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Shareholders' Equity (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2021 | Dec. 31, 2020 | Dec. 31, 2019
Before-Tax Amount |  |  |
Unrealized loss on securities | $ (23,222) | $ 85,188 | $ 73,085
Reclassification adjustment for securities gains included in net income | (33,516) | (3,053) | (4,733)
Amortization of net unrealized losses on available for sale securities transferred to held to maturity | 3,485 | 4,360 | 8,070
Net unrealized holding loss arising during the period on interest rate swaps used in cash flow hedges | (2,776) |  |
Reclassification adjustment for net loss realized in net income on interest rate swaps used in cash flow hedges | (3,452) |  |
Non-credit related unrealized losses on other-than-temporarily impaired debt securities |  |  | (873)
Unrecognized pension and postretirement income | 9,147 | (3,242) | (1,203)
Amortization of net unrecognized pension and postretirement income | 1,480 | 1,311 | 1,316
Total Other Comprehensive Loss | (48,854) | 84,564 | 75,662
Tax Effect |  |  |
Unrealized loss on securities | 5,274 | (19,537) | (16,166)
Reclassification adjustment for securities gains included in net income | 7,611 | 694 | 1,047
Amortization of net unrealized losses on available for sale securities transferred to held to maturity | (795) | (912) | (1,785)
Net unrealized holding loss arising during the period on interest rate swaps used in cash flow hedges | 629 |  |
Reclassification adjustment for net loss realized in net income on interest rate swaps used in cash flow hedges | 782 |  |
Non-credit related unrealized losses on other-than-temporarily impaired debt securities |  |  | 193
Unrecognized pension and postretirement income | (2,003) | 710 | 266
Amortization of net unrecognized pension and postretirement income | (324) | (291) | (291)
Total Other Comprehensive Loss | 11,174 | (19,336) | (16,736)
Other Comprehensive (Loss)/Income, net of tax: |  |  |
Unrealized loss on securities | (17,948) | 65,651 | 56,919
Reclassification adjustment for securities gains included in net income | (25,905) | (2,359) | (3,686)
Amortization of net unrealized losses on available for sale securities transferred to held to maturity | 2,690 | 3,448 | 6,285
Net unrealized holding (losses) gains arising during the period | (2,147) | 0 | 0
Reclassification adjustment for net loss realized in net income on interest rate swaps used in cash flow hedges | (2,670) | 0 | 0
Non-credit related unrealized losses on other-than-temporarily impaired debt securities | 0 | 0 | (680)
Unrecognized pension and postretirement income | 7,144 | (2,532) | (937)
Amortization of net unrecognized pension and postretirement income | 1,156 | 1,020 | 1,025
Total Other Comprehensive Loss | $ (37,680) | 65,228 | $ 58,926
Accounting Standards Update 2019-04 |  |  |
Before-Tax Amount |  |  |
Amortization of net unrealized losses on available for sale securities transferred to held to maturity |  | $ 3,700 |

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