Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000030822-12-000031-index-headers.html | 2012-09-07 11:27:30 | |
| 0000030822-12-000031-index.html | 2012-09-07 11:27:30 | |
| 0000030822-12-000031.txt | 2012-09-07 11:27:30 | |
 0000030822-12-000031-xbrl.zip | 122847 | 2012-09-07 11:27:30 |
| drco-20120630.xml | 934029 | 2012-09-07 11:27:30 |
| drco-20120630.xsd | 31434 | 2012-09-07 11:27:30 |
| drco-20120630_cal.xml | 46827 | 2012-09-07 11:27:30 |
| drco-20120630_def.xml | 184079 | 2012-09-07 11:27:30 |
| drco-20120630_lab.xml | 569805 | 2012-09-07 11:27:30 |
| drco-20120630_pre.xml | 337464 | 2012-09-07 11:27:30 |
| FilingSummary.xml | 21261 | 2012-09-07 11:27:30 |
| Financial_Report.xls | 758846 | 2012-09-07 11:27:30 |
| form10qa-063012.htm | 28330 | 2012-09-07 11:27:30 |
| R1.htm | 33887 | 2012-09-07 11:27:30 |
| R10.htm | 67868 | 2012-09-07 11:27:30 |
| R11.htm | 49713 | 2012-09-07 11:27:30 |
| R12.htm | 18293 | 2012-09-07 11:27:30 |
| R13.htm | 34553 | 2012-09-07 11:27:30 |
| R14.htm | 23940 | 2012-09-07 11:27:30 |
| R15.htm | 49041 | 2012-09-07 11:27:30 |
| R16.htm | 26175 | 2012-09-07 11:27:30 |
| R17.htm | 62668 | 2012-09-07 11:27:30 |
| R18.htm | 26752 | 2012-09-07 11:27:30 |
| R19.htm | 12911 | 2012-09-07 11:27:30 |
| R2.htm | 121375 | 2012-09-07 11:27:30 |
| R20.htm | 10129 | 2012-09-07 11:27:30 |
| R21.htm | 17308 | 2012-09-07 11:27:30 |
| R22.htm | 66879 | 2012-09-07 11:27:30 |
| R23.htm | 46144 | 2012-09-07 11:27:30 |
| R24.htm | 12190 | 2012-09-07 11:27:30 |
| R25.htm | 32039 | 2012-09-07 11:27:30 |
| R26.htm | 15147 | 2012-09-07 11:27:30 |
| R27.htm | 36074 | 2012-09-07 11:27:30 |
| R28.htm | 19160 | 2012-09-07 11:27:30 |
| R29.htm | 66852 | 2012-09-07 11:27:30 |
| R3.htm | 29536 | 2012-09-07 11:27:30 |
| R30.htm | 16380 | 2012-09-07 11:27:30 |
| R31.htm | 29643 | 2012-09-07 11:27:30 |
| R32.htm | 135141 | 2012-09-07 11:27:30 |
| R33.htm | 75532 | 2012-09-07 11:27:30 |
| R34.htm | 51172 | 2012-09-07 11:27:30 |
| R35.htm | 47964 | 2012-09-07 11:27:30 |
| R36.htm | 22142 | 2012-09-07 11:27:30 |
| R37.htm | 23745 | 2012-09-07 11:27:30 |
| R38.htm | 23029 | 2012-09-07 11:27:30 |
| R39.htm | 130373 | 2012-09-07 11:27:30 |
| R4.htm | 74560 | 2012-09-07 11:27:30 |
| R40.htm | 25338 | 2012-09-07 11:27:30 |
| R41.htm | 15679 | 2012-09-07 11:27:30 |
| R42.htm | 19985 | 2012-09-07 11:27:30 |
| R5.htm | 29907 | 2012-09-07 11:27:30 |
| R6.htm | 145094 | 2012-09-07 11:27:30 |
| R7.htm | 93923 | 2012-09-07 11:27:30 |
| R8.htm | 7489 | 2012-09-07 11:27:30 |
| R9.htm | 18775 | 2012-09-07 11:27:30 |
| report.css | 2721 | 2012-09-07 11:27:30 |
| Show.js | 6423 | 2012-09-07 11:27:30 |