Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001193125-13-185741-index-headers.html | 2013-04-30 12:41:02 | |
| 0001193125-13-185741-index.html | 2013-04-30 12:41:02 | |
| 0001193125-13-185741.txt | 2013-04-30 12:41:02 | |
 0001193125-13-185741-xbrl.zip | 125685 | 2013-04-30 12:41:02 |
| d526876dex231.htm | 2372 | 2013-04-30 12:41:02 |
| d526876dposam.htm | 1334820 | 2013-04-30 12:41:02 |
| FilingSummary.xml | 28415 | 2013-04-30 12:41:02 |
| Financial_Report.xls | 694278 | 2013-04-30 12:41:02 |
| ngnm-20121231.xml | 772012 | 2013-04-30 12:41:02 |
| ngnm-20121231.xsd | 55049 | 2013-04-30 12:41:02 |
| ngnm-20121231_cal.xml | 70053 | 2013-04-30 12:41:02 |
| ngnm-20121231_def.xml | 208538 | 2013-04-30 12:41:02 |
| ngnm-20121231_lab.xml | 452354 | 2013-04-30 12:41:02 |
| ngnm-20121231_pre.xml | 366734 | 2013-04-30 12:41:02 |
| R1.htm | 33592 | 2013-04-30 12:41:02 |
| R10.htm | 33476 | 2013-04-30 12:41:02 |
| R11.htm | 30177 | 2013-04-30 12:41:02 |
| R12.htm | 27580 | 2013-04-30 12:41:02 |
| R13.htm | 18371 | 2013-04-30 12:41:02 |
| R14.htm | 107876 | 2013-04-30 12:41:02 |
| R15.htm | 25780 | 2013-04-30 12:41:02 |
| R16.htm | 14611 | 2013-04-30 12:41:02 |
| R17.htm | 13920 | 2013-04-30 12:41:02 |
| R18.htm | 13011 | 2013-04-30 12:41:02 |
| R19.htm | 22965 | 2013-04-30 12:41:02 |
| R2.htm | 102331 | 2013-04-30 12:41:02 |
| R20.htm | 10394 | 2013-04-30 12:41:02 |
| R21.htm | 103715 | 2013-04-30 12:41:02 |
| R22.htm | 34514 | 2013-04-30 12:41:02 |
| R23.htm | 24434 | 2013-04-30 12:41:02 |
| R24.htm | 20927 | 2013-04-30 12:41:02 |
| R25.htm | 15418 | 2013-04-30 12:41:02 |
| R26.htm | 111952 | 2013-04-30 12:41:02 |
| R27.htm | 20927 | 2013-04-30 12:41:02 |
| R28.htm | 12501 | 2013-04-30 12:41:02 |
| R29.htm | 27488 | 2013-04-30 12:41:02 |
| R3.htm | 27087 | 2013-04-30 12:41:02 |
| R30.htm | 4775 | 2013-04-30 12:41:02 |
| R31.htm | 30962 | 2013-04-30 12:41:02 |
| R32.htm | 19710 | 2013-04-30 12:41:02 |
| R33.htm | 6577 | 2013-04-30 12:41:02 |
| R34.htm | 16674 | 2013-04-30 12:41:02 |
| R35.htm | 21693 | 2013-04-30 12:41:02 |
| R36.htm | 30167 | 2013-04-30 12:41:02 |
| R37.htm | 40407 | 2013-04-30 12:41:02 |
| R38.htm | 25495 | 2013-04-30 12:41:02 |
| R39.htm | 35607 | 2013-04-30 12:41:02 |
| R4.htm | 67239 | 2013-04-30 12:41:02 |
| R40.htm | 8412 | 2013-04-30 12:41:02 |
| R41.htm | 19421 | 2013-04-30 12:41:02 |
| R42.htm | 35796 | 2013-04-30 12:41:02 |
| R43.htm | 55108 | 2013-04-30 12:41:02 |
| R44.htm | 19419 | 2013-04-30 12:41:02 |
| R45.htm | 19411 | 2013-04-30 12:41:02 |
| R46.htm | 19421 | 2013-04-30 12:41:02 |
| R47.htm | 15543 | 2013-04-30 12:41:02 |
| R48.htm | 34513 | 2013-04-30 12:41:02 |
| R49.htm | 20078 | 2013-04-30 12:41:02 |
| R5.htm | 73235 | 2013-04-30 12:41:02 |
| R50.htm | 133432 | 2013-04-30 12:41:02 |
| R51.htm | 22934 | 2013-04-30 12:41:02 |
| R52.htm | 38116 | 2013-04-30 12:41:02 |
| R53.htm | 16406 | 2013-04-30 12:41:02 |
| R54.htm | 43276 | 2013-04-30 12:41:02 |
| R55.htm | 68467 | 2013-04-30 12:41:02 |
| R56.htm | 12333 | 2013-04-30 12:41:02 |
| R57.htm | 33008 | 2013-04-30 12:41:02 |
| R58.htm | 30944 | 2013-04-30 12:41:02 |
| R59.htm | 24506 | 2013-04-30 12:41:02 |
| R6.htm | 110554 | 2013-04-30 12:41:02 |
| R7.htm | 12681 | 2013-04-30 12:41:02 |
| R8.htm | 30644 | 2013-04-30 12:41:02 |
| R9.htm | 6649 | 2013-04-30 12:41:02 |
| report.css | 2721 | 2013-04-30 12:41:02 |
| Show.js | 6423 | 2013-04-30 12:41:02 |