Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001564590-20-037780-index-headers.html | 2020-08-06 16:21:40 | |
| 0001564590-20-037780-index.html | 2020-08-06 16:21:40 | |
| 0001564590-20-037780.txt | 2020-08-06 16:21:40 | |
 0001564590-20-037780-xbrl.zip | 64460 | 2020-08-06 16:21:40 |
| FilingSummary.xml | 1745 | 2020-08-06 16:21:40 |
| Financial_Report.xlsx | 5482 | 2020-08-06 16:21:40 |
 gj4lxkj0wuhh000001.jpg | 3532 | 2020-08-06 16:21:40 |
| MetaLinks.json | 19251 | 2020-08-06 16:21:40 |
| prdo-20200806.xsd | 5784 | 2020-08-06 16:21:40 |
| prdo-20200806_lab.xml | 18712 | 2020-08-06 16:21:40 |
| prdo-20200806_pre.xml | 11179 | 2020-08-06 16:21:40 |
| prdo-8k_20200806.htm | 39667 | 2020-08-06 16:21:40 |
| prdo-8k_20200806_htm.xml | 3427 | 2020-08-06 16:21:40 |
| prdo-ex991_6.htm | 1989733 | 2020-08-06 16:21:40 |
| R1.htm | 38635 | 2020-08-06 16:21:40 |
| report.css | 2767 | 2020-08-06 16:21:40 |
| Show.js | 1085 | 2020-08-06 16:21:40 |