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| 0000950170-23-041374-index.html | 2023-08-10 16:23:25 | |
| 0000950170-23-041374.txt | 2023-08-10 16:23:25 | |
 0000950170-23-041374-xbrl.zip | 272183 | 2023-08-10 16:23:25 |
| FilingSummary.xml | 31067 | 2023-08-10 16:23:25 |
| Financial_Report.xlsx | 85479 | 2023-08-10 16:23:25 |
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| prok-20230630.htm | 2387563 | 2023-08-10 16:23:25 |
| prok-20230630.xsd | 51538 | 2023-08-10 16:23:25 |
| prok-20230630_cal.xml | 53143 | 2023-08-10 16:23:25 |
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| prok-20230630_lab.xml | 432573 | 2023-08-10 16:23:25 |
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| prok-ex31_1.htm | 22166 | 2023-08-10 16:23:25 |
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| prok-ex32_1.htm | 13216 | 2023-08-10 16:23:25 |
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| report.css | 2767 | 2023-08-10 16:23:25 |
| Show.js | 1085 | 2023-08-10 16:23:25 |