Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001085869-21-000106-index-headers.html | 2021-10-15 11:24:29 | |
| 0001085869-21-000106-index.html | 2021-10-15 11:24:29 | |
| 0001085869-21-000106.txt | 2021-10-15 11:24:29 | |
 0001085869-21-000106-xbrl.zip | 14080 | 2021-10-15 11:24:29 |
| FilingSummary.xml | 1715 | 2021-10-15 11:24:29 |
| Financial_Report.xlsx | 5705 | 2021-10-15 11:24:29 |
| MetaLinks.json | 17604 | 2021-10-15 11:24:29 |
| prfpressrelease-overactive.htm | 10699 | 2021-10-15 11:24:29 |
| prft-20211015.htm | 34980 | 2021-10-15 11:24:29 |
| prft-20211015.xsd | 1968 | 2021-10-15 11:24:29 |
| prft-20211015_htm.xml | 10998 | 2021-10-15 11:24:29 |
| prft-20211015_lab.xml | 25154 | 2021-10-15 11:24:29 |
| prft-20211015_pre.xml | 13111 | 2021-10-15 11:24:29 |
| R1.htm | 40135 | 2021-10-15 11:24:29 |
| report.css | 2767 | 2021-10-15 11:24:29 |
| Show.js | 1084 | 2021-10-15 11:24:29 |