Investment Securities - Amount of Securities in Unrealized Loss Position (Details) - USD ($) $ in Thousands	Sep. 30, 2025	Dec. 31, 2024
Debt Securities, Held-to-maturity, Continuous Unrealized Loss Position, Fair Value [Abstract]
Less than twelve months, fair value	$ 1,303	$ 2,566
Debt securities, held-to-maturity, continuous unrealized loss position, less than 12 months, accumulated loss	(4)	(50)
Twelve months or longer, fair value	106,777	112,441
Debt securities, held-to-maturity, continuous unrealized loss position, 12 months or longer, accumulated loss	(14,144)	(19,054)
Total, fair value	108,080	115,007
Debt securities, held-to-maturity, unrealized loss position, accumulated loss	(14,148)	(19,104)
Debt Securities, Available-for-sale, Unrealized Gain (Loss) [Abstract]
Less than twelve months, fair value	5,510	65,044
Available-for-sale securities, continuous unrealized loss position, less than 12 months, accumulated loss	(20)	(905)
Twelve months or longer, fair value	264,563	206,756
Available-for-sale securities, continuous unrealized loss position, 12 months or longer, accumulated loss	(31,777)	(38,670)
Total, fair value	270,073	271,800
Available-for-sale securities, continuous unrealized loss position, accumulated loss	(31,797)	(39,575)
Residential mortgage-backed securities
Debt Securities, Held-to-maturity, Continuous Unrealized Loss Position, Fair Value [Abstract]
Less than twelve months, fair value	1,303	2,566
Debt securities, held-to-maturity, continuous unrealized loss position, less than 12 months, accumulated loss	(4)	(50)
Twelve months or longer, fair value	106,777	112,441
Debt securities, held-to-maturity, continuous unrealized loss position, 12 months or longer, accumulated loss	(14,144)	(19,054)
Total, fair value	108,080	115,007
Debt securities, held-to-maturity, unrealized loss position, accumulated loss	(14,148)	(19,104)
Debt Securities, Available-for-sale, Unrealized Gain (Loss) [Abstract]
Less than twelve months, fair value	5,009	65,044
Available-for-sale securities, continuous unrealized loss position, less than 12 months, accumulated loss	(20)	(905)
Twelve months or longer, fair value	206,193	205,071
Available-for-sale securities, continuous unrealized loss position, 12 months or longer, accumulated loss	(28,117)	(38,537)
Total, fair value	211,202	270,115
Available-for-sale securities, continuous unrealized loss position, accumulated loss	(28,137)	(39,442)
Collateralized mortgage obligations
Debt Securities, Available-for-sale, Unrealized Gain (Loss) [Abstract]
Less than twelve months, fair value	0	0
Available-for-sale securities, continuous unrealized loss position, less than 12 months, accumulated loss	0	0
Twelve months or longer, fair value	1,449	1,685
Available-for-sale securities, continuous unrealized loss position, 12 months or longer, accumulated loss	(87)	(133)
Total, fair value	1,449	1,685
Available-for-sale securities, continuous unrealized loss position, accumulated loss	(87)	$ (133)
Corporate bonds
Debt Securities, Available-for-sale, Unrealized Gain (Loss) [Abstract]
Less than twelve months, fair value	501
Available-for-sale securities, continuous unrealized loss position, less than 12 months, accumulated loss	0
Twelve months or longer, fair value	56,921
Available-for-sale securities, continuous unrealized loss position, 12 months or longer, accumulated loss	(3,573)
Total, fair value	57,422
Available-for-sale securities, continuous unrealized loss position, accumulated loss	$ (3,573)

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Amount of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), in continuous unrealized loss position for more than 12 months, without allowance for credit loss. Includes beneficial interest in securitized financial asset.

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