Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000928816-19-000075-index-headers.html | 2019-01-18 08:18:47 | |
| 0000928816-19-000075-index.html | 2019-01-18 08:18:47 | |
| 0000928816-19-000075.txt | 2019-01-18 08:18:47 | |
 0000928816-19-000075-xbrl.zip | 21272 | 2019-01-18 08:18:47 |
| a_ghccover.htm | 27668 | 2019-01-18 08:18:47 |
 BarChart1.png | 31148 | 2019-01-18 08:18:47 |
| FilingSummary.xml | 2323 | 2019-01-18 08:18:47 |
| phstx-20181227.xml | 48165 | 2019-01-18 08:18:47 |
| phstx-20181227.xsd | 4597 | 2019-01-18 08:18:47 |
| phstx-20181227_def.xml | 28208 | 2019-01-18 08:18:47 |
| phstx-20181227_lab.xml | 117652 | 2019-01-18 08:18:47 |
| phstx-20181227_pre.xml | 59050 | 2019-01-18 08:18:47 |
| R1.htm | 113385 | 2019-01-18 08:18:47 |
| R8.htm | 243571 | 2019-01-18 08:18:47 |
| report.css | 2767 | 2019-01-18 08:18:47 |
| Show.js | 1085 | 2019-01-18 08:18:47 |