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|---|---|---|
 0000080249-20-000006-index-headers.html | 2020-03-12 09:03:09 | |
| 0000080249-20-000006-index.html | 2020-03-12 09:03:09 | |
| 0000080249-20-000006.txt | 2020-03-12 09:03:09 | |
 0000080249-20-000006-xbrl.zip | 41335 | 2020-03-12 09:03:09 |
 BarChart1.png | 30134 | 2020-03-12 09:03:09 |
| FilingSummary.xml | 3599 | 2020-03-12 09:03:09 |
 img_16c98f349c0b4.jpg | 2062 | 2020-03-12 09:03:09 |
 img_fdf3c882bfc84.jpg | 2345 | 2020-03-12 09:03:09 |
| nifxbrl-102201114.htm | 50398 | 2020-03-12 09:03:09 |
| R1.htm | 18267 | 2020-03-12 09:03:09 |
| R2.htm | 133393 | 2020-03-12 09:03:09 |
| R8.htm | 232865 | 2020-03-12 09:03:09 |
| R9.htm | 7497 | 2020-03-12 09:03:09 |
| report.css | 2767 | 2020-03-12 09:03:09 |
| Show.js | 1085 | 2020-03-12 09:03:09 |
| trpnifi-20200227.xml | 69636 | 2020-03-12 09:03:09 |
| trpnifi-20200227.xsd | 8706 | 2020-03-12 09:03:09 |
| trpnifi-20200227_cal.xml | 4763 | 2020-03-12 09:03:09 |
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| trpnifi-20200227_lab.xml | 152890 | 2020-03-12 09:03:09 |
| trpnifi-20200227_pre.xml | 170991 | 2020-03-12 09:03:09 |