Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001564590-21-047683-index-headers.html | 2021-09-13 09:01:36 | |
| 0001564590-21-047683-index.html | 2021-09-13 09:01:36 | |
| 0001564590-21-047683.txt | 2021-09-13 09:01:36 | |
 0001564590-21-047683-xbrl.zip | 152491 | 2021-09-13 09:01:36 |
| FilingSummary.xml | 1740 | 2021-09-13 09:01:36 |
| Financial_Report.xlsx | 5679 | 2021-09-13 09:01:36 |
| MetaLinks.json | 18674 | 2021-09-13 09:01:36 |
| prdo-20210908.xsd | 5693 | 2021-09-13 09:01:36 |
| prdo-20210908_lab.xml | 18575 | 2021-09-13 09:01:36 |
| prdo-20210908_pre.xml | 11041 | 2021-09-13 09:01:36 |
| prdo-8k_20210908.htm | 45663 | 2021-09-13 09:01:36 |
| prdo-8k_20210908_htm.xml | 3415 | 2021-09-13 09:01:36 |
| prdo-ex101_24.htm | 1104997 | 2021-09-13 09:01:36 |
| R1.htm | 38590 | 2021-09-13 09:01:36 |
| report.css | 2767 | 2021-09-13 09:01:36 |
| Show.js | 1084 | 2021-09-13 09:01:36 |