Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000805676-19-000109-index-headers.html | 2019-11-04 16:19:56 | |
| 0000805676-19-000109-index.html | 2019-11-04 16:19:56 | |
| 0000805676-19-000109.txt | 2019-11-04 16:19:56 | |
 0000805676-19-000109-xbrl.zip | 634293 | 2019-11-04 16:19:56 |
| FilingSummary.xml | 63044 | 2019-11-04 16:19:56 |
| Financial_Report.xlsx | 176425 | 2019-11-04 16:19:56 |
| MetaLinks.json | 1044707 | 2019-11-04 16:19:56 |
| prk-20190930.xsd | 91500 | 2019-11-04 16:19:56 |
| prk-20190930x10q.htm | 6576380 | 2019-11-04 16:19:56 |
| prk-20190930x10q_htm.xml | 8542016 | 2019-11-04 16:19:56 |
| prk-20190930_cal.xml | 148456 | 2019-11-04 16:19:56 |
| prk-20190930_def.xml | 861119 | 2019-11-04 16:19:56 |
| prk-20190930_lab.xml | 1268002 | 2019-11-04 16:19:56 |
| prk-20190930_pre.xml | 989409 | 2019-11-04 16:19:56 |
| prk-ex311x20190930x10q.htm | 14406 | 2019-11-04 16:19:56 |
| prk-ex312x20190930x10q.htm | 14290 | 2019-11-04 16:19:56 |
| prk-ex321x20190930x10q.htm | 9534 | 2019-11-04 16:19:56 |
| prk-ex322x20190930x10q.htm | 9427 | 2019-11-04 16:19:56 |
| R1.htm | 54071 | 2019-11-04 16:19:56 |
| R10.htm | 7392 | 2019-11-04 16:19:56 |
| R11.htm | 27286 | 2019-11-04 16:19:56 |
| R12.htm | 101060 | 2019-11-04 16:19:56 |
| R13.htm | 141416 | 2019-11-04 16:19:56 |
| R14.htm | 23147 | 2019-11-04 16:19:56 |
| R15.htm | 902887 | 2019-11-04 16:19:56 |
| R16.htm | 448265 | 2019-11-04 16:19:56 |
| R17.htm | 7443 | 2019-11-04 16:19:56 |
| R18.htm | 57355 | 2019-11-04 16:19:56 |
| R19.htm | 12356 | 2019-11-04 16:19:56 |
| R2.htm | 105947 | 2019-11-04 16:19:56 |
| R20.htm | 21602 | 2019-11-04 16:19:56 |
| R21.htm | 48472 | 2019-11-04 16:19:56 |
| R22.htm | 40156 | 2019-11-04 16:19:56 |
| R23.htm | 31158 | 2019-11-04 16:19:56 |
| R24.htm | 67143 | 2019-11-04 16:19:56 |
| R25.htm | 103804 | 2019-11-04 16:19:56 |
| R26.htm | 40498 | 2019-11-04 16:19:56 |
| R27.htm | 134614 | 2019-11-04 16:19:56 |
| R28.htm | 30802 | 2019-11-04 16:19:56 |
| R29.htm | 48125 | 2019-11-04 16:19:56 |
| R3.htm | 17746 | 2019-11-04 16:19:56 |
| R30.htm | 555761 | 2019-11-04 16:19:56 |
| R31.htm | 324618 | 2019-11-04 16:19:56 |
| R32.htm | 87900 | 2019-11-04 16:19:56 |
| R33.htm | 134432 | 2019-11-04 16:19:56 |
| R34.htm | 17761 | 2019-11-04 16:19:56 |
| R35.htm | 883331 | 2019-11-04 16:19:56 |
| R36.htm | 441839 | 2019-11-04 16:19:56 |
| R37.htm | 58934 | 2019-11-04 16:19:56 |
| R38.htm | 9470 | 2019-11-04 16:19:56 |
| R39.htm | 20480 | 2019-11-04 16:19:56 |
| R4.htm | 127208 | 2019-11-04 16:19:56 |
| R40.htm | 43679 | 2019-11-04 16:19:56 |
| R41.htm | 67756 | 2019-11-04 16:19:56 |
| R42.htm | 27764 | 2019-11-04 16:19:56 |
| R43.htm | 61715 | 2019-11-04 16:19:56 |
| R44.htm | 101976 | 2019-11-04 16:19:56 |
| R45.htm | 37725 | 2019-11-04 16:19:56 |
| R46.htm | 132453 | 2019-11-04 16:19:56 |
| R47.htm | 20872 | 2019-11-04 16:19:56 |
| R48.htm | 47099 | 2019-11-04 16:19:56 |
| R49.htm | 529474 | 2019-11-04 16:19:56 |
| R5.htm | 25997 | 2019-11-04 16:19:56 |
| R50.htm | 159827 | 2019-11-04 16:19:56 |
| R51.htm | 24803 | 2019-11-04 16:19:56 |
| R52.htm | 124195 | 2019-11-04 16:19:56 |
| R53.htm | 12187 | 2019-11-04 16:19:56 |
| R54.htm | 50954 | 2019-11-04 16:19:56 |
| R55.htm | 29811 | 2019-11-04 16:19:56 |
| R56.htm | 43583 | 2019-11-04 16:19:56 |
| R57.htm | 36021 | 2019-11-04 16:19:56 |
| R58.htm | 38488 | 2019-11-04 16:19:56 |
| R59.htm | 86425 | 2019-11-04 16:19:56 |
| R6.htm | 13231 | 2019-11-04 16:19:56 |
| R60.htm | 73832 | 2019-11-04 16:19:56 |
| R61.htm | 72622 | 2019-11-04 16:19:56 |
| R62.htm | 50109 | 2019-11-04 16:19:56 |
| R63.htm | 55990 | 2019-11-04 16:19:56 |
| R64.htm | 27405 | 2019-11-04 16:19:56 |
| R65.htm | 160713 | 2019-11-04 16:19:56 |
| R66.htm | 94693 | 2019-11-04 16:19:56 |
| R67.htm | 80640 | 2019-11-04 16:19:56 |
| R68.htm | 101418 | 2019-11-04 16:19:56 |
| R69.htm | 57970 | 2019-11-04 16:19:56 |
| R7.htm | 61370 | 2019-11-04 16:19:56 |
| R70.htm | 110615 | 2019-11-04 16:19:56 |
| R71.htm | 11558 | 2019-11-04 16:19:56 |
| R72.htm | 44713 | 2019-11-04 16:19:56 |
| R73.htm | 11246 | 2019-11-04 16:19:56 |
| R74.htm | 16310 | 2019-11-04 16:19:56 |
| R75.htm | 10448 | 2019-11-04 16:19:56 |
| R76.htm | 19889 | 2019-11-04 16:19:56 |
| R77.htm | 21992 | 2019-11-04 16:19:56 |
| R78.htm | 20049 | 2019-11-04 16:19:56 |
| R79.htm | 22905 | 2019-11-04 16:19:56 |
| R8.htm | 13461 | 2019-11-04 16:19:56 |
| R80.htm | 18071 | 2019-11-04 16:19:56 |
| R81.htm | 16060 | 2019-11-04 16:19:56 |
| R82.htm | 17661 | 2019-11-04 16:19:56 |
| R83.htm | 9413 | 2019-11-04 16:19:56 |
| R84.htm | 26916 | 2019-11-04 16:19:56 |
| R85.htm | 87158 | 2019-11-04 16:19:56 |
| R86.htm | 23947 | 2019-11-04 16:19:56 |
| R87.htm | 21328 | 2019-11-04 16:19:56 |
| R88.htm | 42922 | 2019-11-04 16:19:56 |
| R89.htm | 60579 | 2019-11-04 16:19:56 |
| R9.htm | 128680 | 2019-11-04 16:19:56 |
| R90.htm | 26117 | 2019-11-04 16:19:56 |
| R91.htm | 179289 | 2019-11-04 16:19:56 |
| R92.htm | 91709 | 2019-11-04 16:19:56 |
| R93.htm | 33863 | 2019-11-04 16:19:56 |
| R94.htm | 76708 | 2019-11-04 16:19:56 |
| R95.htm | 93540 | 2019-11-04 16:19:56 |
| R96.htm | 48663 | 2019-11-04 16:19:56 |
| R97.htm | 27933 | 2019-11-04 16:19:56 |
| R98.htm | 84466 | 2019-11-04 16:19:56 |
| report.css | 2767 | 2019-11-04 16:19:56 |
| Show.js | 1085 | 2019-11-04 16:19:56 |