Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001564590-20-051339-index-headers.html | 2020-11-05 16:19:16 | |
| 0001564590-20-051339-index.html | 2020-11-05 16:19:16 | |
| 0001564590-20-051339.txt | 2020-11-05 16:19:16 | |
 0001564590-20-051339-xbrl.zip | 64355 | 2020-11-05 16:19:16 |
| FilingSummary.xml | 1745 | 2020-11-05 16:19:16 |
| Financial_Report.xlsx | 5482 | 2020-11-05 16:19:16 |
 gomrwudqj10k000001.jpg | 3532 | 2020-11-05 16:19:16 |
| MetaLinks.json | 19251 | 2020-11-05 16:19:16 |
| prdo-20201105.xsd | 5784 | 2020-11-05 16:19:16 |
| prdo-20201105_lab.xml | 18712 | 2020-11-05 16:19:16 |
| prdo-20201105_pre.xml | 11179 | 2020-11-05 16:19:16 |
| prdo-8k_20201105.htm | 39691 | 2020-11-05 16:19:16 |
| prdo-8k_20201105_htm.xml | 3427 | 2020-11-05 16:19:16 |
| prdo-ex991_6.htm | 1981643 | 2020-11-05 16:19:16 |
| R1.htm | 38635 | 2020-11-05 16:19:16 |
| report.css | 2767 | 2020-11-05 16:19:16 |
| Show.js | 1085 | 2020-11-05 16:19:16 |