XML 76 R66.htm IDEA: XBRL DOCUMENT
v3.3.0.814

Other Comprehensive Income (Loss) - Reclassification of Available-for-Sale Securities to Held-to-Maturity Securities (Details) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2015 | Sep. 30, 2014 | Sep. 30, 2015 | Sep. 30, 2014
Reclassification of Available-for-Sale Securities to Held-to-maturity Roll Forward [Roll Forward] |  |  |  |
Balance at beginning of period | $ (84) | $ 0 | $ (48) | $ 0
Net unrealized losses transferred during the period | 0 | (23) | 0 | (23)
Amortization of net unrealized losses | (51) | (19) | (78) | (19)
Related deferred taxes | 36 | 14 | 27 | 14
Net change | (15) | (28) | (51) | (28)
Balance at end of period | $ (99) | $ (28) | $ (99) | $ (28)

X
- Definition Other Comprehensive Income (Loss), Accumulated Unrealized Gain (Loss) on Transfer of Available-for-sale Securities to Held-to-maturity + References No definition available. + Details
Name: | fnlc_OtherComprehensiveIncomeLossAccumulatedUnrealizedGainLossonTransferofAvailableforsaleSecuritiestoHeldtomaturity
Namespace Prefix: | fnlc_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Other Comprehensive Income (Loss), Amortization of Net Unrealized Losses on Transfers of Available-for-Sale securities to Held-to-Maturity + References No definition available. + Details
Name: | fnlc_OtherComprehensiveIncomeLossAmortizationofNetUnrealizedLossesonTransfersofAvailableforSalesecuritiestoHeldtoMaturity
Namespace Prefix: | fnlc_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Other Comprehensive Income (Loss), Transfers from Available-for-Sale Securities to Held-to-Maturity, Tax + References No definition available. + Details
Name: | fnlc_OtherComprehensiveIncomeLossTransfersfromAvailableforSaleSecuritiestoHeldtoMaturityTax
Namespace Prefix: | fnlc_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Other Comprehensive Income (Loss), Transfers from Available-for-Sale Securities to Held-to-maturity, Net of Tax + References No definition available. + Details
Name: | fnlc_OtherComprehensiveIncomeLossTransfersfromAvailableforSaleSecuritiestoHeldtomaturityNetofTax
Namespace Prefix: | fnlc_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Other Comprehensive Income (Loss), Transfers from Available-for-Sale Securities to Held-to-maturity, before Tax + References No definition available. + Details
Name: | fnlc_OtherComprehensiveIncomeLossTransfersfromAvailableforSaleSecuritiestoHeldtomaturitybeforeTax
Namespace Prefix: | fnlc_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Reclassification of Available-for-Sale Securities to Held-to-maturity Roll Forward [Roll Forward] + References No definition available. + Details
Name: | fnlc_ReclassificationofAvailableforSaleSecuritiestoHeldtomaturityRollForwardRollForward
Namespace Prefix: | fnlc_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration