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Shareholders' Equity - Pre-tax and After-tax Changes in the Components of Other Comprehensive Income (Details) - USD ($) $ in Thousands | 3 Months Ended
--- | ---
Mar. 31, 2024 | Mar. 31, 2023
Other Comprehensive Income (Loss), Securities, Available-for-sale, Adjustment, before Reclassification Adjustments, after Tax [Abstract] |  |
Change in unrealized gain (loss) on available-for-sale debt securities, before tax | $ (14,725) | $ 32,056
Change in unrealized gain (loss) on available-for-sale debt securities, tax | (3,652) | 8,078
Change in unrealized gain (loss) on available-for-sale debt securities, after tax | (11,073) | 23,978
Other Comprehensive Income (Loss), Available-for-sale Securities Adjustment, Net of Tax, Portion Attributable to Parent [Abstract] |  |
Reclassification of gain on sale of available-for-sale securities, before tax | 0 | (381)
Reclassification of gain on sale of available-for-sale securities, tax | 0 | (96)
Reclassification of gain on sale of available-for-sale securities, after tax | 0 | (285)
Other Comprehensive Loss, Held-to-maturity Security, OTTI, after Tax and Adjustments [Abstract] |  |
Reclassification of gain on held-to-maturity securities, before tax | (832) | (852)
Reclassification of gain on held-to-maturity securities, tax | (206) | (214)
Reclassification of gain on held-to-maturity securities, after tax | (626) | (638)
Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), after Reclassification and Tax, Parent [Abstract] |  |
Change in unrealized gain (loss) on cash flow hedges arising during the period, before tax | (3,912) | 1,705
Change in unrealized gain (loss) on cash flow hedges arising during the period, tax | (970) | 430
Change in unrealized gain (loss) on cash flow hedges arising during the period, after tax | (2,942) | 1,275
Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), after Reclassification and Tax [Abstract] |  |
Reclassification of loss on cash flow hedges, before tax | 353 | 36
Reclassification of loss on cash flow hedges, tax | 88 | 9
Reclassification of loss on cash flow hedges, after tax | (265) | (27)
OCI, Net of Tax [Abstract] |  |
Total other comprehensive income (loss), before tax | (19,116) | 32,564
Total other comprehensive income (loss), tax | (4,740) | 8,207
Total other comprehensive income (loss), net of tax | $ (14,376) | $ 24,357

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