Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000080420-21-000021-index-headers.html | 2021-03-05 16:39:17 | |
| 0000080420-21-000021-index.html | 2021-03-05 16:39:17 | |
| 0000080420-21-000021.txt | 2021-03-05 16:39:17 | |
 0000080420-21-000021-xbrl.zip | 15124 | 2021-03-05 16:39:17 |
| ex991-pressreleasedatedmar.htm | 9168 | 2021-03-05 16:39:17 |
| FilingSummary.xml | 1726 | 2021-03-05 16:39:17 |
| Financial_Report.xlsx | 5476 | 2021-03-05 16:39:17 |
| MetaLinks.json | 17772 | 2021-03-05 16:39:17 |
 powelllogoa131.jpg | 11491 | 2021-03-05 16:39:17 |
| powl-20210301.htm | 37546 | 2021-03-05 16:39:17 |
| powl-20210301.xsd | 2426 | 2021-03-05 16:39:17 |
| powl-20210301_cal.xml | 712 | 2021-03-05 16:39:17 |
| powl-20210301_def.xml | 1645 | 2021-03-05 16:39:17 |
| powl-20210301_htm.xml | 11329 | 2021-03-05 16:39:17 |
| powl-20210301_lab.xml | 24977 | 2021-03-05 16:39:17 |
| powl-20210301_pre.xml | 13189 | 2021-03-05 16:39:17 |
| R1.htm | 39643 | 2021-03-05 16:39:17 |
| report.css | 2767 | 2021-03-05 16:39:17 |
| Show.js | 1085 | 2021-03-05 16:39:17 |