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| 0001564590-18-018916-index.html | 2018-08-02 16:17:56 | |
| 0001564590-18-018916.txt | 2018-08-02 16:17:56 | |
 0001564590-18-018916-xbrl.zip | 117113 | 2018-08-02 16:17:56 |
| FilingSummary.xml | 36266 | 2018-08-02 16:17:56 |
| Financial_Report.xlsx | 57949 | 2018-08-02 16:17:56 |
| pk-10q_20180630.htm | 3286770 | 2018-08-02 16:17:56 |
| pk-20180630.xml | 1507284 | 2018-08-02 16:17:56 |
| pk-20180630.xsd | 49256 | 2018-08-02 16:17:56 |
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| report.css | 2767 | 2018-08-02 16:17:56 |
| Show.js | 1410 | 2018-08-02 16:17:56 |