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| 0001564590-21-021384-index.html | 2021-04-28 16:24:02 | |
| 0001564590-21-021384.txt | 2021-04-28 16:24:02 | |
 0001564590-21-021384-xbrl.zip | 194177 | 2021-04-28 16:24:02 |
| FilingSummary.xml | 35279 | 2021-04-28 16:24:02 |
| Financial_Report.xlsx | 72841 | 2021-04-28 16:24:02 |
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| pi-10q_20210331.htm | 2161334 | 2021-04-28 16:24:02 |
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| pi-20210331.xsd | 53617 | 2021-04-28 16:24:02 |
| pi-20210331_cal.xml | 57681 | 2021-04-28 16:24:02 |
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| report.css | 2767 | 2021-04-28 16:24:02 |
| Show.js | 1085 | 2021-04-28 16:24:02 |