Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000950170-23-016866-index-headers.html | 2023-05-03 06:31:24 | |
| 0000950170-23-016866-index.html | 2023-05-03 06:31:24 | |
| 0000950170-23-016866.txt | 2023-05-03 06:31:24 | |
 0000950170-23-016866-xbrl.zip | 49759 | 2023-05-03 06:31:24 |
| FilingSummary.xml | 1787 | 2023-05-03 06:31:24 |
| Financial_Report.xlsx | 5708 | 2023-05-03 06:31:24 |
 img247846330_0.jpg | 836683 | 2023-05-03 06:31:24 |
 img247846330_1.jpg | 1587 | 2023-05-03 06:31:24 |
 img90718473_0.jpg | 12685 | 2023-05-03 06:31:24 |
| MetaLinks.json | 17487 | 2023-05-03 06:31:24 |
| psn-20230503.htm | 51615 | 2023-05-03 06:31:24 |
| psn-20230503.xsd | 2463 | 2023-05-03 06:31:24 |
| psn-20230503_htm.xml | 4513 | 2023-05-03 06:31:24 |
| psn-20230503_lab.xml | 12806 | 2023-05-03 06:31:24 |
| psn-20230503_pre.xml | 9450 | 2023-05-03 06:31:24 |
| psn-ex99_1.htm | 885384 | 2023-05-03 06:31:24 |
| R1.htm | 38109 | 2023-05-03 06:31:24 |
| report.css | 2767 | 2023-05-03 06:31:24 |
| Show.js | 1085 | 2023-05-03 06:31:24 |