Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001078782-21-000430-index-headers.html | 2021-05-11 16:33:55 | |
| 0001078782-21-000430-index.html | 2021-05-11 16:33:55 | |
| 0001078782-21-000430.txt | 2021-05-11 16:33:55 | |
 0001078782-21-000430-xbrl.zip | 66039 | 2021-05-11 16:33:55 |
| f10q040421_10q.htm | 427111 | 2021-05-11 16:33:55 |
| f10q040421_ex31z1.htm | 8000 | 2021-05-11 16:33:55 |
| f10q040421_ex31z2.htm | 7998 | 2021-05-11 16:33:55 |
| f10q040421_ex32z1.htm | 3952 | 2021-05-11 16:33:55 |
| FilingSummary.xml | 36285 | 2021-05-11 16:33:55 |
| Financial_Report.xlsx | 65347 | 2021-05-11 16:33:55 |
| prka-20210404.xml | 430544 | 2021-05-11 16:33:55 |
| prka-20210404.xsd | 69133 | 2021-05-11 16:33:55 |
| prka-20210404_cal.xml | 33189 | 2021-05-11 16:33:55 |
| prka-20210404_def.xml | 62284 | 2021-05-11 16:33:55 |
| prka-20210404_lab.xml | 163997 | 2021-05-11 16:33:55 |
| prka-20210404_pre.xml | 145538 | 2021-05-11 16:33:55 |
| R1.htm | 50491 | 2021-05-11 16:33:55 |
| R10.htm | 17839 | 2021-05-11 16:33:55 |
| R11.htm | 4990 | 2021-05-11 16:33:55 |
| R12.htm | 7075 | 2021-05-11 16:33:55 |
| R13.htm | 8446 | 2021-05-11 16:33:55 |
| R14.htm | 7317 | 2021-05-11 16:33:55 |
| R15.htm | 7403 | 2021-05-11 16:33:55 |
| R16.htm | 39738 | 2021-05-11 16:33:55 |
| R17.htm | 5184 | 2021-05-11 16:33:55 |
| R18.htm | 5879 | 2021-05-11 16:33:55 |
| R19.htm | 5542 | 2021-05-11 16:33:55 |
| R2.htm | 68622 | 2021-05-11 16:33:55 |
| R20.htm | 4274 | 2021-05-11 16:33:55 |
| R21.htm | 6364 | 2021-05-11 16:33:55 |
| R22.htm | 5510 | 2021-05-11 16:33:55 |
| R23.htm | 4745 | 2021-05-11 16:33:55 |
| R24.htm | 5634 | 2021-05-11 16:33:55 |
| R25.htm | 5552 | 2021-05-11 16:33:55 |
| R26.htm | 21435 | 2021-05-11 16:33:55 |
| R27.htm | 5426 | 2021-05-11 16:33:55 |
| R28.htm | 10542 | 2021-05-11 16:33:55 |
| R29.htm | 5181 | 2021-05-11 16:33:55 |
| R3.htm | 10666 | 2021-05-11 16:33:55 |
| R30.htm | 7456 | 2021-05-11 16:33:55 |
| R31.htm | 4640 | 2021-05-11 16:33:55 |
| R32.htm | 6393 | 2021-05-11 16:33:55 |
| R33.htm | 8628 | 2021-05-11 16:33:55 |
| R34.htm | 5959 | 2021-05-11 16:33:55 |
| R35.htm | 5020 | 2021-05-11 16:33:55 |
| R36.htm | 5568 | 2021-05-11 16:33:55 |
| R37.htm | 20058 | 2021-05-11 16:33:55 |
| R38.htm | 9808 | 2021-05-11 16:33:55 |
| R39.htm | 9167 | 2021-05-11 16:33:55 |
| R4.htm | 58813 | 2021-05-11 16:33:55 |
| R40.htm | 6909 | 2021-05-11 16:33:55 |
| R41.htm | 9535 | 2021-05-11 16:33:55 |
| R42.htm | 6891 | 2021-05-11 16:33:55 |
| R43.htm | 35480 | 2021-05-11 16:33:55 |
| R44.htm | 7139 | 2021-05-11 16:33:55 |
| R45.htm | 34050 | 2021-05-11 16:33:55 |
| R46.htm | 4848 | 2021-05-11 16:33:55 |
| R47.htm | 13643 | 2021-05-11 16:33:55 |
| R48.htm | 4732 | 2021-05-11 16:33:55 |
| R49.htm | 53338 | 2021-05-11 16:33:55 |
| R5.htm | 32445 | 2021-05-11 16:33:55 |
| R50.htm | 10711 | 2021-05-11 16:33:55 |
| R51.htm | 20275 | 2021-05-11 16:33:55 |
| R52.htm | 14280 | 2021-05-11 16:33:55 |
| R53.htm | 12080 | 2021-05-11 16:33:55 |
| R54.htm | 25952 | 2021-05-11 16:33:55 |
| R6.htm | 69957 | 2021-05-11 16:33:55 |
| R7.htm | 10595 | 2021-05-11 16:33:55 |
| R8.htm | 40967 | 2021-05-11 16:33:55 |
| R9.htm | 16254 | 2021-05-11 16:33:55 |
| report.css | 2767 | 2021-05-11 16:33:55 |
| Show.js | 1085 | 2021-05-11 16:33:55 |