Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001387131-21-011245-index-headers.html | 2021-11-17 17:25:33 | |
| 0001387131-21-011245-index.html | 2021-11-17 17:25:33 | |
| 0001387131-21-011245.txt | 2021-11-17 17:25:33 | |
 0001387131-21-011245-xbrl.zip | 10630 | 2021-11-17 17:25:33 |
| FilingSummary.xml | 1591 | 2021-11-17 17:25:33 |
| Financial_Report.xlsx | 5744 | 2021-11-17 17:25:33 |
| MetaLinks.json | 37291 | 2021-11-17 17:25:33 |
| ppsi-20211111.xsd | 3001 | 2021-11-17 17:25:33 |
| ppsi-20211111_lab.xml | 34240 | 2021-11-17 17:25:33 |
| ppsi-20211111_pre.xml | 22343 | 2021-11-17 17:25:33 |
| ppsi-8ka_111121.htm | 24971 | 2021-11-17 17:25:33 |
| ppsi-8ka_111121_htm.xml | 3703 | 2021-11-17 17:25:33 |
| R1.htm | 40042 | 2021-11-17 17:25:33 |
| report.css | 2766 | 2021-11-17 17:25:33 |
| Show.js | 1084 | 2021-11-17 17:25:33 |