Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001085869-20-000025-index-headers.html | 2020-03-23 17:16:46 | |
| 0001085869-20-000025-index.html | 2020-03-23 17:16:46 | |
| 0001085869-20-000025.txt | 2020-03-23 17:16:46 | |
 0001085869-20-000025-xbrl.zip | 16350 | 2020-03-23 17:16:46 |
| FilingSummary.xml | 1809 | 2020-03-23 17:16:46 |
| Financial_Report.xlsx | 5820 | 2020-03-23 17:16:46 |
| MetaLinks.json | 19299 | 2020-03-23 17:16:46 |
| prft-20200323.xsd | 4497 | 2020-03-23 17:16:46 |
| prft-20200323_cal.xml | 673 | 2020-03-23 17:16:46 |
| prft-20200323_def.xml | 1523 | 2020-03-23 17:16:46 |
| prft-20200323_lab.xml | 27263 | 2020-03-23 17:16:46 |
| prft-20200323_pre.xml | 14163 | 2020-03-23 17:16:46 |
| prft8kbrainjocksus.htm | 40642 | 2020-03-23 17:16:46 |
| prft8kbrainjocksus_htm.xml | 4379 | 2020-03-23 17:16:46 |
| prftbrainjockspressrel.htm | 13338 | 2020-03-23 17:16:46 |
| R1.htm | 40165 | 2020-03-23 17:16:46 |
| report.css | 2767 | 2020-03-23 17:16:46 |
| Show.js | 1085 | 2020-03-23 17:16:46 |