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| 0000034067-17-000043-index.html | 2017-07-27 16:34:17 | |
| 0000034067-17-000043.txt | 2017-07-27 16:34:17 | |
 0000034067-17-000043-xbrl.zip | 111498 | 2017-07-27 16:34:17 |
| a0630201710q.htm | 1072139 | 2017-07-27 16:34:17 |
| boom-20170630.xml | 794858 | 2017-07-27 16:34:17 |
| boom-20170630.xsd | 24582 | 2017-07-27 16:34:17 |
| boom-20170630_cal.xml | 64697 | 2017-07-27 16:34:17 |
| boom-20170630_def.xml | 96579 | 2017-07-27 16:34:17 |
| boom-20170630_lab.xml | 364047 | 2017-07-27 16:34:17 |
| boom-20170630_pre.xml | 211390 | 2017-07-27 16:34:17 |
| boom-exx311_q2x06302017.htm | 12692 | 2017-07-27 16:34:17 |
| boom-exx312_q2x06302017.htm | 12423 | 2017-07-27 16:34:17 |
| boom-exx321_q2x06302017.htm | 7309 | 2017-07-27 16:34:17 |
| boom-exx322_q2x06302017.htm | 7307 | 2017-07-27 16:34:17 |
| FilingSummary.xml | 21195 | 2017-07-27 16:34:17 |
| Financial_Report.xlsx | 44793 | 2017-07-27 16:34:17 |
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| R9.htm | 64139 | 2017-07-27 16:34:17 |
| report.css | 2767 | 2017-07-27 16:34:17 |
| Show.js | 1410 | 2017-07-27 16:34:17 |