Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001193125-21-082878-index-headers.html | 2021-03-16 16:31:03 | |
| 0001193125-21-082878-index.html | 2021-03-16 16:31:03 | |
| 0001193125-21-082878.txt | 2021-03-16 16:31:03 | |
 0001193125-21-082878-xbrl.zip | 18811 | 2021-03-16 16:31:03 |
| d130870d8k.htm | 26764 | 2021-03-16 16:31:03 |
| d130870d8k_htm.xml | 3281 | 2021-03-16 16:31:03 |
| d130870dex101.htm | 51706 | 2021-03-16 16:31:03 |
| FilingSummary.xml | 1728 | 2021-03-16 16:31:03 |
| Financial_Report.xlsx | 5456 | 2021-03-16 16:31:03 |
| MetaLinks.json | 18266 | 2021-03-16 16:31:03 |
| powl-20210312.xsd | 3073 | 2021-03-16 16:31:03 |
| powl-20210312_lab.xml | 17374 | 2021-03-16 16:31:03 |
| powl-20210312_pre.xml | 10955 | 2021-03-16 16:31:03 |
| R1.htm | 38624 | 2021-03-16 16:31:03 |
| report.css | 2767 | 2021-03-16 16:31:03 |
| Show.js | 1084 | 2021-03-16 16:31:03 |