Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001140361-17-029895-index-headers.html | 2017-08-02 16:27:07 | |
| 0001140361-17-029895-index.html | 2017-08-02 16:27:07 | |
| 0001140361-17-029895.txt | 2017-08-02 16:27:07 | |
 0001140361-17-029895-xbrl.zip | 220374 | 2017-08-02 16:27:07 |
| exhibit31_1.htm | 9235 | 2017-08-02 16:27:07 |
| exhibit31_2.htm | 9069 | 2017-08-02 16:27:07 |
| exhibit32_1.htm | 6301 | 2017-08-02 16:27:07 |
| exhibit32_2.htm | 6170 | 2017-08-02 16:27:07 |
| FilingSummary.xml | 30461 | 2017-08-02 16:27:07 |
| Financial_Report.xlsx | 86507 | 2017-08-02 16:27:07 |
| fnrn-20170630.xml | 3369810 | 2017-08-02 16:27:07 |
| fnrn-20170630.xsd | 45115 | 2017-08-02 16:27:07 |
| fnrn-20170630_cal.xml | 88296 | 2017-08-02 16:27:07 |
| fnrn-20170630_def.xml | 281549 | 2017-08-02 16:27:07 |
| fnrn-20170630_lab.xml | 802637 | 2017-08-02 16:27:07 |
| fnrn-20170630_pre.xml | 483348 | 2017-08-02 16:27:07 |
| form10q.htm | 2511683 | 2017-08-02 16:27:07 |
| R1.htm | 25617 | 2017-08-02 16:27:07 |
| R10.htm | 6552 | 2017-08-02 16:27:07 |
| R11.htm | 23035 | 2017-08-02 16:27:07 |
| R12.htm | 154018 | 2017-08-02 16:27:07 |
| R13.htm | 670805 | 2017-08-02 16:27:07 |
| R14.htm | 32667 | 2017-08-02 16:27:07 |
| R15.htm | 143425 | 2017-08-02 16:27:07 |
| R16.htm | 20380 | 2017-08-02 16:27:07 |
| R17.htm | 105528 | 2017-08-02 16:27:07 |
| R18.htm | 65075 | 2017-08-02 16:27:07 |
| R19.htm | 52614 | 2017-08-02 16:27:07 |
| R2.htm | 58868 | 2017-08-02 16:27:07 |
| R20.htm | 7259 | 2017-08-02 16:27:07 |
| R21.htm | 6003 | 2017-08-02 16:27:07 |
| R22.htm | 18325 | 2017-08-02 16:27:07 |
| R23.htm | 151824 | 2017-08-02 16:27:07 |
| R24.htm | 661783 | 2017-08-02 16:27:07 |
| R25.htm | 28226 | 2017-08-02 16:27:07 |
| R26.htm | 128375 | 2017-08-02 16:27:07 |
| R27.htm | 15288 | 2017-08-02 16:27:07 |
| R28.htm | 105237 | 2017-08-02 16:27:07 |
| R29.htm | 62244 | 2017-08-02 16:27:07 |
| R3.htm | 15425 | 2017-08-02 16:27:07 |
| R30.htm | 48955 | 2017-08-02 16:27:07 |
| R31.htm | 40140 | 2017-08-02 16:27:07 |
| R32.htm | 42326 | 2017-08-02 16:27:07 |
| R33.htm | 44754 | 2017-08-02 16:27:07 |
| R34.htm | 45609 | 2017-08-02 16:27:07 |
| R35.htm | 63057 | 2017-08-02 16:27:07 |
| R36.htm | 55828 | 2017-08-02 16:27:07 |
| R37.htm | 29728 | 2017-08-02 16:27:07 |
| R38.htm | 66585 | 2017-08-02 16:27:07 |
| R39.htm | 89690 | 2017-08-02 16:27:07 |
| R4.htm | 93984 | 2017-08-02 16:27:07 |
| R40.htm | 47285 | 2017-08-02 16:27:07 |
| R41.htm | 71902 | 2017-08-02 16:27:07 |
| R42.htm | 20348 | 2017-08-02 16:27:07 |
| R43.htm | 37971 | 2017-08-02 16:27:07 |
| R44.htm | 23390 | 2017-08-02 16:27:07 |
| R45.htm | 9640 | 2017-08-02 16:27:07 |
| R46.htm | 64922 | 2017-08-02 16:27:07 |
| R47.htm | 39215 | 2017-08-02 16:27:07 |
| R48.htm | 37817 | 2017-08-02 16:27:07 |
| R49.htm | 23446 | 2017-08-02 16:27:07 |
| R5.htm | 21714 | 2017-08-02 16:27:07 |
| R50.htm | 40166 | 2017-08-02 16:27:07 |
| R51.htm | 12108 | 2017-08-02 16:27:07 |
| R6.htm | 10528 | 2017-08-02 16:27:07 |
| R7.htm | 57541 | 2017-08-02 16:27:07 |
| R8.htm | 3814 | 2017-08-02 16:27:07 |
| R9.htm | 98823 | 2017-08-02 16:27:07 |
| report.css | 2767 | 2017-08-02 16:27:07 |
| Show.js | 1410 | 2017-08-02 16:27:07 |