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| 0000950170-22-003786-index.html | 2022-03-15 17:23:20 | |
| 0000950170-22-003786.txt | 2022-03-15 17:23:20 | |
 0000950170-22-003786-xbrl.zip | 603083 | 2022-03-15 17:23:20 |
| FilingSummary.xml | 63807 | 2022-03-15 17:23:20 |
| Financial_Report.xlsx | 174567 | 2022-03-15 17:23:20 |
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| pei-20211231.htm | 6540638 | 2022-03-15 17:23:20 |
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| report.css | 2768 | 2022-03-15 17:23:20 |
| Show.js | 1086 | 2022-03-15 17:23:20 |