Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001640334-19-001604-index-headers.html | 2019-08-12 21:57:29 | |
| 0001640334-19-001604-index.html | 2019-08-12 21:57:29 | |
| 0001640334-19-001604.txt | 2019-08-12 21:57:29 | |
 0001640334-19-001604-xbrl.zip | 44209 | 2019-08-12 21:57:29 |
| FilingSummary.xml | 16774 | 2019-08-12 21:57:29 |
| Financial_Report.xlsx | 33638 | 2019-08-12 21:57:29 |
| ptco-20190630.xml | 146208 | 2019-08-12 21:57:29 |
| ptco-20190630.xsd | 25055 | 2019-08-12 21:57:29 |
| ptco-20190630_cal.xml | 25382 | 2019-08-12 21:57:29 |
| ptco-20190630_def.xml | 55259 | 2019-08-12 21:57:29 |
| ptco-20190630_lab.xml | 121779 | 2019-08-12 21:57:29 |
| ptco-20190630_pre.xml | 110403 | 2019-08-12 21:57:29 |
| ptco_10q.htm | 221331 | 2019-08-12 21:57:29 |
| ptco_ex311.htm | 7847 | 2019-08-12 21:57:29 |
| ptco_ex321.htm | 3718 | 2019-08-12 21:57:29 |
| R1.htm | 31246 | 2019-08-12 21:57:29 |
| R10.htm | 8575 | 2019-08-12 21:57:29 |
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| R2.htm | 51556 | 2019-08-12 21:57:29 |
| R20.htm | 4957 | 2019-08-12 21:57:29 |
| R21.htm | 7542 | 2019-08-12 21:57:29 |
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| R26.htm | 63101 | 2019-08-12 21:57:29 |
| R27.htm | 24274 | 2019-08-12 21:57:29 |
| R28.htm | 9620 | 2019-08-12 21:57:29 |
| R3.htm | 14336 | 2019-08-12 21:57:29 |
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| R5.htm | 24368 | 2019-08-12 21:57:29 |
| R6.htm | 49016 | 2019-08-12 21:57:29 |
| R7.htm | 6284 | 2019-08-12 21:57:29 |
| R8.htm | 6001 | 2019-08-12 21:57:29 |
| R9.htm | 25089 | 2019-08-12 21:57:29 |
| report.css | 2767 | 2019-08-12 21:57:29 |
| Show.js | 1085 | 2019-08-12 21:57:29 |