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| 0001193125-14-285005-index.html | 2014-07-29 18:22:16 | |
| 0001193125-14-285005.txt | 2014-07-29 18:22:16 | |
 0001193125-14-285005-xbrl.zip | 52493 | 2014-07-29 18:22:16 |
| d739893d10q.htm | 338775 | 2014-07-29 18:22:16 |
| d739893dex101.htm | 25519 | 2014-07-29 18:22:16 |
| d739893dex311.htm | 8301 | 2014-07-29 18:22:16 |
| d739893dex312.htm | 8542 | 2014-07-29 18:22:16 |
| d739893dex321.htm | 3299 | 2014-07-29 18:22:16 |
| d739893dex322.htm | 3337 | 2014-07-29 18:22:16 |
| drq-20140630.xml | 326206 | 2014-07-29 18:22:16 |
| drq-20140630.xsd | 20868 | 2014-07-29 18:22:16 |
| drq-20140630_cal.xml | 41888 | 2014-07-29 18:22:16 |
| drq-20140630_def.xml | 24663 | 2014-07-29 18:22:16 |
| drq-20140630_lab.xml | 153687 | 2014-07-29 18:22:16 |
| drq-20140630_pre.xml | 102129 | 2014-07-29 18:22:16 |
| FilingSummary.xml | 13807 | 2014-07-29 18:22:16 |
| Financial_Report.xls | 256527 | 2014-07-29 18:22:16 |
| Financial_Report.xlsx | 67379 | 2014-07-29 18:22:16 |
| R1.htm | 28835 | 2014-07-29 18:22:16 |
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| R8.htm | 26937 | 2014-07-29 18:22:16 |
| R9.htm | 9699 | 2014-07-29 18:22:16 |
| report.css | 2740 | 2014-07-29 18:22:16 |
| Show.js | 1410 | 2014-07-29 18:22:16 |