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| 0001354488-15-002308-index.html | 2015-05-12 16:15:49 | |
| 0001354488-15-002308.txt | 2015-05-12 16:15:49 | |
 0001354488-15-002308-xbrl.zip | 43297 | 2015-05-12 16:15:49 |
| FilingSummary.xml | 11265 | 2015-05-12 16:15:49 |
| Financial_Report.xls | 133625 | 2015-05-12 16:15:49 |
| Financial_Report.xlsx | 48638 | 2015-05-12 16:15:49 |
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| ptn-20150331.xml | 130037 | 2015-05-12 16:15:49 |
| ptn-20150331.xsd | 16004 | 2015-05-12 16:15:49 |
| ptn-20150331_cal.xml | 30330 | 2015-05-12 16:15:49 |
| ptn-20150331_def.xml | 14058 | 2015-05-12 16:15:49 |
| ptn-20150331_lab.xml | 115419 | 2015-05-12 16:15:49 |
| ptn-20150331_pre.xml | 76888 | 2015-05-12 16:15:49 |
| ptn_10q.htm | 732199 | 2015-05-12 16:15:49 |
| ptn_ex311.htm | 14780 | 2015-05-12 16:15:49 |
| ptn_ex312.htm | 15430 | 2015-05-12 16:15:49 |
| ptn_ex321.htm | 4502 | 2015-05-12 16:15:49 |
| ptn_ex322.htm | 5129 | 2015-05-12 16:15:49 |
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| R9.htm | 7665 | 2015-05-12 16:15:49 |
| report.css | 2740 | 2015-05-12 16:15:49 |
| Show.js | 1410 | 2015-05-12 16:15:49 |