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v3.19.3.a.u2

Reconciliation of changes in the components of OCI (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2019 | Dec. 31, 2018 | Dec. 31, 2017
Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), Reclassification, Tax |  |  |  | $ 180
Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), before Reclassification, after Tax |  | $ 12,017 | $ 5,548 | 182
Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), Reclassification, before Tax |  |  |  | (441)
Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), Reclassification, after Tax |  |  |  | (261)
Other Comprehensive Income (Loss), Available-for-sale Securities, Tax, Portion Attributable to Parent |  | (3,172) | 1,422 | 322
Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), before Reclassification and Tax |  | 16,725 | 7,717 | 307
Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), before Reclassification, Tax |  | (4,708) | (2,169) | (125)
Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), Reclassification, before Tax |  | 2,346 | 1,000 | (441)
Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), Reclassification, Tax |  | 660 | 281 |
Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), Reclassification, after Tax |  | 1,686 | 719 |
Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), after Reclassification, before Tax |  | 14,379 | 6,717 |
Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), after Reclassification, Tax |  | 4,048 | 1,888 |
Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), after Reclassification and Tax |  | 10,331 | 4,829 | 443
Other Comprehensive Income (Loss), before Tax [Abstract] |  |  |  |
Change in fair value of securities available for sale, pre tax amount |  | (12,055) | 5,923 | 996
Other Comprehensive Income (Loss), Derivatives Qualifying as Hedges, before Tax, Portion Attributable to Parent |  |  |  | 748
Other Comprehensive Income (Loss), Defined Benefit Plan, Gain (Loss) Arising During Period, before Tax |  | (2,123) | 1,521 | (995)
Other Comprehensive Income (Loss), Defined Benefit Plan, Gain (Loss), Reclassification Adjustment from AOCI, before Tax |  | (8) | 372 | 278
Amortization of certain costs included in net periodic retirement costs, pre tax amount |  | (276) | (276) | (276)
Other Comprehensive (Income) Loss, Defined Benefit Plan, after Reclassification Adjustment, before Tax | [1] | (1,855) | 2,169 | (441)
Total other comprehensive loss, pre tax amount |  | 26,041 | 2,963 | (692)
Other Comprehensive Income (Loss), Tax [Abstract] |  |  |  |
Other Comprehensive Income (Loss), Securities, Available-for-Sale, Unrealized Holding Gain (Loss) Arising During Period, Tax |  | (2,761) | 1,422 | 321
Other Comprehensive Income (Loss), Derivatives Qualifying as Hedges, Tax, Portion Attributable to Parent |  |  |  | (305)
Other Comprehensive Income (Loss), Defined Benefit Plan, Gain (Loss) Arising During Period, Tax |  | 597 | (428) | 407
Other Comprehensive Income (Loss), Defined Benefit Plan, Gain (Loss), Reclassification Adjustment from AOCI, Tax |  | 2 | (105) | (113)
Other Comprehensive (Income) Loss, Defined Benefit Plan, Prior Service Cost (Credit), Reclassification Adjustment from AOCI, Tax |  | (78) | (78) | (113)
Other Comprehensive (Income) Loss, Defined Benefit Plan, after Reclassification Adjustment, Tax | [1] | 521 | (611) | 181
Other Comprehensive Income (Loss), Tax, Portion Attributable to Parent |  | (6,699) | (1,077) | 198
Other Comprehensive Income (Loss), Net of Tax [Abstract] |  |  |  |
Other Comprehensive Income (Loss), Securities, Available-for-Sale, Unrealized Holding Gain (Loss) Arising During Period, after Tax |  | 9,294 | (4,501) | (675)
Other Comprehensive Income (Loss), Available-for-sale Securities Adjustment, Net of Tax, Portion Attributable to Parent |  | 10,345 | (4,501) | (677)
Other Comprehensive Income (Loss), Derivatives Qualifying as Hedges, Net of Tax, Portion Attributable to Parent |  |  |  | 443
Other Comprehensive Income (Loss), Defined Benefit Plan, Gain (Loss) Arising During Period, after Tax |  | (1,526) | 1,093 | (588)
Other Comprehensive Income (Loss), Defined Benefit Plan, Gain (Loss), Reclassification Adjustment from AOCI, after Tax |  | (6) | 267 | 165
Amortization of certain costs included in net periodic retirement costs, after tax amount |  | 198 | 198 | 163
Other Comprehensive (Income) Loss, Defined Benefit Plan, after Reclassification Adjustment, after Tax | [1] | (1,334) | 1,558 | (260)
Other Comprehensive Income (Loss), Net of Tax, Portion Attributable to Parent |  | 19,342 | 1,886 | (494)
Other Comprehensive Income (Loss), Reclassification Adjustment from AOCI for Sale of Securities, before Tax |  | (1,462) | 0 | 3
Other Comprehensive Income (Loss), Reclassification Adjustment from AOCI for Sale of Securities, Tax |  | 411 | 0 | (1)
Other Comprehensive Income (Loss), Reclassification Adjustment from AOCI for Sale of Securities, Net of Tax |  | (1,051) | 0 | 2
Other Comprehensive Income (Loss), Available-for-sale Securities Adjustment, before Tax, Portion Attributable to Parent |  | $ 13,517 | $ (5,923) | $ (999)
[1] | The amortization of prior service costs is included in the computation of net periodic pension costs as disclosed in Note 15 - Employee Benefit Plans.

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