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Investment Securities - Schedule of Available-for-Sale Securities Amortized Cost and Fair Value (Details) - USD ($)	Sep. 30, 2024	Dec. 31, 2023
Debt Securities, Available-for-sale [Line Items]
Available-for-sale, amortized cost	$ 393,066,000	$ 613,479,000
Available-for-sale, gross unrealized gains	427,000	3,000
Available-for-sale, gross unrealized losses	(25,305,000)	(61,454,000)
Allowance for Credit Losses	0	0
Fair Value	$ 368,188,000	$ 552,028,000
Debt securities, available-for-sale, accrued interest, after allowance for credit loss, statement of financial position [Extensible Enumeration]	Interest receivable and other assets	Interest receivable and other assets
Accrued interest	$ 1,600,000	$ 2,300,000
CMBS issued by FHLMC, FNMA and GNMA
Debt Securities, Available-for-sale [Line Items]
Available-for-sale, amortized cost	194,316,000	160,968,000
Available-for-sale, gross unrealized gains	404,000	0
Available-for-sale, gross unrealized losses	(3,942,000)	(13,279,000)
Allowance for Credit Losses	0	0
Fair Value	190,778,000	147,689,000
CMOs issued by FHLMC, FNMA and GNMA
Debt Securities, Available-for-sale [Line Items]
Available-for-sale, amortized cost	44,208,000	153,689,000
Available-for-sale, gross unrealized gains	20,000	0
Available-for-sale, gross unrealized losses	(5,248,000)	(17,420,000)
Allowance for Credit Losses	0	0
Fair Value	38,980,000	136,269,000
MBS pass-through securities issued by FHLMC, FNMA and GNMA
Debt Securities, Available-for-sale [Line Items]
Available-for-sale, amortized cost	31,520,000	77,680,000
Available-for-sale, gross unrealized gains	3,000	2,000
Available-for-sale, gross unrealized losses	(3,823,000)	(9,168,000)
Allowance for Credit Losses	0	0
Fair Value	27,700,000	68,514,000
SBA-backed securities
Debt Securities, Available-for-sale [Line Items]
Available-for-sale, amortized cost	332,000	21,126,000
Available-for-sale, gross unrealized gains	0	0
Available-for-sale, gross unrealized losses	(18,000)	(1,655,000)
Allowance for Credit Losses	0	0
Fair Value	314,000	19,471,000
Debentures of government- sponsored agencies
Debt Securities, Available-for-sale [Line Items]
Available-for-sale, amortized cost	8,971,000	73,899,000
Available-for-sale, gross unrealized gains	0	0
Available-for-sale, gross unrealized losses	(1,463,000)	(7,037,000)
Allowance for Credit Losses	0	0
Fair Value	7,508,000	66,862,000
U.S. Treasury securities
Debt Securities, Available-for-sale [Line Items]
Available-for-sale, amortized cost	11,937,000	11,923,000
Available-for-sale, gross unrealized gains	0	0
Available-for-sale, gross unrealized losses	(962,000)	(1,300,000)
Allowance for Credit Losses	0
Fair Value	10,975,000	10,623,000
Obligations of state and political subdivisions
Debt Securities, Available-for-sale [Line Items]
Available-for-sale, amortized cost	95,782,000	102,202,000
Available-for-sale, gross unrealized gains	0	1,000
Available-for-sale, gross unrealized losses	(9,427,000)	(10,321,000)
Allowance for Credit Losses	0	0
Fair Value	86,355,000	91,882,000
Corporate bonds
Debt Securities, Available-for-sale [Line Items]
Available-for-sale, amortized cost	6,000,000	11,992,000
Available-for-sale, gross unrealized gains	0	0
Available-for-sale, gross unrealized losses	(422,000)	(1,274,000)
Allowance for Credit Losses	0	0
Fair Value	$ 5,578,000	$ 10,718,000

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Amount, before tax, of unrealized gain in accumulated other comprehensive income (AOCI) on 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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