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|---|---|---|
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| 0000949820-14-000015-index.html | 2014-10-20 07:16:31 | |
| 0000949820-14-000015.txt | 2014-10-20 07:16:31 | |
 0000949820-14-000015-xbrl.zip | 75910 | 2014-10-20 07:16:31 |
 BarChart1.jpg | 23486 | 2014-10-20 07:16:31 |
 BarChart2.jpg | 23116 | 2014-10-20 07:16:31 |
 BarChart3.jpg | 25876 | 2014-10-20 07:16:31 |
| FilingSummary.xml | 5530 | 2014-10-20 07:16:31 |
| Financial_Report.xls | 294174 | 2014-10-20 07:16:31 |
| Financial_Report.xlsx | 130665 | 2014-10-20 07:16:31 |
| nifxbrl-10220116.htm | 66098 | 2014-10-20 07:16:31 |
| R1.htm | 21448 | 2014-10-20 07:16:31 |
| R14.htm | 223487 | 2014-10-20 07:16:31 |
| R15.htm | 133816 | 2014-10-20 07:16:31 |
| R2.htm | 151279 | 2014-10-20 07:16:31 |
| R20.htm | 227453 | 2014-10-20 07:16:31 |
| R21.htm | 9662 | 2014-10-20 07:16:31 |
| R8.htm | 239899 | 2014-10-20 07:16:31 |
| R9.htm | 132688 | 2014-10-20 07:16:31 |
| report.css | 2740 | 2014-10-20 07:16:31 |
| Show.js | 1410 | 2014-10-20 07:16:31 |
| trpnifi-20140926.xml | 116232 | 2014-10-20 07:16:31 |
| trpnifi-20140926.xsd | 20891 | 2014-10-20 07:16:31 |
| trpnifi-20140926_cal.xml | 4841 | 2014-10-20 07:16:31 |
| trpnifi-20140926_def.xml | 711564 | 2014-10-20 07:16:31 |
| trpnifi-20140926_lab.xml | 150200 | 2014-10-20 07:16:31 |
| trpnifi-20140926_pre.xml | 482063 | 2014-10-20 07:16:31 |