Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001354488-16-007493-index-headers.html | 2016-05-16 16:20:58 | |
| 0001354488-16-007493-index.html | 2016-05-16 16:20:58 | |
| 0001354488-16-007493.txt | 2016-05-16 16:20:58 | |
 0001354488-16-007493-xbrl.zip | 54371 | 2016-05-16 16:20:58 |
| FilingSummary.xml | 18666 | 2016-05-16 16:20:58 |
| Financial_Report.xlsx | 37216 | 2016-05-16 16:20:58 |
 graph1.jpg | 31404 | 2016-05-16 16:20:58 |
| ptn-20160331.xml | 195998 | 2016-05-16 16:20:58 |
| ptn-20160331.xsd | 24044 | 2016-05-16 16:20:58 |
| ptn-20160331_cal.xml | 35933 | 2016-05-16 16:20:58 |
| ptn-20160331_def.xml | 24149 | 2016-05-16 16:20:58 |
| ptn-20160331_lab.xml | 157171 | 2016-05-16 16:20:58 |
| ptn-20160331_pre.xml | 102876 | 2016-05-16 16:20:58 |
| ptn_10q.htm | 780769 | 2016-05-16 16:20:58 |
| ptn_ex311.htm | 13364 | 2016-05-16 16:20:58 |
| ptn_ex312.htm | 13546 | 2016-05-16 16:20:58 |
| ptn_ex321.htm | 4533 | 2016-05-16 16:20:58 |
| ptn_ex322.htm | 4202 | 2016-05-16 16:20:58 |
| R1.htm | 25777 | 2016-05-16 16:20:58 |
| R10.htm | 11488 | 2016-05-16 16:20:58 |
| R11.htm | 6971 | 2016-05-16 16:20:58 |
| R12.htm | 8104 | 2016-05-16 16:20:58 |
| R13.htm | 7446 | 2016-05-16 16:20:58 |
| R14.htm | 17959 | 2016-05-16 16:20:58 |
| R15.htm | 8888 | 2016-05-16 16:20:58 |
| R16.htm | 16690 | 2016-05-16 16:20:58 |
| R17.htm | 17983 | 2016-05-16 16:20:58 |
| R18.htm | 16802 | 2016-05-16 16:20:58 |
| R19.htm | 58526 | 2016-05-16 16:20:58 |
| R2.htm | 61498 | 2016-05-16 16:20:58 |
| R20.htm | 8062 | 2016-05-16 16:20:58 |
| R21.htm | 6727 | 2016-05-16 16:20:58 |
| R22.htm | 15236 | 2016-05-16 16:20:58 |
| R23.htm | 9031 | 2016-05-16 16:20:58 |
| R24.htm | 10032 | 2016-05-16 16:20:58 |
| R25.htm | 19266 | 2016-05-16 16:20:58 |
| R26.htm | 10300 | 2016-05-16 16:20:58 |
| R27.htm | 5053 | 2016-05-16 16:20:58 |
| R28.htm | 10783 | 2016-05-16 16:20:58 |
| R29.htm | 10290 | 2016-05-16 16:20:58 |
| R3.htm | 20760 | 2016-05-16 16:20:58 |
| R30.htm | 14097 | 2016-05-16 16:20:58 |
| R31.htm | 12853 | 2016-05-16 16:20:58 |
| R32.htm | 13895 | 2016-05-16 16:20:58 |
| R4.htm | 39055 | 2016-05-16 16:20:58 |
| R5.htm | 13367 | 2016-05-16 16:20:58 |
| R6.htm | 67342 | 2016-05-16 16:20:58 |
| R7.htm | 11876 | 2016-05-16 16:20:58 |
| R8.htm | 5770 | 2016-05-16 16:20:58 |
| R9.htm | 20524 | 2016-05-16 16:20:58 |
| report.css | 2767 | 2016-05-16 16:20:58 |
| Show.js | 1410 | 2016-05-16 16:20:58 |