Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001144204-13-012708-index-headers.html | 2013-03-04 17:05:38 | |
| 0001144204-13-012708-index.html | 2013-03-04 17:05:38 | |
| 0001144204-13-012708.txt | 2013-03-04 17:05:38 | |
 0001144204-13-012708-xbrl.zip | 127895 | 2013-03-04 17:05:38 |
| FilingSummary.xml | 27232 | 2013-03-04 17:05:38 |
| Financial_Report.xls | 1255809 | 2013-03-04 17:05:38 |
| nephd-20121231.xml | 1268895 | 2013-03-04 17:05:38 |
| nephd-20121231.xsd | 51679 | 2013-03-04 17:05:38 |
| nephd-20121231_cal.xml | 53494 | 2013-03-04 17:05:38 |
| nephd-20121231_def.xml | 155963 | 2013-03-04 17:05:38 |
| nephd-20121231_lab.xml | 409654 | 2013-03-04 17:05:38 |
| nephd-20121231_pre.xml | 318455 | 2013-03-04 17:05:38 |
| R1.htm | 37261 | 2013-03-04 17:05:38 |
| R10.htm | 22657 | 2013-03-04 17:05:38 |
| R11.htm | 48954 | 2013-03-04 17:05:38 |
| R12.htm | 32236 | 2013-03-04 17:05:38 |
| R13.htm | 66209 | 2013-03-04 17:05:38 |
| R14.htm | 266559 | 2013-03-04 17:05:38 |
| R15.htm | 13556 | 2013-03-04 17:05:38 |
| R16.htm | 61064 | 2013-03-04 17:05:38 |
| R17.htm | 11240 | 2013-03-04 17:05:38 |
| R18.htm | 11682 | 2013-03-04 17:05:38 |
| R19.htm | 141117 | 2013-03-04 17:05:38 |
| R2.htm | 100071 | 2013-03-04 17:05:38 |
| R20.htm | 14945 | 2013-03-04 17:05:38 |
| R21.htm | 18530 | 2013-03-04 17:05:38 |
| R22.htm | 21603 | 2013-03-04 17:05:38 |
| R23.htm | 44440 | 2013-03-04 17:05:38 |
| R24.htm | 30305 | 2013-03-04 17:05:38 |
| R25.htm | 60840 | 2013-03-04 17:05:38 |
| R26.htm | 211425 | 2013-03-04 17:05:38 |
| R27.htm | 40762 | 2013-03-04 17:05:38 |
| R28.htm | 4993 | 2013-03-04 17:05:38 |
| R29.htm | 87989 | 2013-03-04 17:05:38 |
| R3.htm | 35395 | 2013-03-04 17:05:38 |
| R30.htm | 10135 | 2013-03-04 17:05:38 |
| R31.htm | 14524 | 2013-03-04 17:05:38 |
| R32.htm | 16494 | 2013-03-04 17:05:38 |
| R33.htm | 13146 | 2013-03-04 17:05:38 |
| R34.htm | 28493 | 2013-03-04 17:05:38 |
| R35.htm | 24246 | 2013-03-04 17:05:38 |
| R36.htm | 11746 | 2013-03-04 17:05:38 |
| R37.htm | 28237 | 2013-03-04 17:05:38 |
| R38.htm | 28190 | 2013-03-04 17:05:38 |
| R39.htm | 72965 | 2013-03-04 17:05:38 |
| R4.htm | 75014 | 2013-03-04 17:05:38 |
| R40.htm | 129693 | 2013-03-04 17:05:38 |
| R41.htm | 22482 | 2013-03-04 17:05:38 |
| R42.htm | 35338 | 2013-03-04 17:05:38 |
| R43.htm | 30187 | 2013-03-04 17:05:38 |
| R44.htm | 20297 | 2013-03-04 17:05:38 |
| R45.htm | 21813 | 2013-03-04 17:05:38 |
| R46.htm | 15224 | 2013-03-04 17:05:38 |
| R47.htm | 83195 | 2013-03-04 17:05:38 |
| R48.htm | 12508 | 2013-03-04 17:05:38 |
| R49.htm | 10296 | 2013-03-04 17:05:38 |
| R5.htm | 62863 | 2013-03-04 17:05:38 |
| R50.htm | 37116 | 2013-03-04 17:05:38 |
| R6.htm | 136225 | 2013-03-04 17:05:38 |
| R7.htm | 13589 | 2013-03-04 17:05:38 |
| R8.htm | 66345 | 2013-03-04 17:05:38 |
| R9.htm | 21138 | 2013-03-04 17:05:38 |
| report.css | 2721 | 2013-03-04 17:05:38 |
| Show.js | 6423 | 2013-03-04 17:05:38 |
| v336585_10k.htm | 849140 | 2013-03-04 17:05:38 |
| v336585_ex23-1.htm | 2699 | 2013-03-04 17:05:38 |
| v336585_ex31-1.htm | 11223 | 2013-03-04 17:05:38 |
| v336585_ex31-2.htm | 11293 | 2013-03-04 17:05:38 |
| v336585_ex32-1.htm | 4354 | 2013-03-04 17:05:38 |
| v336585_ex32-2.htm | 4306 | 2013-03-04 17:05:38 |