Investment Securities - Schedule of Investments Classified by Contractual Maturity Date (Details) - USD ($) $ in Thousands	Sep. 30, 2024	Dec. 31, 2023
Marketable Securities [Abstract]
Available-for-sale, Due in one year or less, Amortized Cost	$ 3,362
Available-for-sale, Due after one year through five years, Amortized Cost	81,811
Available-for-sale, Due after five years through ten years, Amortized Cost	218,670
Available-for-sale, Due after ten years, Amortized Cost	187,847
Available-for-sale, MBS/CMO/ABS, Amortized Cost	839,716
Available-for-Sale Securities, Amortized Cost	1,331,406	$ 1,107,510
Available-for-sale, Due in one year or less, Fair Value	3,320
Available-for-sale, Due after one year through five years, Fair Value	77,225
Available-for-sale, Due after five years through ten years, Fair Value	194,987
Available-for-sale, Due after ten years, Fair Value	151,509
Available-for-sale,MBS/CMO/ABS, Fair Value	769,217
Available-for-sale, Fair Value	$ 1,196,258	$ 946,708

Amortized cost of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).

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