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| 0000880460-13-000036-index.html | 2013-12-17 17:03:22 | |
| 0000880460-13-000036.txt | 2013-12-17 17:03:22 | |
 0000880460-13-000036-xbrl.zip | 139121 | 2013-12-17 17:03:22 |
| a2013110210-q3rdqtr.htm | 665945 | 2013-12-17 17:03:22 |
| a20131102ex311.htm | 12596 | 2013-12-17 17:03:22 |
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| a20131102ex322.htm | 7269 | 2013-12-17 17:03:22 |
| FilingSummary.xml | 24245 | 2013-12-17 17:03:22 |
| Financial_Report.xls | 704607 | 2013-12-17 17:03:22 |
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| perf-20131102.xml | 776249 | 2013-12-17 17:03:22 |
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| perf-20131102_cal.xml | 46908 | 2013-12-17 17:03:22 |
| perf-20131102_def.xml | 265648 | 2013-12-17 17:03:22 |
| perf-20131102_lab.xml | 513225 | 2013-12-17 17:03:22 |
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| report.css | 2740 | 2013-12-17 17:03:22 |
| Show.js | 1410 | 2013-12-17 17:03:22 |