Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001564590-20-009505-index-headers.html | 2020-03-09 21:54:47 | |
| 0001564590-20-009505-index.html | 2020-03-09 21:54:47 | |
| 0001564590-20-009505.txt | 2020-03-09 21:54:47 | |
 0001564590-20-009505-xbrl.zip | 10802 | 2020-03-09 21:54:47 |
| FilingSummary.xml | 1711 | 2020-03-09 21:54:47 |
| Financial_Report.xlsx | 5794 | 2020-03-09 21:54:47 |
| MetaLinks.json | 19255 | 2020-03-09 21:54:47 |
| prdo-20200309.xsd | 5784 | 2020-03-09 21:54:47 |
| prdo-20200309_lab.xml | 18716 | 2020-03-09 21:54:47 |
| prdo-20200309_pre.xml | 11183 | 2020-03-09 21:54:47 |
| prdo-8k_20200309.htm | 47166 | 2020-03-09 21:54:47 |
| prdo-8k_20200309_htm.xml | 3421 | 2020-03-09 21:54:47 |
| R1.htm | 38625 | 2020-03-09 21:54:47 |
| report.css | 2766 | 2020-03-09 21:54:47 |
| Show.js | 1085 | 2020-03-09 21:54:47 |