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| 0001140361-19-014457-index.html | 2019-08-07 14:31:22 | |
| 0001140361-19-014457.txt | 2019-08-07 14:31:22 | |
 0001140361-19-014457-xbrl.zip | 264118 | 2019-08-07 14:31:22 |
| exhibit31_1.htm | 7491 | 2019-08-07 14:31:22 |
| exhibit31_2.htm | 7289 | 2019-08-07 14:31:22 |
| exhibit32_1.htm | 5122 | 2019-08-07 14:31:22 |
| exhibit32_2.htm | 4944 | 2019-08-07 14:31:22 |
| FilingSummary.xml | 30267 | 2019-08-07 14:31:22 |
| Financial_Report.xlsx | 85798 | 2019-08-07 14:31:22 |
| fnrn-20190630.xml | 3055730 | 2019-08-07 14:31:22 |
| fnrn-20190630.xsd | 46788 | 2019-08-07 14:31:22 |
| fnrn-20190630_cal.xml | 90581 | 2019-08-07 14:31:22 |
| fnrn-20190630_def.xml | 298347 | 2019-08-07 14:31:22 |
| fnrn-20190630_lab.xml | 859057 | 2019-08-07 14:31:22 |
| fnrn-20190630_pre.xml | 511517 | 2019-08-07 14:31:22 |
| form10q.htm | 2446696 | 2019-08-07 14:31:22 |
| R1.htm | 34201 | 2019-08-07 14:31:22 |
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| report.css | 2767 | 2019-08-07 14:31:22 |
| Show.js | 1085 | 2019-08-07 14:31:22 |