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Accumulated Other Comprehensive Income (Loss) - Reclassifications out of Accumulated Other Comprehensive Income (Details) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2022 | Jun. 30, 2021 | Jun. 30, 2022 | Jun. 30, 2021
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items] |  |  |  |  |
Amortization of unrealized gains and losses |  | $ 1,310 | $ 390 | $ 1,553 | $ 806
Tax benefit (expense) |  | (3,297) | (2,887) | (6,443) | (7,637)
Realized net gain (loss) on sale of securities |  | (2,177) | 15 | (3,720) | 2,018
Total reclassifications for the period, net of tax |  | (3,217) | (1,554) | (5,836) | (2,045)
Unrealized gains (losses) |  |  |  |  |
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items] |  |  |  |  |
Reclassified from accumulated other comprehensive income |  | (3,487) | (375) | (5,273) | 1,212
Realized net gain (loss) on interest rate swap derivatives |  |  |  |  |
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items] |  |  |  |  |
Reclassified from accumulated other comprehensive income |  | (344) | (1,599) | (1,666) | (3,167)
Net actuarial loss |  |  |  |  |
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items] |  |  |  |  |
Reclassified from accumulated other comprehensive income | [1] | (241) | 9 | (447) | (632)
Amortization of pension plan |  |  |  |  |
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items] |  |  |  |  |
Reclassified from accumulated other comprehensive income |  | (241) | 9 | (447) | (632)
Tax benefit |  | 51 | (3) | 93 | 132
Total reclassifications for the period, net of tax |  | (190) | 6 | (354) | (500)
Unrealized gains and losses on securities transferred | Reclassification out of accumulated other comprehensive income | Unrealized gains (losses) |  |  |  |  |
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items] |  |  |  |  |
Amortization of unrealized gains and losses | [2] | (1,310) | (390) | (1,553) | (806)
Tax benefit (expense) |  | 275 | 82 | 326 | 169
Net of tax |  | (1,035) | (308) | (1,227) | (637)
Unrealized gains and losses on available for sale securities | Reclassification out of accumulated other comprehensive income | Unrealized gains (losses) |  |  |  |  |
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items] |  |  |  |  |
Tax benefit (expense) |  | 457 | (4) | 781 | (424)
Net of tax |  | (1,720) | 11 | (2,939) | 1,594
Realized net gain (loss) on sale of securities | [3] | (2,177) | 15 | (3,720) | 2,018
Interest rate swap derivatives | Reclassification out of accumulated other comprehensive income | Realized net gain (loss) on interest rate swap derivatives |  |  |  |  |
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items] |  |  |  |  |
Tax benefit (expense) |  | 72 | 336 | 350 | 665
Net of tax |  | (272) | (1,263) | (1,316) | (2,502)
Realized net (loss) gain on interest rate swap derivatives | [4] | $ (344) | $ (1,599) | $ (1,666) | $ (3,167)
[1] | These AOCI components are included in the computation of net periodic pension cost (income) presented in “Note 8 – Employee Benefit Plans.”
[2] | Included in interest income on the consolidated statements of income.
[3] | Listed as net gain (loss) on sale of securities AFS on the consolidated statements of income.
[4] | Included in interest expense for FHLB borrowings and deposits on the consolidated statements of income.

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