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| 0001493152-18-012358-index.html | 2018-08-20 16:46:32 | |
| 0001493152-18-012358.txt | 2018-08-20 16:46:32 | |
 0001493152-18-012358-xbrl.zip | 99683 | 2018-08-20 16:46:32 |
| ex31-1.htm | 19659 | 2018-08-20 16:46:32 |
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| ex32-1.htm | 8466 | 2018-08-20 16:46:32 |
| ex32-2.htm | 8285 | 2018-08-20 16:46:32 |
| FilingSummary.xml | 21219 | 2018-08-20 16:46:32 |
| Financial_Report.xlsx | 58386 | 2018-08-20 16:46:32 |
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| prph-20170630.xml | 482740 | 2018-08-20 16:46:32 |
| prph-20170630.xsd | 38979 | 2018-08-20 16:46:32 |
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| R1.htm | 33000 | 2018-08-20 16:46:32 |
| R10.htm | 30628 | 2018-08-20 16:46:32 |
| R11.htm | 8380 | 2018-08-20 16:46:32 |
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| R18.htm | 9857 | 2018-08-20 16:46:32 |
| R19.htm | 30944 | 2018-08-20 16:46:32 |
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| R27.htm | 32993 | 2018-08-20 16:46:32 |
| R28.htm | 92971 | 2018-08-20 16:46:32 |
| R29.htm | 20881 | 2018-08-20 16:46:32 |
| R3.htm | 19420 | 2018-08-20 16:46:32 |
| R30.htm | 9962 | 2018-08-20 16:46:32 |
| R31.htm | 12308 | 2018-08-20 16:46:32 |
| R32.htm | 6820 | 2018-08-20 16:46:32 |
| R4.htm | 70449 | 2018-08-20 16:46:32 |
| R5.htm | 30907 | 2018-08-20 16:46:32 |
| R6.htm | 70425 | 2018-08-20 16:46:32 |
| R7.htm | 13469 | 2018-08-20 16:46:32 |
| R8.htm | 51012 | 2018-08-20 16:46:32 |
| R9.htm | 42771 | 2018-08-20 16:46:32 |
| report.css | 2767 | 2018-08-20 16:46:32 |
| Show.js | 1410 | 2018-08-20 16:46:32 |