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Consolidated Statements of Comprehensive Income (Unaudited) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2022 | Sep. 30, 2021 | Sep. 30, 2022 | Sep. 30, 2021
Statement of Comprehensive Income [Abstract] |  |  |  |
Net income | $ 135,389 | $ 129,582 | $ 380,302 | $ 325,472
Other comprehensive income (loss) before income taxes: |  |  |  |
Net change in unrealized gain or loss on securities available for sale and cash flow hedges | (367,437) | (48,569) | (961,892) | (143,924)
Reclassification of income realized and included in earnings | (1,441) | (6,425) | (10,849) | (9,337)
Valuation adjustments to pension plan attributable to the Voluntary Early Retirement Incentive Program and curtailment |  |  |  | 59,606
Other valuation adjustments to employee benefit plans | (410) |  | (8,397) | (10,651)
Amortization of unrealized net gain (loss) on securities transferred to held to maturity | 434 | (33) | 961 | (134)
Other comprehensive loss before income taxes | (368,854) | (55,027) | (980,177) | (104,440)
Income tax benefit | (83,250) | (12,363) | (221,331) | (24,569)
Other comprehensive loss net of income taxes | (285,604) | (42,664) | (758,846) | (79,871)
Comprehensive income (loss) | $ (150,215) | $ 86,918 | $ (378,544) | $ 245,601

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