Parent Directory| Name | Size | Last Modified |
|---|---|---|
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| 0000080420-23-000020-index.html | 2023-04-06 13:10:53 | |
| 0000080420-23-000020.txt | 2023-04-06 13:10:53 | |
 0000080420-23-000020-xbrl.zip | 196250 | 2023-04-06 13:10:53 |
| FilingSummary.xml | 1654 | 2023-04-06 13:10:53 |
| Financial_Report.xlsx | 5684 | 2023-04-06 13:10:53 |
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| MetaLinks.json | 17026 | 2023-04-06 13:10:53 |
| powl-20230331.htm | 32480 | 2023-04-06 13:10:53 |
| powl-20230331.xsd | 1905 | 2023-04-06 13:10:53 |
| powl-20230331_htm.xml | 4107 | 2023-04-06 13:10:53 |
| powl-20230331_lab.xml | 23832 | 2023-04-06 13:10:53 |
| powl-20230331_pre.xml | 12510 | 2023-04-06 13:10:53 |
| R1.htm | 38085 | 2023-04-06 13:10:53 |
| report.css | 2767 | 2023-04-06 13:10:53 |
| secondamendmenttotheusrevo.htm | 1970570 | 2023-04-06 13:10:53 |
| Show.js | 1085 | 2023-04-06 13:10:53 |