Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001564590-21-040486-index-headers.html | 2021-08-04 06:36:05 | |
| 0001564590-21-040486-index.html | 2021-08-04 06:36:05 | |
| 0001564590-21-040486.txt | 2021-08-04 06:36:05 | |
 0001564590-21-040486-xbrl.zip | 285205 | 2021-08-04 06:36:05 |
| FilingSummary.xml | 54708 | 2021-08-04 06:36:05 |
| Financial_Report.xlsx | 119568 | 2021-08-04 06:36:05 |
 gawypzg1mpqy000001.jpg | 12655 | 2021-08-04 06:36:05 |
 gawypzg1mpqy000002.jpg | 34779 | 2021-08-04 06:36:05 |
| MetaLinks.json | 824724 | 2021-08-04 06:36:05 |
| psn-10q_20210630.htm | 3911882 | 2021-08-04 06:36:05 |
| psn-10q_20210630_htm.xml | 3042156 | 2021-08-04 06:36:05 |
| psn-20210630.xsd | 80814 | 2021-08-04 06:36:05 |
| psn-20210630_cal.xml | 102080 | 2021-08-04 06:36:05 |
| psn-20210630_def.xml | 244864 | 2021-08-04 06:36:05 |
| psn-20210630_lab.xml | 562678 | 2021-08-04 06:36:05 |
| psn-20210630_pre.xml | 459443 | 2021-08-04 06:36:05 |
| psn-ex311_8.htm | 18655 | 2021-08-04 06:36:05 |
| psn-ex312_6.htm | 18579 | 2021-08-04 06:36:05 |
| psn-ex321_7.htm | 9530 | 2021-08-04 06:36:05 |
| psn-ex322_9.htm | 9644 | 2021-08-04 06:36:05 |
| R1.htm | 52228 | 2021-08-04 06:36:05 |
| R10.htm | 15136 | 2021-08-04 06:36:05 |
| R11.htm | 79708 | 2021-08-04 06:36:05 |
| R12.htm | 146637 | 2021-08-04 06:36:05 |
| R13.htm | 174113 | 2021-08-04 06:36:05 |
| R14.htm | 32322 | 2021-08-04 06:36:05 |
| R15.htm | 139526 | 2021-08-04 06:36:05 |
| R16.htm | 45699 | 2021-08-04 06:36:05 |
| R17.htm | 104978 | 2021-08-04 06:36:05 |
| R18.htm | 11829 | 2021-08-04 06:36:05 |
| R19.htm | 13513 | 2021-08-04 06:36:05 |
| R2.htm | 112796 | 2021-08-04 06:36:05 |
| R20.htm | 8999 | 2021-08-04 06:36:05 |
| R21.htm | 142844 | 2021-08-04 06:36:05 |
| R22.htm | 20964 | 2021-08-04 06:36:05 |
| R23.htm | 18076 | 2021-08-04 06:36:05 |
| R24.htm | 74722 | 2021-08-04 06:36:05 |
| R25.htm | 300726 | 2021-08-04 06:36:05 |
| R26.htm | 7031 | 2021-08-04 06:36:05 |
| R27.htm | 22206 | 2021-08-04 06:36:05 |
| R28.htm | 79143 | 2021-08-04 06:36:05 |
| R29.htm | 146540 | 2021-08-04 06:36:05 |
| R3.htm | 37700 | 2021-08-04 06:36:05 |
| R30.htm | 176848 | 2021-08-04 06:36:05 |
| R31.htm | 31191 | 2021-08-04 06:36:05 |
| R32.htm | 140575 | 2021-08-04 06:36:05 |
| R33.htm | 43983 | 2021-08-04 06:36:05 |
| R34.htm | 66076 | 2021-08-04 06:36:05 |
| R35.htm | 136713 | 2021-08-04 06:36:05 |
| R36.htm | 18016 | 2021-08-04 06:36:05 |
| R37.htm | 72401 | 2021-08-04 06:36:05 |
| R38.htm | 297689 | 2021-08-04 06:36:05 |
| R39.htm | 6965 | 2021-08-04 06:36:05 |
| R4.htm | 70731 | 2021-08-04 06:36:05 |
| R40.htm | 31314 | 2021-08-04 06:36:05 |
| R41.htm | 25437 | 2021-08-04 06:36:05 |
| R42.htm | 40417 | 2021-08-04 06:36:05 |
| R43.htm | 21581 | 2021-08-04 06:36:05 |
| R44.htm | 8408 | 2021-08-04 06:36:05 |
| R45.htm | 15243 | 2021-08-04 06:36:05 |
| R46.htm | 19814 | 2021-08-04 06:36:05 |
| R47.htm | 8329 | 2021-08-04 06:36:05 |
| R48.htm | 11050 | 2021-08-04 06:36:05 |
| R49.htm | 6782 | 2021-08-04 06:36:05 |
| R5.htm | 29407 | 2021-08-04 06:36:05 |
| R50.htm | 5142 | 2021-08-04 06:36:05 |
| R51.htm | 13370 | 2021-08-04 06:36:05 |
| R52.htm | 25548 | 2021-08-04 06:36:05 |
| R53.htm | 15264 | 2021-08-04 06:36:05 |
| R54.htm | 16793 | 2021-08-04 06:36:05 |
| R55.htm | 13792 | 2021-08-04 06:36:05 |
| R56.htm | 35464 | 2021-08-04 06:36:05 |
| R57.htm | 40099 | 2021-08-04 06:36:05 |
| R58.htm | 14299 | 2021-08-04 06:36:05 |
| R59.htm | 5286 | 2021-08-04 06:36:05 |
| R6.htm | 102882 | 2021-08-04 06:36:05 |
| R60.htm | 36028 | 2021-08-04 06:36:05 |
| R61.htm | 5647 | 2021-08-04 06:36:05 |
| R62.htm | 16203 | 2021-08-04 06:36:05 |
| R63.htm | 33237 | 2021-08-04 06:36:05 |
| R64.htm | 5096 | 2021-08-04 06:36:05 |
| R65.htm | 24189 | 2021-08-04 06:36:05 |
| R66.htm | 186832 | 2021-08-04 06:36:05 |
| R67.htm | 19011 | 2021-08-04 06:36:05 |
| R68.htm | 13714 | 2021-08-04 06:36:05 |
| R69.htm | 8298 | 2021-08-04 06:36:05 |
| R7.htm | 67935 | 2021-08-04 06:36:05 |
| R70.htm | 16684 | 2021-08-04 06:36:05 |
| R71.htm | 18481 | 2021-08-04 06:36:05 |
| R72.htm | 56387 | 2021-08-04 06:36:05 |
| R73.htm | 64290 | 2021-08-04 06:36:05 |
| R74.htm | 7744 | 2021-08-04 06:36:05 |
| R75.htm | 13317 | 2021-08-04 06:36:05 |
| R76.htm | 7243 | 2021-08-04 06:36:05 |
| R77.htm | 13549 | 2021-08-04 06:36:05 |
| R78.htm | 15200 | 2021-08-04 06:36:05 |
| R79.htm | 16743 | 2021-08-04 06:36:05 |
| R8.htm | 6999 | 2021-08-04 06:36:05 |
| R80.htm | 12988 | 2021-08-04 06:36:05 |
| R81.htm | 46175 | 2021-08-04 06:36:05 |
| R82.htm | 19729 | 2021-08-04 06:36:05 |
| R83.htm | 26774 | 2021-08-04 06:36:05 |
| R84.htm | 9324 | 2021-08-04 06:36:05 |
| R9.htm | 11201 | 2021-08-04 06:36:05 |
| report.css | 2768 | 2021-08-04 06:36:05 |
| Show.js | 1085 | 2021-08-04 06:36:05 |