Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001564590-22-028445-index-headers.html | 2022-08-08 16:16:15 | |
| 0001564590-22-028445-index.html | 2022-08-08 16:16:15 | |
| 0001564590-22-028445.txt | 2022-08-08 16:16:15 | |
 0001564590-22-028445-xbrl.zip | 53959 | 2022-08-08 16:16:15 |
| FilingSummary.xml | 1750 | 2022-08-08 16:16:15 |
| Financial_Report.xlsx | 5708 | 2022-08-08 16:16:15 |
 gacn0o3ejma3000001.jpg | 11849 | 2022-08-08 16:16:15 |
| MetaLinks.json | 18524 | 2022-08-08 16:16:15 |
| prdo-20220808.xsd | 5597 | 2022-08-08 16:16:15 |
| prdo-20220808_lab.xml | 18569 | 2022-08-08 16:16:15 |
| prdo-20220808_pre.xml | 11041 | 2022-08-08 16:16:15 |
| prdo-8k_20220808.htm | 39572 | 2022-08-08 16:16:15 |
| prdo-8k_20220808_htm.xml | 3421 | 2022-08-08 16:16:15 |
| prdo-ex991_6.htm | 1631761 | 2022-08-08 16:16:15 |
| R1.htm | 38565 | 2022-08-08 16:16:15 |
| report.css | 2767 | 2022-08-08 16:16:15 |
| Show.js | 1085 | 2022-08-08 16:16:15 |