Parent Directory| Name | Size | Last Modified |
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| 0001493152-25-007522-index.html | 2025-02-19 09:05:04 | |
| 0001493152-25-007522.txt | 2025-02-19 09:05:04 | |
 0001493152-25-007522-xbrl.zip | 15662 | 2025-02-19 09:05:04 |
| ex99-1.htm | 26434 | 2025-02-19 09:05:04 |
 ex99-1_001.jpg | 42230 | 2025-02-19 09:05:04 |
| FilingSummary.xml | 1632 | 2025-02-19 09:05:04 |
| Financial_Report.xlsx | 5723 | 2025-02-19 09:05:04 |
| form8-k.htm | 43095 | 2025-02-19 09:05:04 |
| form8-k_htm.xml | 3702 | 2025-02-19 09:05:04 |
| MetaLinks.json | 40021 | 2025-02-19 09:05:04 |
| ppsi-20250219.xsd | 3054 | 2025-02-19 09:05:04 |
| ppsi-20250219_lab.xml | 34240 | 2025-02-19 09:05:04 |
| ppsi-20250219_pre.xml | 22385 | 2025-02-19 09:05:04 |
| R1.htm | 39627 | 2025-02-19 09:05:04 |
| report.css | 2767 | 2025-02-19 09:05:04 |
| Show.js | 1085 | 2025-02-19 09:05:04 |