Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001111711-20-000009-index-headers.html | 2020-02-26 20:34:36 | |
| 0001111711-20-000009-index.html | 2020-02-26 20:34:36 | |
| 0001111711-20-000009.txt | 2020-02-26 20:34:36 | |
 0001111711-20-000009-xbrl.zip | 31149 | 2020-02-26 20:34:36 |
| a8-kheaderq42019.htm | 83300 | 2020-02-26 20:34:36 |
| a8-kheaderq42019_htm.xml | 6576 | 2020-02-26 20:34:36 |
| FilingSummary.xml | 1832 | 2020-02-26 20:34:36 |
| Financial_Report.xlsx | 5949 | 2020-02-26 20:34:36 |
| MetaLinks.json | 22886 | 2020-02-26 20:34:36 |
| ni-ex99120191231.htm | 142386 | 2020-02-26 20:34:36 |
 nierheadera27.jpg | 803736 | 2020-02-26 20:34:36 |
| nix-20200226.xsd | 4602 | 2020-02-26 20:34:36 |
| nix-20200226_cal.xml | 643 | 2020-02-26 20:34:36 |
| nix-20200226_def.xml | 16903 | 2020-02-26 20:34:36 |
| nix-20200226_lab.xml | 35027 | 2020-02-26 20:34:36 |
| nix-20200226_pre.xml | 18340 | 2020-02-26 20:34:36 |
| R1.htm | 42891 | 2020-02-26 20:34:36 |
| report.css | 2767 | 2020-02-26 20:34:36 |
| Show.js | 1084 | 2020-02-26 20:34:36 |