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| 0000950170-22-006872-index.html | 2022-05-02 16:16:30 | |
| 0000950170-22-006872.txt | 2022-05-02 16:16:30 | |
 0000950170-22-006872-xbrl.zip | 209040 | 2022-05-02 16:16:30 |
| FilingSummary.xml | 34268 | 2022-05-02 16:16:30 |
| Financial_Report.xlsx | 64791 | 2022-05-02 16:16:30 |
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| pk-20220331.htm | 2145815 | 2022-05-02 16:16:30 |
| pk-20220331.xsd | 58952 | 2022-05-02 16:16:30 |
| pk-20220331_cal.xml | 46057 | 2022-05-02 16:16:30 |
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| pk-20220331_lab.xml | 442633 | 2022-05-02 16:16:30 |
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| pk-ex31_1.htm | 19426 | 2022-05-02 16:16:30 |
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| pk-ex32_1.htm | 12699 | 2022-05-02 16:16:30 |
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| R1.htm | 53953 | 2022-05-02 16:16:30 |
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| report.css | 2767 | 2022-05-02 16:16:30 |
| Show.js | 1085 | 2022-05-02 16:16:30 |