Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001193125-11-131038-index-headers.html | 2011-05-06 17:49:40 | |
| 0001193125-11-131038-index.html | 2011-05-06 17:49:40 | |
| 0001193125-11-131038.txt | 2011-05-06 17:49:40 | |
 0001193125-11-131038-xbrl.zip | 33793 | 2011-05-06 17:49:40 |
| d10q.htm | 418237 | 2011-05-06 17:49:40 |
| defnref.xml | 17873 | 2011-05-06 17:49:40 |
| dex311.htm | 9331 | 2011-05-06 17:49:40 |
| dex312.htm | 9367 | 2011-05-06 17:49:40 |
| dex321.htm | 3594 | 2011-05-06 17:49:40 |
| dex322.htm | 3652 | 2011-05-06 17:49:40 |
| drq-20110331.xml | 171679 | 2011-05-06 17:49:40 |
| drq-20110331.xsd | 8218 | 2011-05-06 17:49:40 |
| drq-20110331_cal.xml | 31994 | 2011-05-06 17:49:40 |
| drq-20110331_lab.xml | 94494 | 2011-05-06 17:49:40 |
| drq-20110331_pre.xml | 63429 | 2011-05-06 17:49:40 |
| FilingSummary.xml | 6913 | 2011-05-06 17:49:40 |
| Financial_Report.xls | 157052 | 2011-05-06 17:49:40 |
| R1.xml | 30690 | 2011-05-06 17:49:40 |
| R10.xml | 68594 | 2011-05-06 17:49:40 |
| R11.xml | 24392 | 2011-05-06 17:49:40 |
| R2.xml | 89586 | 2011-05-06 17:49:40 |
| R3.xml | 25923 | 2011-05-06 17:49:40 |
| R4.xml | 66751 | 2011-05-06 17:49:40 |
| R5.xml | 79069 | 2011-05-06 17:49:40 |
| R6.xml | 12269 | 2011-05-06 17:49:40 |
| R7.xml | 54373 | 2011-05-06 17:49:40 |
| R8.xml | 8430 | 2011-05-06 17:49:40 |
| R9.xml | 18857 | 2011-05-06 17:49:40 |