Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000880460-11-000016-index-headers.html | 2011-12-13 17:00:57 | |
| 0000880460-11-000016-index.html | 2011-12-13 17:00:57 | |
| 0000880460-11-000016.txt | 2011-12-13 17:00:57 | |
 0000880460-11-000016-xbrl.zip | 60689 | 2011-12-13 17:00:57 |
| a2011102910-q.htm | 527617 | 2011-12-13 17:00:57 |
| a20111029ex311.htm | 14463 | 2011-12-13 17:00:57 |
| a20111029ex312.htm | 14913 | 2011-12-13 17:00:57 |
| a20111029ex321.htm | 8492 | 2011-12-13 17:00:57 |
| a20111029ex322.htm | 7461 | 2011-12-13 17:00:57 |
| FilingSummary.xml | 8667 | 2011-12-13 17:00:57 |
| Financial_Report.xls | 250111 | 2011-12-13 17:00:57 |
| perf-20111029.xml | 273506 | 2011-12-13 17:00:57 |
| perf-20111029.xsd | 15025 | 2011-12-13 17:00:57 |
| perf-20111029_cal.xml | 32851 | 2011-12-13 17:00:57 |
| perf-20111029_def.xml | 75063 | 2011-12-13 17:00:57 |
| perf-20111029_lab.xml | 179826 | 2011-12-13 17:00:57 |
| perf-20111029_pre.xml | 94566 | 2011-12-13 17:00:57 |
| R1.htm | 24864 | 2011-12-13 17:00:57 |
| R10.htm | 26716 | 2011-12-13 17:00:57 |
| R11.htm | 11404 | 2011-12-13 17:00:57 |
| R12.htm | 8874 | 2011-12-13 17:00:57 |
| R13.htm | 15474 | 2011-12-13 17:00:57 |
| R14.htm | 9781 | 2011-12-13 17:00:57 |
| R15.htm | 48967 | 2011-12-13 17:00:57 |
| R16.htm | 65550 | 2011-12-13 17:00:57 |
| R2.htm | 101755 | 2011-12-13 17:00:57 |
| R3.htm | 23757 | 2011-12-13 17:00:57 |
| R4.htm | 56702 | 2011-12-13 17:00:57 |
| R5.htm | 103839 | 2011-12-13 17:00:57 |
| R6.htm | 13779 | 2011-12-13 17:00:57 |
| R7.htm | 6073 | 2011-12-13 17:00:57 |
| R8.htm | 50499 | 2011-12-13 17:00:57 |
| R9.htm | 37395 | 2011-12-13 17:00:57 |
| report.css | 2721 | 2011-12-13 17:00:57 |
| Show.js | 6423 | 2011-12-13 17:00:57 |