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| 0001564590-17-021521-index.html | 2017-11-03 16:04:03 | |
| 0001564590-17-021521.txt | 2017-11-03 16:04:03 | |
 0001564590-17-021521-xbrl.zip | 112596 | 2017-11-03 16:04:03 |
| FilingSummary.xml | 35666 | 2017-11-03 16:04:03 |
| Financial_Report.xlsx | 56836 | 2017-11-03 16:04:03 |
| pk-10q_20170930.htm | 3261398 | 2017-11-03 16:04:03 |
| pk-20170930.xml | 1453194 | 2017-11-03 16:04:03 |
| pk-20170930.xsd | 46161 | 2017-11-03 16:04:03 |
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| report.css | 2767 | 2017-11-03 16:04:03 |
| Show.js | 1410 | 2017-11-03 16:04:03 |