Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000034067-20-000108-index-headers.html | 2020-06-26 07:45:52 | |
| 0000034067-20-000108-index.html | 2020-06-26 07:45:52 | |
| 0000034067-20-000108.txt | 2020-06-26 07:45:52 | |
 0000034067-20-000108-xbrl.zip | 29572 | 2020-06-26 07:45:52 |
| boom-20200625.htm | 54151 | 2020-06-26 07:45:52 |
| boom-20200625.xsd | 2435 | 2020-06-26 07:45:52 |
| boom-20200625_cal.xml | 718 | 2020-06-26 07:45:52 |
| boom-20200625_def.xml | 1651 | 2020-06-26 07:45:52 |
| boom-20200625_htm.xml | 10990 | 2020-06-26 07:45:52 |
| boom-20200625_lab.xml | 24993 | 2020-06-26 07:45:52 |
| boom-20200625_pre.xml | 13198 | 2020-06-26 07:45:52 |
| ex101-secondamendmenta.htm | 123810 | 2020-06-26 07:45:52 |
| ex991pressreleasejune2.htm | 18712 | 2020-06-26 07:45:52 |
| FilingSummary.xml | 1769 | 2020-06-26 07:45:52 |
| Financial_Report.xlsx | 5790 | 2020-06-26 07:45:52 |
 image01.jpg | 2946 | 2020-06-26 07:45:52 |
| MetaLinks.json | 17855 | 2020-06-26 07:45:52 |
| R1.htm | 40128 | 2020-06-26 07:45:52 |
| report.css | 2767 | 2020-06-26 07:45:52 |
| Show.js | 1085 | 2020-06-26 07:45:52 |