Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001104659-15-062037-index-headers.html | 2015-08-27 08:12:08 | |
| 0001104659-15-062037-index.html | 2015-08-27 08:12:08 | |
| 0001104659-15-062037.txt | 2015-08-27 08:12:08 | |
 0001104659-15-062037-xbrl.zip | 56560 | 2015-08-27 08:12:08 |
| a15-14307_110q.htm | 634561 | 2015-08-27 08:12:08 |
| a15-14307_1ex10d3.htm | 175107 | 2015-08-27 08:12:08 |
| a15-14307_1ex10d4.htm | 182745 | 2015-08-27 08:12:08 |
| a15-14307_1ex10d5.htm | 182315 | 2015-08-27 08:12:08 |
| a15-14307_1ex10d6.htm | 176124 | 2015-08-27 08:12:08 |
| a15-14307_1ex15.htm | 3050 | 2015-08-27 08:12:08 |
| a15-14307_1ex31.htm | 20027 | 2015-08-27 08:12:08 |
| a15-14307_1ex32.htm | 8466 | 2015-08-27 08:12:08 |
| dg-20150731.xml | 387109 | 2015-08-27 08:12:08 |
| dg-20150731.xsd | 19717 | 2015-08-27 08:12:08 |
| dg-20150731_cal.xml | 38399 | 2015-08-27 08:12:08 |
| dg-20150731_def.xml | 43934 | 2015-08-27 08:12:08 |
| dg-20150731_lab.xml | 218925 | 2015-08-27 08:12:08 |
| dg-20150731_pre.xml | 141832 | 2015-08-27 08:12:08 |
| FilingSummary.xml | 17291 | 2015-08-27 08:12:08 |
| Financial_Report.xlsx | 36759 | 2015-08-27 08:12:08 |
| R1.htm | 22364 | 2015-08-27 08:12:08 |
| R10.htm | 7480 | 2015-08-27 08:12:08 |
| R11.htm | 24743 | 2015-08-27 08:12:08 |
| R12.htm | 39933 | 2015-08-27 08:12:08 |
| R13.htm | 23868 | 2015-08-27 08:12:08 |
| R14.htm | 37699 | 2015-08-27 08:12:08 |
| R15.htm | 7296 | 2015-08-27 08:12:08 |
| R16.htm | 53005 | 2015-08-27 08:12:08 |
| R17.htm | 18962 | 2015-08-27 08:12:08 |
| R18.htm | 33339 | 2015-08-27 08:12:08 |
| R19.htm | 34338 | 2015-08-27 08:12:08 |
| R2.htm | 78856 | 2015-08-27 08:12:08 |
| R20.htm | 9953 | 2015-08-27 08:12:08 |
| R21.htm | 30406 | 2015-08-27 08:12:08 |
| R22.htm | 21291 | 2015-08-27 08:12:08 |
| R23.htm | 24026 | 2015-08-27 08:12:08 |
| R24.htm | 25611 | 2015-08-27 08:12:08 |
| R25.htm | 10374 | 2015-08-27 08:12:08 |
| R26.htm | 13675 | 2015-08-27 08:12:08 |
| R27.htm | 17685 | 2015-08-27 08:12:08 |
| R28.htm | 19900 | 2015-08-27 08:12:08 |
| R3.htm | 42927 | 2015-08-27 08:12:08 |
| R4.htm | 11441 | 2015-08-27 08:12:08 |
| R5.htm | 6141 | 2015-08-27 08:12:08 |
| R6.htm | 74528 | 2015-08-27 08:12:08 |
| R7.htm | 12567 | 2015-08-27 08:12:08 |
| R8.htm | 53346 | 2015-08-27 08:12:08 |
| R9.htm | 11144 | 2015-08-27 08:12:08 |
| report.css | 2767 | 2015-08-27 08:12:08 |
| Show.js | 1410 | 2015-08-27 08:12:08 |