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|---|---|---|
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| 0000741508-12-000026-index.html | 2012-05-08 15:16:31 | |
| 0000741508-12-000026.txt | 2012-05-08 15:16:31 | |
 0000741508-12-000026-xbrl.zip | 156685 | 2012-05-08 15:16:31 |
| exhibit10-1.htm | 1627068 | 2012-05-08 15:16:31 |
| exhibit10-2.htm | 1586333 | 2012-05-08 15:16:31 |
| exhibit12-1.htm | 137606 | 2012-05-08 15:16:31 |
| exhibit12-2.htm | 135407 | 2012-05-08 15:16:31 |
| exhibit12-3.htm | 124326 | 2012-05-08 15:16:31 |
| exhibit31-1.htm | 12682 | 2012-05-08 15:16:31 |
| exhibit31-2.htm | 13298 | 2012-05-08 15:16:31 |
| exhibit31-3.htm | 12245 | 2012-05-08 15:16:31 |
| exhibit31-4.htm | 12490 | 2012-05-08 15:16:31 |
| exhibit31-5.htm | 12391 | 2012-05-08 15:16:31 |
| exhibit31-6.htm | 12398 | 2012-05-08 15:16:31 |
| exhibit32-1.htm | 7236 | 2012-05-08 15:16:31 |
| exhibit32-3.htm | 8779 | 2012-05-08 15:16:31 |
| exhibit32-4.htm | 7351 | 2012-05-08 15:16:31 |
| exhibit32-5.htm | 7240 | 2012-05-08 15:16:31 |
| exhibit32-6.htm | 7462 | 2012-05-08 15:16:31 |
| exhibit32.2.htm | 8765 | 2012-05-08 15:16:31 |
| FilingSummary.xml | 18455 | 2012-05-08 15:16:31 |
| Financial_Report.xls | 911863 | 2012-05-08 15:16:31 |
| form10-Q.htm | 3598288 | 2012-05-08 15:16:31 |
| nve-20120331.xml | 1128955 | 2012-05-08 15:16:31 |
| nve-20120331.xsd | 59884 | 2012-05-08 15:16:31 |
| nve-20120331_cal.xml | 94864 | 2012-05-08 15:16:31 |
| nve-20120331_def.xml | 360443 | 2012-05-08 15:16:31 |
| nve-20120331_lab.xml | 505972 | 2012-05-08 15:16:31 |
| nve-20120331_pre.xml | 411031 | 2012-05-08 15:16:31 |
| R1.htm | 45108 | 2012-05-08 15:16:31 |
| R10.htm | 116006 | 2012-05-08 15:16:31 |
| R11.htm | 78363 | 2012-05-08 15:16:31 |
| R12.htm | 50015 | 2012-05-08 15:16:31 |
| R13.htm | 17445 | 2012-05-08 15:16:31 |
| R14.htm | 76389 | 2012-05-08 15:16:31 |
| R15.htm | 28548 | 2012-05-08 15:16:31 |
| R16.htm | 45646 | 2012-05-08 15:16:31 |
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| R18.htm | 30190 | 2012-05-08 15:16:31 |
| R19.htm | 109055 | 2012-05-08 15:16:31 |
| R2.htm | 162079 | 2012-05-08 15:16:31 |
| R20.htm | 67421 | 2012-05-08 15:16:31 |
| R21.htm | 30770 | 2012-05-08 15:16:31 |
| R22.htm | 67268 | 2012-05-08 15:16:31 |
| R23.htm | 10023 | 2012-05-08 15:16:31 |
| R24.htm | 42854 | 2012-05-08 15:16:31 |
| R25.htm | 59074 | 2012-05-08 15:16:31 |
| R26.htm | 39340 | 2012-05-08 15:16:31 |
| R27.htm | 28720 | 2012-05-08 15:16:31 |
| R28.htm | 51360 | 2012-05-08 15:16:31 |
| R29.htm | 41154 | 2012-05-08 15:16:31 |
| R3.htm | 20544 | 2012-05-08 15:16:31 |
| R30.htm | 7629 | 2012-05-08 15:16:31 |
| R31.htm | 56077 | 2012-05-08 15:16:31 |
| R32.htm | 8005 | 2012-05-08 15:16:31 |
| R33.htm | 38785 | 2012-05-08 15:16:31 |
| R34.htm | 61119 | 2012-05-08 15:16:31 |
| R35.htm | 19803 | 2012-05-08 15:16:31 |
| R4.htm | 199490 | 2012-05-08 15:16:31 |
| R5.htm | 27753 | 2012-05-08 15:16:31 |
| R6.htm | 188192 | 2012-05-08 15:16:31 |
| R7.htm | 60295 | 2012-05-08 15:16:31 |
| R8.htm | 10378 | 2012-05-08 15:16:31 |
| R9.htm | 16735 | 2012-05-08 15:16:31 |
| report.css | 2721 | 2012-05-08 15:16:31 |
| Show.js | 6423 | 2012-05-08 15:16:31 |