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| 0001564590-19-039744-index.html | 2019-11-04 15:27:54 | |
| 0001564590-19-039744.txt | 2019-11-04 15:27:54 | |
 0001564590-19-039744-xbrl.zip | 111851 | 2019-11-04 15:27:54 |
| FilingSummary.xml | 33023 | 2019-11-04 15:27:54 |
| Financial_Report.xlsx | 56233 | 2019-11-04 15:27:54 |
| pi-10q_20190930.htm | 2657212 | 2019-11-04 15:27:54 |
| pi-20190930.xml | 1517929 | 2019-11-04 15:27:54 |
| pi-20190930.xsd | 46470 | 2019-11-04 15:27:54 |
| pi-20190930_cal.xml | 78919 | 2019-11-04 15:27:54 |
| pi-20190930_def.xml | 88344 | 2019-11-04 15:27:54 |
| pi-20190930_lab.xml | 377680 | 2019-11-04 15:27:54 |
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| pi-ex311_7.htm | 15294 | 2019-11-04 15:27:54 |
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| pi-ex321_6.htm | 7891 | 2019-11-04 15:27:54 |
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| report.css | 2767 | 2019-11-04 15:27:54 |
| Show.js | 1085 | 2019-11-04 15:27:54 |