Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001193125-21-162029-index-headers.html | 2021-05-14 16:16:35 | |
| 0001193125-21-162029-index.html | 2021-05-14 16:16:35 | |
| 0001193125-21-162029.txt | 2021-05-14 16:16:35 | |
 0001193125-21-162029-xbrl.zip | 9062 | 2021-05-14 16:16:35 |
| d170528d8k.htm | 37080 | 2021-05-14 16:16:35 |
| d170528d8k_htm.xml | 3271 | 2021-05-14 16:16:35 |
| drq-20210512.xsd | 3091 | 2021-05-14 16:16:35 |
| drq-20210512_lab.xml | 17374 | 2021-05-14 16:16:35 |
| drq-20210512_pre.xml | 10968 | 2021-05-14 16:16:35 |
| FilingSummary.xml | 1697 | 2021-05-14 16:16:35 |
| Financial_Report.xlsx | 5678 | 2021-05-14 16:16:35 |
| MetaLinks.json | 18460 | 2021-05-14 16:16:35 |
| R1.htm | 38613 | 2021-05-14 16:16:35 |
| report.css | 2766 | 2021-05-14 16:16:35 |
| Show.js | 1084 | 2021-05-14 16:16:35 |