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| 0001564590-20-034783-index.html | 2020-07-30 18:58:24 | |
| 0001564590-20-034783.txt | 2020-07-30 18:58:24 | |
 0001564590-20-034783-xbrl.zip | 176466 | 2020-07-30 18:58:24 |
| drq-10q_20200630.htm | 3276795 | 2020-07-30 18:58:24 |
| drq-10q_20200630_htm.xml | 2801040 | 2020-07-30 18:58:24 |
| drq-20200630.xsd | 37964 | 2020-07-30 18:58:24 |
| drq-20200630_cal.xml | 49506 | 2020-07-30 18:58:24 |
| drq-20200630_def.xml | 135206 | 2020-07-30 18:58:24 |
| drq-20200630_lab.xml | 313471 | 2020-07-30 18:58:24 |
| drq-20200630_pre.xml | 251238 | 2020-07-30 18:58:24 |
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| drq-ex312_65.htm | 16785 | 2020-07-30 18:58:24 |
| drq-ex321_66.htm | 6493 | 2020-07-30 18:58:24 |
| drq-ex322_67.htm | 6752 | 2020-07-30 18:58:24 |
| FilingSummary.xml | 30407 | 2020-07-30 18:58:24 |
| Financial_Report.xlsx | 71329 | 2020-07-30 18:58:24 |
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| R1.htm | 53766 | 2020-07-30 18:58:24 |
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| report.css | 2767 | 2020-07-30 18:58:24 |
| Show.js | 1085 | 2020-07-30 18:58:24 |