000003406720000096/boom-20200520_htm.xml","primary":false,"translateUrl":null,"linkName":"boom-20200520_htm.xml","type":"XML","id":"NTFILE9FmoyKtj1hvpk3u3","market":"us","size":11199}],"type_name":"Transaction Related","type_name_en":"Transaction Related","titleTypeEn":"Major Issues Report","us_type":"交易披露","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"Major Issues Report","pubTime":"2020-05-26 00:00","pubTimestamp":1590422400,"title_zh":"8-K  - Current report","summary_en":"Item 5.07: Submission of Matters to a Vote of Security Holders","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"9581969","market":"us","labels":[],"media":"sec.gov","original_id":"AN3406720000060-BOOM","pdf_url":null,"pub_time":1587571200000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Quarterly report [Sections 13 or 15(d)]","symbol":"BOOM","title":"Quarterly report [Sections 13 or 15(d)]","titleType":"Quarterly Report","type":"usFinancials","url":"https://www.sec.gov/Archives/edgar/data/34067/000003406720000060/0000034067-20-000060-index.htm","us_notice_code":"Form 10-Q","us_title_en":null,"is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"10-Q","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/34067/000003406720000060/boom-20200331.htm","primary":true,"translateUrl":null,"linkName":"boom-20200331.htm","type":"10-Q","id":"NTFILE652iJHb6wa9qWWhE","market":"us","size":1569353},{"description":"EX-31.1","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/34067/000003406720000060/boom-exx311q1x03x312020.htm","primary":false,"translateUrl":null,"linkName":"boom-exx311q1x03x312020.htm","type":"EX-31.1","id":"NTFILEHiRTAdrsbh5YX4Th","market":"us","size":17819},{"description":"EX-31.2","seq":3,"linkUrl":"https://www.sec.gov/Archives/edgar/data/34067/000003406720000060/boom-exx312q1x03312020.htm","primary":false,"translateUrl":null,"linkName":"boom-exx312q1x03312020.htm","type":"EX-31.2","id":"NTFILED6vMrXWp67GwsigH","market":"us","size":17361},{"description":"EX-32.1","seq":4,"linkUrl":"https://www.sec.gov/Archives/edgar/data/34067/000003406720000060/boom-exx321q1x03312020.htm","primary":false,"translateUrl":null,"linkName":"boom-exx321q1x03312020.htm","type":"EX-32.1","id":"NTFILE3tLKihMsXwYJzpqT","market":"us","size":9473},{"description":"EX-32.2","seq":5,"linkUrl":"https://www.sec.gov/Archives/edgar/data/34067/000003406720000060/boom-exx322q1x03312020.htm","primary":false,"translateUrl":null,"linkName":"boom-exx322q1x03312020.htm","type":"EX-32.2","id":"NTFILEHKrCna9FTv3N8UHU","market":"us","size":9301},{"description":"XBRL TAXONOMY EXTENSION SCHEMA DOCUMENT","seq":6,"linkUrl":"https://www.sec.gov/Archives/edgar/data/34067/000003406720000060/boom-20200331.xsd","primary":false,"translateUrl":null,"linkName":"boom-20200331.xsd","type":"EX-101.SCH","id":"NTFILE2nbRRDeCmFZXE7nT","market":"us","size":29923},{"description":"XBRL TAXONOMY EXTENSION CALCULATION LINKBASE DOCUMENT","seq":7,"linkUrl":"https://www.sec.gov/Archives/edgar/data/34067/000003406720000060/boom-20200331_cal.xml","primary":false,"translateUrl":null,"linkName":"boom-20200331_cal.xml","type":"EX-101.CAL","id":"NTFILE8FyTePgcE36KezUC","market":"us","size":79092},{"description":"XBRL TAXONOMY EXTENSION DEFINITION LINKBASE DOCUMENT","seq":8,"linkUrl":"https://www.sec.gov/Archives/edgar/data/34067/000003406720000060/boom-20200331_def.xml","primary":false,"translateUrl":null,"linkName":"boom-20200331_def.xml","type":"EX-101.DEF","id":"NTFILE8Dhv9rxj5RkhyWtS","market":"us","size":162218},{"description":"XBRL TAXONOMY EXTENSION LABEL LINKBASE DOCUMENT","seq":9,"linkUrl":"https://www.sec.gov/Archives/edgar/data/34067/000003406720000060/boom-20200331_lab.xml","primary":false,"translateUrl":null,"linkName":"boom-20200331_lab.xml","type":"EX-101.LAB","id":"NTFILE2oCiKHKJxBt6g2iw","market":"us","size":448097},{"description":"XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE DOCUMENT","seq":10,"linkUrl":"https://www.sec.gov/Archives/edgar/data/34067/000003406720000060/boom-20200331_pre.xml","primary":false,"translateUrl":null,"linkName":"boom-20200331_pre.xml","type":"EX-101.PRE","id":"NTFILEDYfUzzPn2jJh8vEa","market":"us","size":303574},{"description":"EXTRACTED XBRL INSTANCE DOCUMENT","seq":32,"linkUrl":"https://www.sec.gov/Archives/edgar/data/34067/000003406720000060/boom-20200331_htm.xml","primary":false,"translateUrl":null,"linkName":"boom-20200331_htm.xml","type":"XML","id":"NTFILEGux7xeZz1pTMQdV6","market":"us","size":1231497}],"type_name":"Financial Report","type_name_en":"Financial Report","titleTypeEn":"Quarterly Report","us_type":"财务报告","us_type_zh":"财务报告","earn_infos":[],"event_type":"important_notice","event_name":"Quarterly Report","pubTime":"2020-04-23 00:00","pubTimestamp":1587571200,"title_zh":"Quarterly report [Sections 13 or 15(d","summary_en":"","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"9581816","market":"us","labels":[],"media":"sec.gov","original_id":"AN3406720000058-BOOM","pdf_url":null,"pub_time":1587571200000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Current report, items 2.02 and 9.01","symbol":"BOOM","title":"Current report, items 2.02 and 9.01","titleType":"Major Issues Report","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/34067/000003406720000058/0000034067-20-000058-index.htm","us_notice_code":"Form 8-K","us_title_en":null,"is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"PRESS RELEASE, APRIL 23, 2020","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/34067/000003406720000058/boom-exx9912020q1.htm","primary":true,"translateUrl":null,"linkName":"boom-exx9912020q1.htm","type":"EX-99.1","id":"NTFILEEo1pefmf6Ry52Xke","market":"us","size":725352},{"description":"8-K","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/34067/000003406720000058/a8-kearningsreleaseq12.htm","primary":false,"translateUrl":null,"linkName":"a8-kearningsreleaseq12.htm","type":"8-K","id":"NTFILE7RAhcZfRXDu6CQx2","market":"us","size":31759},{"description":"","seq":3,"linkUrl":"https://www.sec.gov/Archives/edgar/data/34067/000003406720000058/letterheadpage2v2a091.jpg","primary":false,"translateUrl":null,"linkName":"letterheadpage2v2a091.jpg","type":"GRAPHIC","id":"NTFILE4C5XFbYnMJ6XJ68V","market":"us","size":2946}],"type_name":"Transaction Related","type_name_en":"Transaction Related","titleTypeEn":"Major Issues Report","us_type":"交易披露","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"Major Issues Report","pubTime":"2020-04-23 00:00","pubTimestamp":1587571200,"title_zh":"Current report, items 2.02 and 9.01","summary_en":"Item 2.02: Results of Operations and Financial Condition;\nItem 9.01: Financial Statements and Exhibits","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0}],"pageSize":20,"totalPage":10,"pageCount":7,"totalSize":184,"code":"91000000","status":"200"}]}}