Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000928816-18-000052-index-headers.html | 2018-01-19 09:13:07 | |
| 0000928816-18-000052-index.html | 2018-01-19 09:13:07 | |
| 0000928816-18-000052.txt | 2018-01-19 09:13:07 | |
 0000928816-18-000052-xbrl.zip | 19677 | 2018-01-19 09:13:07 |
| a_ghccvr.htm | 28141 | 2018-01-19 09:13:07 |
 BarChart1.png | 30605 | 2018-01-19 09:13:07 |
| FilingSummary.xml | 2255 | 2018-01-19 09:13:07 |
| phstx-20171230.xml | 52126 | 2018-01-19 09:13:07 |
| phstx-20171230.xsd | 4316 | 2018-01-19 09:13:07 |
| phstx-20171230_def.xml | 9441 | 2018-01-19 09:13:07 |
| phstx-20171230_lab.xml | 120579 | 2018-01-19 09:13:07 |
| phstx-20171230_pre.xml | 44060 | 2018-01-19 09:13:07 |
| R1.htm | 116185 | 2018-01-19 09:13:07 |
| R8.htm | 249627 | 2018-01-19 09:13:07 |
| report.css | 2767 | 2018-01-19 09:13:07 |
| Show.js | 1410 | 2018-01-19 09:13:07 |