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v3.25.3

Shareholders' Equity - Changes in Accumulated Other Comprehensive Income After-tax By Component (Details) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2025 | Sep. 30, 2024 | Sep. 30, 2025 | Sep. 30, 2024
AOCI Attributable to Parent, Net of Tax [Roll Forward] |  |  |  |
Beginning balance | $ 1,922,899 | $ 1,755,273 | $ 1,824,002 | $ 1,716,068
Ending balance | 1,982,332 | 1,832,011 | 1,982,332 | 1,832,011
Total |  |  |  |
AOCI Attributable to Parent, Net of Tax [Roll Forward] |  |  |  |
Beginning balance | (88,985) | (122,139) | (116,718) | (101,015)
Net change | 20,965 | 43,304 | 48,698 | 22,180
Ending balance | (68,020) | (78,835) | (68,020) | (78,835)
Net Unrealized Gain (Loss) on Available-for-Sale Debt Securities |  |  |  |
AOCI Attributable to Parent, Net of Tax [Roll Forward] |  |  |  |
Beginning balance | (97,979) | (129,292) | (122,132) | (112,844)
Net change | 21,677 | 38,033 | 45,830 | 21,585
Ending balance | (76,302) | (91,259) | (76,302) | (91,259)
Unamortized Gain on Held-to-Maturity Securities |  |  |  |
AOCI Attributable to Parent, Net of Tax [Roll Forward] |  |  |  |
Beginning balance | 6,869 | 9,335 | 8,088 | 10,580
Net change | (636) | (619) | (1,855) | (1,864)
Ending balance | 6,233 | 8,716 | 6,233 | 8,716
Net Unrealized Gain (Loss) on Cash Flow Hedges |  |  |  |
AOCI Attributable to Parent, Net of Tax [Roll Forward] |  |  |  |
Beginning balance | 2,125 | (2,182) | (2,674) | 1,249
Net change | (76) | 5,890 | 4,723 | 2,459
Ending balance | $ 2,049 | $ 3,708 | $ 2,049 | $ 3,708

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