Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001564590-21-047888-index-headers.html | 2021-09-14 16:15:47 | |
| 0001564590-21-047888-index.html | 2021-09-14 16:15:47 | |
| 0001564590-21-047888.txt | 2021-09-14 16:15:47 | |
 0001564590-21-047888-xbrl.zip | 9146 | 2021-09-14 16:15:47 |
| FilingSummary.xml | 1705 | 2021-09-14 16:15:47 |
| Financial_Report.xlsx | 5679 | 2021-09-14 16:15:47 |
| MetaLinks.json | 18680 | 2021-09-14 16:15:47 |
| prdo-20210910.xsd | 5693 | 2021-09-14 16:15:47 |
| prdo-20210910_lab.xml | 18581 | 2021-09-14 16:15:47 |
| prdo-20210910_pre.xml | 11047 | 2021-09-14 16:15:47 |
| prdo-8k_20210910.htm | 33603 | 2021-09-14 16:15:47 |
| prdo-8k_20210910_htm.xml | 3415 | 2021-09-14 16:15:47 |
| R1.htm | 38589 | 2021-09-14 16:15:47 |
| report.css | 2766 | 2021-09-14 16:15:47 |
| Show.js | 1084 | 2021-09-14 16:15:47 |