Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001193125-12-095890-index-headers.html | 2012-03-05 11:06:11 | |
| 0001193125-12-095890-index.html | 2012-03-05 11:06:11 | |
| 0001193125-12-095890.txt | 2012-03-05 11:06:11 | |
 0001193125-12-095890-xbrl.zip | 126823 | 2012-03-05 11:06:11 |
| d262754d10k.htm | 2675589 | 2012-03-05 11:06:11 |
| d262754dex21.htm | 6006 | 2012-03-05 11:06:11 |
| d262754dex23.htm | 1401 | 2012-03-05 11:06:11 |
| d262754dex24.htm | 15030 | 2012-03-05 11:06:11 |
| d262754dex311.htm | 6166 | 2012-03-05 11:06:11 |
| d262754dex312.htm | 6142 | 2012-03-05 11:06:11 |
| d262754dex321.htm | 4273 | 2012-03-05 11:06:11 |
| FilingSummary.xml | 14277 | 2012-03-05 11:06:11 |
| Financial_Report.xls | 1658959 | 2012-03-05 11:06:11 |
 g262754g99t57.jpg | 63114 | 2012-03-05 11:06:11 |
| qlty-20111231.xml | 2047043 | 2012-03-05 11:06:11 |
| qlty-20111231.xsd | 21990 | 2012-03-05 11:06:11 |
| qlty-20111231_cal.xml | 60900 | 2012-03-05 11:06:11 |
| qlty-20111231_def.xml | 52256 | 2012-03-05 11:06:11 |
| qlty-20111231_lab.xml | 221663 | 2012-03-05 11:06:11 |
| qlty-20111231_pre.xml | 145266 | 2012-03-05 11:06:11 |
| R1.htm | 37327 | 2012-03-05 11:06:11 |
| R10.htm | 7131 | 2012-03-05 11:06:11 |
| R11.htm | 19289 | 2012-03-05 11:06:11 |
| R12.htm | 44108 | 2012-03-05 11:06:11 |
| R13.htm | 8228 | 2012-03-05 11:06:11 |
| R14.htm | 31608 | 2012-03-05 11:06:11 |
| R15.htm | 13230 | 2012-03-05 11:06:11 |
| R16.htm | 136868 | 2012-03-05 11:06:11 |
| R17.htm | 24526 | 2012-03-05 11:06:11 |
| R18.htm | 22824 | 2012-03-05 11:06:11 |
| R19.htm | 17977 | 2012-03-05 11:06:11 |
| R2.htm | 114469 | 2012-03-05 11:06:11 |
| R20.htm | 36865 | 2012-03-05 11:06:11 |
| R21.htm | 14455 | 2012-03-05 11:06:11 |
| R22.htm | 84680 | 2012-03-05 11:06:11 |
| R23.htm | 115606 | 2012-03-05 11:06:11 |
| R24.htm | 210918 | 2012-03-05 11:06:11 |
| R25.htm | 18382 | 2012-03-05 11:06:11 |
| R26.htm | 61925 | 2012-03-05 11:06:11 |
| R27.htm | 30571 | 2012-03-05 11:06:11 |
| R28.htm | 10604 | 2012-03-05 11:06:11 |
| R29.htm | 703437 | 2012-03-05 11:06:11 |
| R3.htm | 32266 | 2012-03-05 11:06:11 |
| R4.htm | 150339 | 2012-03-05 11:06:11 |
| R5.htm | 19200 | 2012-03-05 11:06:11 |
| R6.htm | 105171 | 2012-03-05 11:06:11 |
| R7.htm | 226796 | 2012-03-05 11:06:11 |
| R8.htm | 9479 | 2012-03-05 11:06:11 |
| R9.htm | 61056 | 2012-03-05 11:06:11 |
| report.css | 2721 | 2012-03-05 11:06:11 |
| Show.js | 6423 | 2012-03-05 11:06:11 |