Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000950170-22-016952-index-headers.html | 2022-08-11 17:41:51 | |
| 0000950170-22-016952-index.html | 2022-08-11 17:41:51 | |
| 0000950170-22-016952.txt | 2022-08-11 17:41:51 | |
 0000950170-22-016952-xbrl.zip | 21776 | 2022-08-11 17:41:51 |
| FilingSummary.xml | 1739 | 2022-08-11 17:41:51 |
| Financial_Report.xlsx | 5769 | 2022-08-11 17:41:51 |
| MetaLinks.json | 18275 | 2022-08-11 17:41:51 |
| prok-20220811.htm | 53644 | 2022-08-11 17:41:51 |
| prok-20220811.xsd | 2472 | 2022-08-11 17:41:51 |
| prok-20220811_htm.xml | 4900 | 2022-08-11 17:41:51 |
| prok-20220811_lab.xml | 13896 | 2022-08-11 17:41:51 |
| prok-20220811_pre.xml | 10232 | 2022-08-11 17:41:51 |
| prok-ex99_1.htm | 375834 | 2022-08-11 17:41:51 |
| R1.htm | 41890 | 2022-08-11 17:41:51 |
| report.css | 2767 | 2022-08-11 17:41:51 |
| Show.js | 1084 | 2022-08-11 17:41:51 |