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| 0001564590-19-038898.txt | 2019-10-30 20:13:14 | |
 0001564590-19-038898-xbrl.zip | 174743 | 2019-10-30 20:13:14 |
| FilingSummary.xml | 1840 | 2019-10-30 20:13:14 |
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| MetaLinks.json | 24065 | 2019-10-30 20:13:14 |
| pei-20191030.xsd | 7260 | 2019-10-30 20:13:14 |
| pei-20191030_def.xml | 14943 | 2019-10-30 20:13:14 |
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| pei-8k_20191030_htm.xml | 7800 | 2019-10-30 20:13:14 |
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| R1.htm | 49100 | 2019-10-30 20:13:14 |
| report.css | 2767 | 2019-10-30 20:13:14 |
| Show.js | 1085 | 2019-10-30 20:13:14 |