Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001144204-15-030158-index-headers.html | 2015-05-13 16:16:14 | |
| 0001144204-15-030158-index.html | 2015-05-13 16:16:14 | |
| 0001144204-15-030158.txt | 2015-05-13 16:16:14 | |
 0001144204-15-030158-xbrl.zip | 89328 | 2015-05-13 16:16:14 |
| FilingSummary.xml | 13958 | 2015-05-13 16:16:14 |
| Financial_Report.xls | 365713 | 2015-05-13 16:16:14 |
| Financial_Report.xlsx | 71685 | 2015-05-13 16:16:14 |
| prph-20150331.xml | 379437 | 2015-05-13 16:16:14 |
| prph-20150331.xsd | 35360 | 2015-05-13 16:16:14 |
| prph-20150331_cal.xml | 27042 | 2015-05-13 16:16:14 |
| prph-20150331_def.xml | 167089 | 2015-05-13 16:16:14 |
| prph-20150331_lab.xml | 251045 | 2015-05-13 16:16:14 |
| prph-20150331_pre.xml | 196545 | 2015-05-13 16:16:14 |
| R1.htm | 29538 | 2015-05-13 16:16:14 |
| R10.htm | 9186 | 2015-05-13 16:16:14 |
| R11.htm | 27895 | 2015-05-13 16:16:14 |
| R12.htm | 13327 | 2015-05-13 16:16:14 |
| R13.htm | 39863 | 2015-05-13 16:16:14 |
| R14.htm | 124275 | 2015-05-13 16:16:14 |
| R15.htm | 19744 | 2015-05-13 16:16:14 |
| R16.htm | 23165 | 2015-05-13 16:16:14 |
| R17.htm | 35915 | 2015-05-13 16:16:14 |
| R18.htm | 16234 | 2015-05-13 16:16:14 |
| R19.htm | 80470 | 2015-05-13 16:16:14 |
| R2.htm | 80186 | 2015-05-13 16:16:14 |
| R20.htm | 106562 | 2015-05-13 16:16:14 |
| R21.htm | 17225 | 2015-05-13 16:16:14 |
| R22.htm | 30017 | 2015-05-13 16:16:14 |
| R23.htm | 20110 | 2015-05-13 16:16:14 |
| R24.htm | 24230 | 2015-05-13 16:16:14 |
| R25.htm | 36627 | 2015-05-13 16:16:14 |
| R26.htm | 12111 | 2015-05-13 16:16:14 |
| R3.htm | 18310 | 2015-05-13 16:16:14 |
| R4.htm | 53638 | 2015-05-13 16:16:14 |
| R5.htm | 24938 | 2015-05-13 16:16:14 |
| R6.htm | 72869 | 2015-05-13 16:16:14 |
| R7.htm | 11886 | 2015-05-13 16:16:14 |
| R8.htm | 65313 | 2015-05-13 16:16:14 |
| R9.htm | 30902 | 2015-05-13 16:16:14 |
| report.css | 2740 | 2015-05-13 16:16:14 |
| Show.js | 1410 | 2015-05-13 16:16:14 |
| v409474_10q.htm | 275256 | 2015-05-13 16:16:14 |
| v409474_ex31-1.htm | 10847 | 2015-05-13 16:16:14 |
| v409474_ex31-2.htm | 10694 | 2015-05-13 16:16:14 |
| v409474_ex32-1.htm | 5138 | 2015-05-13 16:16:14 |
| v409474_ex32-2.htm | 5042 | 2015-05-13 16:16:14 |