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v3.24.2

Shareholders' Equity - Changes in Accumulated Other Comprehensive Income After-tax By Component (Details) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2024 | Jun. 30, 2023 | Jun. 30, 2024 | Jun. 30, 2023
AOCI Attributable to Parent, Net of Tax [Roll Forward] |  |  |  |
Beginning balance | $ 1,731,725 | $ 1,592,820 | $ 1,716,068 | $ 1,522,263
Ending balance | 1,755,273 | 1,618,233 | 1,755,273 | 1,618,233
Total |  |  |  |
AOCI Attributable to Parent, Net of Tax [Roll Forward] |  |  |  |
Beginning balance | (115,391) | (105,975) | (101,015) | (130,332)
Net change | (6,748) | (17,490) | (21,124) | 6,867
Ending balance | (122,139) | (123,465) | (122,139) | (123,465)
Net Unrealized Gain (Loss) on Available-for-Sale Debt Securities |  |  |  |
AOCI Attributable to Parent, Net of Tax [Roll Forward] |  |  |  |
Beginning balance | (123,917) | (120,856) | (112,844) | (144,549)
Net change | (5,375) | (13,677) | (16,448) | 10,016
Ending balance | (129,292) | (134,533) | (129,292) | (134,533)
Unamortized Gain on Held-to-Maturity Securities |  |  |  |
AOCI Attributable to Parent, Net of Tax [Roll Forward] |  |  |  |
Beginning balance | 9,954 | 12,547 | 10,580 | 13,185
Net change | (619) | (686) | (1,245) | (1,324)
Ending balance | 9,335 | 11,861 | 9,335 | 11,861
Accumulated Gain (Loss), Net, Cash Flow Hedge, Parent [Member] |  |  |  |
AOCI Attributable to Parent, Net of Tax [Roll Forward] |  |  |  |
Beginning balance | (1,428) | 2,334 | 1,249 | 1,032
Net change | (754) | (3,127) | (3,431) | (1,825)
Ending balance | $ (2,182) | $ (793) | $ (2,182) | $ (793)

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