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|---|---|---|
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| 0000722885-12-000062-index.html | 2012-08-14 16:03:38 | |
| 0000722885-12-000062.txt | 2012-08-14 16:03:38 | |
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| Financial_Report.xls | 797184 | 2012-08-14 16:03:38 |
| ptf-20120801.xml | 205088 | 2012-08-14 16:03:38 |
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| R1.htm | 118492 | 2012-08-14 16:03:38 |
| R12.htm | 537485 | 2012-08-14 16:03:38 |
| R2.htm | 68267 | 2012-08-14 16:03:38 |
| R3.htm | 129693 | 2012-08-14 16:03:38 |
| R4.htm | 123358 | 2012-08-14 16:03:38 |
| R5.htm | 119860 | 2012-08-14 16:03:38 |
| R6.htm | 99627 | 2012-08-14 16:03:38 |
| R7.htm | 236835 | 2012-08-14 16:03:38 |
| report.css | 2720 | 2012-08-14 16:03:38 |
| Show.js | 6423 | 2012-08-14 16:03:38 |
| xbrl.htm | 36614 | 2012-08-14 16:03:38 |