Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001654954-24-001789-index-headers.html | 2024-02-14 16:17:03 | |
| 0001654954-24-001789-index.html | 2024-02-14 16:17:03 | |
| 0001654954-24-001789.txt | 2024-02-14 16:17:03 | |
 0001654954-24-001789-xbrl.zip | 259770 | 2024-02-14 16:17:03 |
| FilingSummary.xml | 31611 | 2024-02-14 16:17:03 |
| Financial_Report.xlsx | 76497 | 2024-02-14 16:17:03 |
| MetaLinks.json | 528851 | 2024-02-14 16:17:03 |
| ptn-20231231.xsd | 58405 | 2024-02-14 16:17:03 |
| ptn-20231231_cal.xml | 51225 | 2024-02-14 16:17:03 |
| ptn-20231231_def.xml | 95321 | 2024-02-14 16:17:03 |
| ptn-20231231_lab.xml | 285383 | 2024-02-14 16:17:03 |
| ptn-20231231_pre.xml | 227033 | 2024-02-14 16:17:03 |
| ptn_10q.htm | 1147349 | 2024-02-14 16:17:03 |
 ptn_10qimg19.jpg | 3877 | 2024-02-14 16:17:03 |
 ptn_10qimg20.jpg | 46910 | 2024-02-14 16:17:03 |
| ptn_10q_htm.xml | 629911 | 2024-02-14 16:17:03 |
| ptn_ex102.htm | 353144 | 2024-02-14 16:17:03 |
| ptn_ex311.htm | 10637 | 2024-02-14 16:17:03 |
| ptn_ex312.htm | 10768 | 2024-02-14 16:17:03 |
| ptn_ex321.htm | 2438 | 2024-02-14 16:17:03 |
| ptn_ex322.htm | 2528 | 2024-02-14 16:17:03 |
| ptn_ex43.htm | 19326 | 2024-02-14 16:17:03 |
| ptn_ex44.htm | 20649 | 2024-02-14 16:17:03 |
| R1.htm | 51527 | 2024-02-14 16:17:03 |
| R10.htm | 5231 | 2024-02-14 16:17:03 |
| R11.htm | 7026 | 2024-02-14 16:17:03 |
| R12.htm | 7802 | 2024-02-14 16:17:03 |
| R13.htm | 4763 | 2024-02-14 16:17:03 |
| R14.htm | 4797 | 2024-02-14 16:17:03 |
| R15.htm | 12298 | 2024-02-14 16:17:03 |
| R16.htm | 24367 | 2024-02-14 16:17:03 |
| R17.htm | 11157 | 2024-02-14 16:17:03 |
| R18.htm | 14590 | 2024-02-14 16:17:03 |
| R19.htm | 13051 | 2024-02-14 16:17:03 |
| R2.htm | 98977 | 2024-02-14 16:17:03 |
| R20.htm | 92774 | 2024-02-14 16:17:03 |
| R21.htm | 8096 | 2024-02-14 16:17:03 |
| R22.htm | 8524 | 2024-02-14 16:17:03 |
| R23.htm | 81076 | 2024-02-14 16:17:03 |
| R24.htm | 14668 | 2024-02-14 16:17:03 |
| R25.htm | 11805 | 2024-02-14 16:17:03 |
| R26.htm | 11532 | 2024-02-14 16:17:03 |
| R27.htm | 14418 | 2024-02-14 16:17:03 |
| R28.htm | 22527 | 2024-02-14 16:17:03 |
| R29.htm | 7891 | 2024-02-14 16:17:03 |
| R3.htm | 22425 | 2024-02-14 16:17:03 |
| R30.htm | 74231 | 2024-02-14 16:17:03 |
| R31.htm | 29846 | 2024-02-14 16:17:03 |
| R32.htm | 18528 | 2024-02-14 16:17:03 |
| R33.htm | 30495 | 2024-02-14 16:17:03 |
| R34.htm | 12368 | 2024-02-14 16:17:03 |
| R35.htm | 4059 | 2024-02-14 16:17:03 |
| R36.htm | 10502 | 2024-02-14 16:17:03 |
| R37.htm | 9868 | 2024-02-14 16:17:03 |
| R38.htm | 10561 | 2024-02-14 16:17:03 |
| R39.htm | 13721 | 2024-02-14 16:17:03 |
| R4.htm | 74445 | 2024-02-14 16:17:03 |
| R40.htm | 8574 | 2024-02-14 16:17:03 |
| R41.htm | 13256 | 2024-02-14 16:17:03 |
| R42.htm | 7279 | 2024-02-14 16:17:03 |
| R43.htm | 6049 | 2024-02-14 16:17:03 |
| R44.htm | 15615 | 2024-02-14 16:17:03 |
| R45.htm | 15109 | 2024-02-14 16:17:03 |
| R46.htm | 9467 | 2024-02-14 16:17:03 |
| R47.htm | 36793 | 2024-02-14 16:17:03 |
| R48.htm | 10540 | 2024-02-14 16:17:03 |
| R49.htm | 106478 | 2024-02-14 16:17:03 |
| R5.htm | 78399 | 2024-02-14 16:17:03 |
| R50.htm | 8088 | 2024-02-14 16:17:03 |
| R51.htm | 20538 | 2024-02-14 16:17:03 |
| R6.htm | 81364 | 2024-02-14 16:17:03 |
| R7.htm | 13962 | 2024-02-14 16:17:03 |
| R8.htm | 5481 | 2024-02-14 16:17:03 |
| R9.htm | 38541 | 2024-02-14 16:17:03 |
| report.css | 2767 | 2024-02-14 16:17:03 |
| Show.js | 1085 | 2024-02-14 16:17:03 |