Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001493152-20-015271-index-headers.html | 2020-08-11 17:00:14 | |
| 0001493152-20-015271-index.html | 2020-08-11 17:00:14 | |
| 0001493152-20-015271.txt | 2020-08-11 17:00:14 | |
 0001493152-20-015271-xbrl.zip | 101768 | 2020-08-11 17:00:14 |
| ex31-1.htm | 12058 | 2020-08-11 17:00:14 |
| ex31-2.htm | 11863 | 2020-08-11 17:00:14 |
| ex32-1.htm | 4943 | 2020-08-11 17:00:14 |
| ex32-2.htm | 5033 | 2020-08-11 17:00:14 |
| FilingSummary.xml | 25766 | 2020-08-11 17:00:14 |
| Financial_Report.xlsx | 70978 | 2020-08-11 17:00:14 |
| form10-q.htm | 470013 | 2020-08-11 17:00:14 |
| prph-20200630.xml | 540389 | 2020-08-11 17:00:14 |
| prph-20200630.xsd | 52110 | 2020-08-11 17:00:14 |
| prph-20200630_cal.xml | 51514 | 2020-08-11 17:00:14 |
| prph-20200630_def.xml | 143029 | 2020-08-11 17:00:14 |
| prph-20200630_lab.xml | 317370 | 2020-08-11 17:00:14 |
| prph-20200630_pre.xml | 213421 | 2020-08-11 17:00:14 |
| R1.htm | 29317 | 2020-08-11 17:00:14 |
| R10.htm | 13183 | 2020-08-11 17:00:14 |
| R11.htm | 21233 | 2020-08-11 17:00:14 |
| R12.htm | 8747 | 2020-08-11 17:00:14 |
| R13.htm | 9351 | 2020-08-11 17:00:14 |
| R14.htm | 17814 | 2020-08-11 17:00:14 |
| R15.htm | 7046 | 2020-08-11 17:00:14 |
| R16.htm | 7052 | 2020-08-11 17:00:14 |
| R17.htm | 6805 | 2020-08-11 17:00:14 |
| R18.htm | 120619 | 2020-08-11 17:00:14 |
| R19.htm | 48156 | 2020-08-11 17:00:14 |
| R2.htm | 85894 | 2020-08-11 17:00:14 |
| R20.htm | 11290 | 2020-08-11 17:00:14 |
| R21.htm | 11829 | 2020-08-11 17:00:14 |
| R22.htm | 8867 | 2020-08-11 17:00:14 |
| R23.htm | 7511 | 2020-08-11 17:00:14 |
| R24.htm | 82943 | 2020-08-11 17:00:14 |
| R25.htm | 15199 | 2020-08-11 17:00:14 |
| R26.htm | 10523 | 2020-08-11 17:00:14 |
| R27.htm | 16002 | 2020-08-11 17:00:14 |
| R28.htm | 8310 | 2020-08-11 17:00:14 |
| R29.htm | 10160 | 2020-08-11 17:00:14 |
| R3.htm | 19410 | 2020-08-11 17:00:14 |
| R30.htm | 7807 | 2020-08-11 17:00:14 |
| R31.htm | 24212 | 2020-08-11 17:00:14 |
| R32.htm | 68072 | 2020-08-11 17:00:14 |
| R33.htm | 38026 | 2020-08-11 17:00:14 |
| R34.htm | 4586 | 2020-08-11 17:00:14 |
| R35.htm | 20024 | 2020-08-11 17:00:14 |
| R36.htm | 16210 | 2020-08-11 17:00:14 |
| R37.htm | 12421 | 2020-08-11 17:00:14 |
| R38.htm | 6693 | 2020-08-11 17:00:14 |
| R39.htm | 23000 | 2020-08-11 17:00:14 |
| R4.htm | 65462 | 2020-08-11 17:00:14 |
| R40.htm | 16635 | 2020-08-11 17:00:14 |
| R5.htm | 37527 | 2020-08-11 17:00:14 |
| R6.htm | 4573 | 2020-08-11 17:00:14 |
| R7.htm | 67250 | 2020-08-11 17:00:14 |
| R8.htm | 7291 | 2020-08-11 17:00:14 |
| R9.htm | 82196 | 2020-08-11 17:00:14 |
| report.css | 2767 | 2020-08-11 17:00:14 |
| Show.js | 1085 | 2020-08-11 17:00:14 |