Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000740663-20-000011-index-headers.html | 2020-03-10 13:56:09 | |
| 0000740663-20-000011-index.html | 2020-03-10 13:56:09 | |
| 0000740663-20-000011.txt | 2020-03-10 13:56:09 | |
 0000740663-20-000011-xbrl.zip | 590063 | 2020-03-10 13:56:09 |
| FilingSummary.xml | 67809 | 2020-03-10 13:56:09 |
| Financial_Report.xlsx | 159953 | 2020-03-10 13:56:09 |
| flic-20191231.xsd | 97820 | 2020-03-10 13:56:09 |
| flic-20191231x10k.htm | 12506366 | 2020-03-10 13:56:09 |
 flic-20191231x10kg001.jpg | 49408 | 2020-03-10 13:56:09 |
| flic-20191231x10k_htm.xml | 14226044 | 2020-03-10 13:56:09 |
| flic-20191231xex10_12.htm | 146732 | 2020-03-10 13:56:09 |
| flic-20191231xex23.htm | 4221 | 2020-03-10 13:56:09 |
| flic-20191231xex31_1.htm | 16650 | 2020-03-10 13:56:09 |
| flic-20191231xex31_2.htm | 16900 | 2020-03-10 13:56:09 |
| flic-20191231xex32.htm | 10410 | 2020-03-10 13:56:09 |
| flic-20191231xex4_vi.htm | 46415 | 2020-03-10 13:56:09 |
| flic-20191231_cal.xml | 152661 | 2020-03-10 13:56:09 |
| flic-20191231_def.xml | 425357 | 2020-03-10 13:56:09 |
| flic-20191231_lab.xml | 1042998 | 2020-03-10 13:56:09 |
| flic-20191231_pre.xml | 814724 | 2020-03-10 13:56:09 |
| MetaLinks.json | 1087481 | 2020-03-10 13:56:09 |
| R1.htm | 61777 | 2020-03-10 13:56:09 |
| R10.htm | 1915082 | 2020-03-10 13:56:09 |
| R100.htm | 80743 | 2020-03-10 13:56:09 |
| R101.htm | 43394 | 2020-03-10 13:56:09 |
| R11.htm | 107463 | 2020-03-10 13:56:09 |
| R12.htm | 69185 | 2020-03-10 13:56:09 |
| R13.htm | 193317 | 2020-03-10 13:56:09 |
| R14.htm | 292756 | 2020-03-10 13:56:09 |
| R15.htm | 326250 | 2020-03-10 13:56:09 |
| R16.htm | 394934 | 2020-03-10 13:56:09 |
| R17.htm | 745651 | 2020-03-10 13:56:09 |
| R18.htm | 46465 | 2020-03-10 13:56:09 |
| R19.htm | 59663 | 2020-03-10 13:56:09 |
| R2.htm | 97643 | 2020-03-10 13:56:09 |
| R20.htm | 348352 | 2020-03-10 13:56:09 |
| R21.htm | 14387 | 2020-03-10 13:56:09 |
| R22.htm | 147960 | 2020-03-10 13:56:09 |
| R23.htm | 398248 | 2020-03-10 13:56:09 |
| R24.htm | 348494 | 2020-03-10 13:56:09 |
| R25.htm | 418739 | 2020-03-10 13:56:09 |
| R26.htm | 290208 | 2020-03-10 13:56:09 |
| R27.htm | 459442 | 2020-03-10 13:56:09 |
| R28.htm | 1876795 | 2020-03-10 13:56:09 |
| R29.htm | 100812 | 2020-03-10 13:56:09 |
| R3.htm | 12710 | 2020-03-10 13:56:09 |
| R30.htm | 63808 | 2020-03-10 13:56:09 |
| R31.htm | 184642 | 2020-03-10 13:56:09 |
| R32.htm | 285253 | 2020-03-10 13:56:09 |
| R33.htm | 315859 | 2020-03-10 13:56:09 |
| R34.htm | 367396 | 2020-03-10 13:56:09 |
| R35.htm | 704720 | 2020-03-10 13:56:09 |
| R36.htm | 44572 | 2020-03-10 13:56:09 |
| R37.htm | 44649 | 2020-03-10 13:56:09 |
| R38.htm | 337814 | 2020-03-10 13:56:09 |
| R39.htm | 142652 | 2020-03-10 13:56:09 |
| R4.htm | 72694 | 2020-03-10 13:56:09 |
| R40.htm | 395699 | 2020-03-10 13:56:09 |
| R41.htm | 346792 | 2020-03-10 13:56:09 |
| R42.htm | 41349 | 2020-03-10 13:56:09 |
| R43.htm | 33941 | 2020-03-10 13:56:09 |
| R44.htm | 54704 | 2020-03-10 13:56:09 |
| R45.htm | 21578 | 2020-03-10 13:56:09 |
| R46.htm | 27918 | 2020-03-10 13:56:09 |
| R47.htm | 32227 | 2020-03-10 13:56:09 |
| R48.htm | 30824 | 2020-03-10 13:56:09 |
| R49.htm | 10490 | 2020-03-10 13:56:09 |
| R5.htm | 26307 | 2020-03-10 13:56:09 |
| R50.htm | 32487 | 2020-03-10 13:56:09 |
| R51.htm | 30751 | 2020-03-10 13:56:09 |
| R52.htm | 50318 | 2020-03-10 13:56:09 |
| R53.htm | 42137 | 2020-03-10 13:56:09 |
| R54.htm | 56972 | 2020-03-10 13:56:09 |
| R55.htm | 46063 | 2020-03-10 13:56:09 |
| R56.htm | 19330 | 2020-03-10 13:56:09 |
| R57.htm | 75933 | 2020-03-10 13:56:09 |
| R58.htm | 14582 | 2020-03-10 13:56:09 |
| R59.htm | 21010 | 2020-03-10 13:56:09 |
| R6.htm | 60600 | 2020-03-10 13:56:09 |
| R60.htm | 11044 | 2020-03-10 13:56:09 |
| R61.htm | 19935 | 2020-03-10 13:56:09 |
| R62.htm | 6312 | 2020-03-10 13:56:09 |
| R63.htm | 23735 | 2020-03-10 13:56:09 |
| R64.htm | 18465 | 2020-03-10 13:56:09 |
| R65.htm | 17077 | 2020-03-10 13:56:09 |
| R66.htm | 11145 | 2020-03-10 13:56:09 |
| R67.htm | 10890 | 2020-03-10 13:56:09 |
| R68.htm | 41636 | 2020-03-10 13:56:09 |
| R69.htm | 13325 | 2020-03-10 13:56:09 |
| R7.htm | 115197 | 2020-03-10 13:56:09 |
| R70.htm | 25482 | 2020-03-10 13:56:09 |
| R71.htm | 26143 | 2020-03-10 13:56:09 |
| R72.htm | 50204 | 2020-03-10 13:56:09 |
| R73.htm | 9647 | 2020-03-10 13:56:09 |
| R74.htm | 69161 | 2020-03-10 13:56:09 |
| R75.htm | 76243 | 2020-03-10 13:56:09 |
| R76.htm | 47586 | 2020-03-10 13:56:09 |
| R77.htm | 27459 | 2020-03-10 13:56:09 |
| R78.htm | 33693 | 2020-03-10 13:56:09 |
| R79.htm | 25927 | 2020-03-10 13:56:09 |
| R8.htm | 371321 | 2020-03-10 13:56:09 |
| R80.htm | 51731 | 2020-03-10 13:56:09 |
| R81.htm | 15899 | 2020-03-10 13:56:09 |
| R82.htm | 15265 | 2020-03-10 13:56:09 |
| R83.htm | 34009 | 2020-03-10 13:56:09 |
| R84.htm | 29600 | 2020-03-10 13:56:09 |
| R85.htm | 41813 | 2020-03-10 13:56:09 |
| R86.htm | 14214 | 2020-03-10 13:56:09 |
| R87.htm | 9853 | 2020-03-10 13:56:09 |
| R88.htm | 37101 | 2020-03-10 13:56:09 |
| R89.htm | 11354 | 2020-03-10 13:56:09 |
| R9.htm | 472482 | 2020-03-10 13:56:09 |
| R90.htm | 8460 | 2020-03-10 13:56:09 |
| R91.htm | 36623 | 2020-03-10 13:56:09 |
| R92.htm | 37921 | 2020-03-10 13:56:09 |
| R93.htm | 5067 | 2020-03-10 13:56:09 |
| R94.htm | 25590 | 2020-03-10 13:56:09 |
| R95.htm | 13039 | 2020-03-10 13:56:09 |
| R96.htm | 13551 | 2020-03-10 13:56:09 |
| R97.htm | 18382 | 2020-03-10 13:56:09 |
| R98.htm | 52842 | 2020-03-10 13:56:09 |
| R99.htm | 40620 | 2020-03-10 13:56:09 |
| report.css | 2768 | 2020-03-10 13:56:09 |
| Show.js | 1085 | 2020-03-10 13:56:09 |