Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001564590-21-025005-index-headers.html | 2021-05-06 16:21:28 | |
| 0001564590-21-025005-index.html | 2021-05-06 16:21:28 | |
| 0001564590-21-025005.txt | 2021-05-06 16:21:28 | |
 0001564590-21-025005-xbrl.zip | 170277 | 2021-05-06 16:21:28 |
| FilingSummary.xml | 30276 | 2021-05-06 16:21:28 |
| Financial_Report.xlsx | 67487 | 2021-05-06 16:21:28 |
| MetaLinks.json | 484801 | 2021-05-06 16:21:28 |
| phx-10q_20210331.htm | 2921852 | 2021-05-06 16:21:28 |
| phx-10q_20210331_htm.xml | 1403635 | 2021-05-06 16:21:28 |
| phx-20210331.xsd | 52032 | 2021-05-06 16:21:28 |
| phx-20210331_cal.xml | 52970 | 2021-05-06 16:21:28 |
| phx-20210331_def.xml | 138285 | 2021-05-06 16:21:28 |
| phx-20210331_lab.xml | 348787 | 2021-05-06 16:21:28 |
| phx-20210331_pre.xml | 260367 | 2021-05-06 16:21:28 |
| phx-ex311_6.htm | 16194 | 2021-05-06 16:21:28 |
| phx-ex312_10.htm | 16205 | 2021-05-06 16:21:28 |
| phx-ex321_9.htm | 6578 | 2021-05-06 16:21:28 |
| phx-ex322_7.htm | 6599 | 2021-05-06 16:21:28 |
| R1.htm | 55431 | 2021-05-06 16:21:28 |
| R10.htm | 10886 | 2021-05-06 16:21:28 |
| R11.htm | 5632 | 2021-05-06 16:21:28 |
| R12.htm | 9094 | 2021-05-06 16:21:28 |
| R13.htm | 5799 | 2021-05-06 16:21:28 |
| R14.htm | 64406 | 2021-05-06 16:21:28 |
| R15.htm | 44022 | 2021-05-06 16:21:28 |
| R16.htm | 203777 | 2021-05-06 16:21:28 |
| R17.htm | 85641 | 2021-05-06 16:21:28 |
| R18.htm | 6641 | 2021-05-06 16:21:28 |
| R19.htm | 11555 | 2021-05-06 16:21:28 |
| R2.htm | 92569 | 2021-05-06 16:21:28 |
| R20.htm | 14854 | 2021-05-06 16:21:28 |
| R21.htm | 129565 | 2021-05-06 16:21:28 |
| R22.htm | 65351 | 2021-05-06 16:21:28 |
| R23.htm | 33092 | 2021-05-06 16:21:28 |
| R24.htm | 206157 | 2021-05-06 16:21:28 |
| R25.htm | 83651 | 2021-05-06 16:21:28 |
| R26.htm | 27816 | 2021-05-06 16:21:28 |
| R27.htm | 23509 | 2021-05-06 16:21:28 |
| R28.htm | 29472 | 2021-05-06 16:21:28 |
| R29.htm | 41125 | 2021-05-06 16:21:28 |
| R3.htm | 13552 | 2021-05-06 16:21:28 |
| R30.htm | 5414 | 2021-05-06 16:21:28 |
| R31.htm | 13247 | 2021-05-06 16:21:28 |
| R32.htm | 9861 | 2021-05-06 16:21:28 |
| R33.htm | 11884 | 2021-05-06 16:21:28 |
| R34.htm | 16064 | 2021-05-06 16:21:28 |
| R35.htm | 58319 | 2021-05-06 16:21:28 |
| R36.htm | 35061 | 2021-05-06 16:21:28 |
| R37.htm | 5265 | 2021-05-06 16:21:28 |
| R38.htm | 20346 | 2021-05-06 16:21:28 |
| R39.htm | 24494 | 2021-05-06 16:21:28 |
| R4.htm | 74250 | 2021-05-06 16:21:28 |
| R40.htm | 10941 | 2021-05-06 16:21:28 |
| R41.htm | 7350 | 2021-05-06 16:21:28 |
| R42.htm | 4757 | 2021-05-06 16:21:28 |
| R43.htm | 67883 | 2021-05-06 16:21:28 |
| R5.htm | 71585 | 2021-05-06 16:21:28 |
| R6.htm | 4584 | 2021-05-06 16:21:28 |
| R7.htm | 96484 | 2021-05-06 16:21:28 |
| R8.htm | 13899 | 2021-05-06 16:21:28 |
| R9.htm | 140669 | 2021-05-06 16:21:28 |
| report.css | 2767 | 2021-05-06 16:21:28 |
| Show.js | 1085 | 2021-05-06 16:21:28 |