Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001564590-19-002307-index-headers.html | 2019-02-07 16:54:25 | |
| 0001564590-19-002307-index.html | 2019-02-07 16:54:25 | |
| 0001564590-19-002307.txt | 2019-02-07 16:54:25 | |
 0001564590-19-002307-xbrl.zip | 80004 | 2019-02-07 16:54:25 |
| FilingSummary.xml | 23842 | 2019-02-07 16:54:25 |
| Financial_Report.xlsx | 45186 | 2019-02-07 16:54:25 |
| phx-10q_20181231.htm | 1415845 | 2019-02-07 16:54:25 |
| phx-20181231.xml | 616405 | 2019-02-07 16:54:25 |
| phx-20181231.xsd | 41486 | 2019-02-07 16:54:25 |
| phx-20181231_cal.xml | 43075 | 2019-02-07 16:54:25 |
| phx-20181231_def.xml | 102782 | 2019-02-07 16:54:25 |
| phx-20181231_lab.xml | 276589 | 2019-02-07 16:54:25 |
| phx-20181231_pre.xml | 198286 | 2019-02-07 16:54:25 |
| phx-ex311_7.htm | 16228 | 2019-02-07 16:54:25 |
| phx-ex312_8.htm | 16213 | 2019-02-07 16:54:25 |
| phx-ex321_9.htm | 6713 | 2019-02-07 16:54:25 |
| phx-ex322_6.htm | 6685 | 2019-02-07 16:54:25 |
| R1.htm | 25618 | 2019-02-07 16:54:25 |
| R10.htm | 6874 | 2019-02-07 16:54:25 |
| R11.htm | 4766 | 2019-02-07 16:54:25 |
| R12.htm | 7267 | 2019-02-07 16:54:25 |
| R13.htm | 6430 | 2019-02-07 16:54:25 |
| R14.htm | 42601 | 2019-02-07 16:54:25 |
| R15.htm | 10068 | 2019-02-07 16:54:25 |
| R16.htm | 122596 | 2019-02-07 16:54:25 |
| R17.htm | 40877 | 2019-02-07 16:54:25 |
| R18.htm | 14110 | 2019-02-07 16:54:25 |
| R19.htm | 15618 | 2019-02-07 16:54:25 |
| R2.htm | 80800 | 2019-02-07 16:54:25 |
| R20.htm | 40080 | 2019-02-07 16:54:25 |
| R21.htm | 122386 | 2019-02-07 16:54:25 |
| R22.htm | 37112 | 2019-02-07 16:54:25 |
| R23.htm | 15007 | 2019-02-07 16:54:25 |
| R24.htm | 11147 | 2019-02-07 16:54:25 |
| R25.htm | 4986 | 2019-02-07 16:54:25 |
| R26.htm | 30911 | 2019-02-07 16:54:25 |
| R27.htm | 5411 | 2019-02-07 16:54:25 |
| R28.htm | 29919 | 2019-02-07 16:54:25 |
| R29.htm | 9091 | 2019-02-07 16:54:25 |
| R3.htm | 10784 | 2019-02-07 16:54:25 |
| R30.htm | 11922 | 2019-02-07 16:54:25 |
| R31.htm | 19472 | 2019-02-07 16:54:25 |
| R32.htm | 62929 | 2019-02-07 16:54:25 |
| R33.htm | 11562 | 2019-02-07 16:54:25 |
| R34.htm | 25529 | 2019-02-07 16:54:25 |
| R35.htm | 10932 | 2019-02-07 16:54:25 |
| R4.htm | 54793 | 2019-02-07 16:54:25 |
| R5.htm | 43310 | 2019-02-07 16:54:25 |
| R6.htm | 4449 | 2019-02-07 16:54:25 |
| R7.htm | 88328 | 2019-02-07 16:54:25 |
| R8.htm | 11290 | 2019-02-07 16:54:25 |
| R9.htm | 28372 | 2019-02-07 16:54:25 |
| report.css | 2767 | 2019-02-07 16:54:25 |
| Show.js | 1085 | 2019-02-07 16:54:25 |