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| 0000950123-10-071671-index.html | 2010-08-03 13:32:06 | |
| 0000950123-10-071671.txt | 2010-08-03 13:32:06 | |
 0000950123-10-071671-xbrl.zip | 99592 | 2010-08-03 13:32:06 |
| c58911e10vq.htm | 774014 | 2010-08-03 13:32:06 |
| c58911exv31w1.htm | 8988 | 2010-08-03 13:32:06 |
| c58911exv31w2.htm | 9059 | 2010-08-03 13:32:06 |
| c58911exv32w1.htm | 3137 | 2010-08-03 13:32:06 |
| c58911exv32w2.htm | 3302 | 2010-08-03 13:32:06 |
| defnref.xml | 40120 | 2010-08-03 13:32:06 |
| FilingSummary.xml | 13854 | 2010-08-03 13:32:06 |
| Financial_Report.xls | 515974 | 2010-08-03 13:32:06 |
| ni-20100630.xml | 599785 | 2010-08-03 13:32:06 |
| ni-20100630.xsd | 19094 | 2010-08-03 13:32:06 |
| ni-20100630_cal.xml | 77613 | 2010-08-03 13:32:06 |
| ni-20100630_lab.xml | 222269 | 2010-08-03 13:32:06 |
| ni-20100630_pre.xml | 130409 | 2010-08-03 13:32:06 |
| R1.xml | 55345 | 2010-08-03 13:32:06 |
| R10.xml | 22483 | 2010-08-03 13:32:06 |
| R11.xml | 9640 | 2010-08-03 13:32:06 |
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| R17.xml | 22335 | 2010-08-03 13:32:06 |
| R18.xml | 15684 | 2010-08-03 13:32:06 |
| R19.xml | 11989 | 2010-08-03 13:32:06 |
| R2.xml | 167827 | 2010-08-03 13:32:06 |
| R20.xml | 35005 | 2010-08-03 13:32:06 |
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| R24.xml | 14949 | 2010-08-03 13:32:06 |
| R25.xml | 59700 | 2010-08-03 13:32:06 |
| R26.xml | 18357 | 2010-08-03 13:32:06 |
| R27.xml | 46590 | 2010-08-03 13:32:06 |
| R28.xml | 16957 | 2010-08-03 13:32:06 |
| R3.xml | 234393 | 2010-08-03 13:32:06 |
| R4.xml | 23726 | 2010-08-03 13:32:06 |
| R5.xml | 184114 | 2010-08-03 13:32:06 |
| R6.xml | 46880 | 2010-08-03 13:32:06 |
| R7.xml | 11441 | 2010-08-03 13:32:06 |
| R8.xml | 13536 | 2010-08-03 13:32:06 |
| R9.xml | 17463 | 2010-08-03 13:32:06 |