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|---|---|---|
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| 0000741508-13-000017-index.html | 2013-05-08 17:10:40 | |
| 0000741508-13-000017.txt | 2013-05-08 17:10:40 | |
 0000741508-13-000017-xbrl.zip | 156113 | 2013-05-08 17:10:40 |
| exhibit10-1.htm | 58622 | 2013-05-08 17:10:40 |
| exhibit10-2.htm | 40407 | 2013-05-08 17:10:40 |
| exhibit12-1.htm | 124538 | 2013-05-08 17:10:40 |
| exhibit12-2.htm | 133184 | 2013-05-08 17:10:40 |
| exhibit12-3.htm | 122548 | 2013-05-08 17:10:40 |
| exhibit31-1.htm | 12904 | 2013-05-08 17:10:40 |
| exhibit31-2.htm | 13520 | 2013-05-08 17:10:40 |
| exhibit31-3.htm | 12467 | 2013-05-08 17:10:40 |
| exhibit31-4.htm | 13150 | 2013-05-08 17:10:40 |
| exhibit31-5.htm | 13045 | 2013-05-08 17:10:40 |
| exhibit31-6.htm | 13052 | 2013-05-08 17:10:40 |
| exhibit32-1.htm | 7463 | 2013-05-08 17:10:40 |
| exhibit32-2.htm | 8992 | 2013-05-08 17:10:40 |
| exhibit32-3.htm | 9006 | 2013-05-08 17:10:40 |
| exhibit32-4.htm | 8010 | 2013-05-08 17:10:40 |
| exhibit32-5.htm | 7899 | 2013-05-08 17:10:40 |
| exhibit32-6.htm | 8218 | 2013-05-08 17:10:40 |
| FilingSummary.xml | 18754 | 2013-05-08 17:10:40 |
| Financial_Report.xls | 1251107 | 2013-05-08 17:10:40 |
| form10-Q.htm | 4071898 | 2013-05-08 17:10:40 |
| nve-20130331.xml | 1554503 | 2013-05-08 17:10:40 |
| nve-20130331.xsd | 60913 | 2013-05-08 17:10:40 |
| nve-20130331_cal.xml | 95086 | 2013-05-08 17:10:40 |
| nve-20130331_def.xml | 325603 | 2013-05-08 17:10:40 |
| nve-20130331_lab.xml | 449413 | 2013-05-08 17:10:40 |
| nve-20130331_pre.xml | 378795 | 2013-05-08 17:10:40 |
| R1.htm | 37645 | 2013-05-08 17:10:40 |
| R10.htm | 115840 | 2013-05-08 17:10:40 |
| R11.htm | 106055 | 2013-05-08 17:10:40 |
| R12.htm | 148976 | 2013-05-08 17:10:40 |
| R13.htm | 15986 | 2013-05-08 17:10:40 |
| R14.htm | 78202 | 2013-05-08 17:10:40 |
| R15.htm | 45684 | 2013-05-08 17:10:40 |
| R16.htm | 23534 | 2013-05-08 17:10:40 |
| R17.htm | 45110 | 2013-05-08 17:10:40 |
| R18.htm | 30548 | 2013-05-08 17:10:40 |
| R19.htm | 109292 | 2013-05-08 17:10:40 |
| R2.htm | 162253 | 2013-05-08 17:10:40 |
| R20.htm | 95381 | 2013-05-08 17:10:40 |
| R21.htm | 150799 | 2013-05-08 17:10:40 |
| R22.htm | 67316 | 2013-05-08 17:10:40 |
| R23.htm | 11503 | 2013-05-08 17:10:40 |
| R24.htm | 42235 | 2013-05-08 17:10:40 |
| R25.htm | 58358 | 2013-05-08 17:10:40 |
| R26.htm | 39123 | 2013-05-08 17:10:40 |
| R27.htm | 42363 | 2013-05-08 17:10:40 |
| R28.htm | 5854 | 2013-05-08 17:10:40 |
| R29.htm | 87108 | 2013-05-08 17:10:40 |
| R3.htm | 18818 | 2013-05-08 17:10:40 |
| R30.htm | 7629 | 2013-05-08 17:10:40 |
| R31.htm | 62457 | 2013-05-08 17:10:40 |
| R32.htm | 14763 | 2013-05-08 17:10:40 |
| R33.htm | 42855 | 2013-05-08 17:10:40 |
| R34.htm | 61125 | 2013-05-08 17:10:40 |
| R35.htm | 36810 | 2013-05-08 17:10:40 |
| R4.htm | 190629 | 2013-05-08 17:10:40 |
| R5.htm | 30498 | 2013-05-08 17:10:40 |
| R6.htm | 169172 | 2013-05-08 17:10:40 |
| R7.htm | 57788 | 2013-05-08 17:10:40 |
| R8.htm | 8866 | 2013-05-08 17:10:40 |
| R9.htm | 15967 | 2013-05-08 17:10:40 |
| report.css | 2721 | 2013-05-08 17:10:40 |
| Show.js | 6423 | 2013-05-08 17:10:40 |
 x0x0.gif | 3361 | 2013-05-08 17:10:40 |