Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001564590-18-024112-index-headers.html | 2018-10-10 14:47:14 | |
| 0001564590-18-024112-index.html | 2018-10-10 14:47:14 | |
| 0001564590-18-024112.txt | 2018-10-10 14:47:14 | |
 0001564590-18-024112-xbrl.zip | 61300 | 2018-10-10 14:47:14 |
| FilingSummary.xml | 15175 | 2018-10-10 14:47:14 |
| Financial_Report.xlsx | 31659 | 2018-10-10 14:47:14 |
| pir-10q_20180901.htm | 1358866 | 2018-10-10 14:47:14 |
| pir-20180901.xml | 434459 | 2018-10-10 14:47:14 |
| pir-20180901.xsd | 21257 | 2018-10-10 14:47:14 |
| pir-20180901_cal.xml | 34119 | 2018-10-10 14:47:14 |
| pir-20180901_def.xml | 62152 | 2018-10-10 14:47:14 |
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| pir-ex102_68.htm | 64256 | 2018-10-10 14:47:14 |
| pir-ex103_67.htm | 121636 | 2018-10-10 14:47:14 |
| pir-ex311_8.htm | 20353 | 2018-10-10 14:47:14 |
| pir-ex312_12.htm | 19751 | 2018-10-10 14:47:14 |
| pir-ex321_10.htm | 17593 | 2018-10-10 14:47:14 |
| R1.htm | 25627 | 2018-10-10 14:47:14 |
| R10.htm | 7679 | 2018-10-10 14:47:14 |
| R11.htm | 6857 | 2018-10-10 14:47:14 |
| R12.htm | 10697 | 2018-10-10 14:47:14 |
| R13.htm | 58044 | 2018-10-10 14:47:14 |
| R14.htm | 57534 | 2018-10-10 14:47:14 |
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| R16.htm | 39157 | 2018-10-10 14:47:14 |
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| R18.htm | 20405 | 2018-10-10 14:47:14 |
| R19.htm | 44031 | 2018-10-10 14:47:14 |
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| R20.htm | 29103 | 2018-10-10 14:47:14 |
| R21.htm | 12809 | 2018-10-10 14:47:14 |
| R22.htm | 14000 | 2018-10-10 14:47:14 |
| R23.htm | 16847 | 2018-10-10 14:47:14 |
| R24.htm | 14054 | 2018-10-10 14:47:14 |
| R3.htm | 18959 | 2018-10-10 14:47:14 |
| R4.htm | 66844 | 2018-10-10 14:47:14 |
| R5.htm | 16846 | 2018-10-10 14:47:14 |
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| R7.htm | 28043 | 2018-10-10 14:47:14 |
| R8.htm | 79581 | 2018-10-10 14:47:14 |
| R9.htm | 8324 | 2018-10-10 14:47:14 |
| report.css | 2767 | 2018-10-10 14:47:14 |
| Show.js | 1085 | 2018-10-10 14:47:14 |