Investment Securities - Summary of Amortized Cost and Estimated Fair Value, AFS (Details) - USD ($) $ in Thousands	Dec. 31, 2023	Dec. 31, 2022
Debt Securities, Available-for-sale [Line Items]
Amortized Cost	$ 332,148	$ 341,113
Unrealized Gains	310	57
Unrealized Losses	(50,405)	(56,661)
Securities available for sale	282,053	284,509
U.S. Treasury & Agency securities
Debt Securities, Available-for-sale [Line Items]
Amortized Cost	26,033	26,025
Unrealized Gains	0	0
Unrealized Losses	(6,203)	(6,878)
Securities available for sale	19,830	19,147
Mortgage-backed securities
Debt Securities, Available-for-sale [Line Items]
Amortized Cost	262,823	271,068
Unrealized Gains	265	55
Unrealized Losses	(38,491)	(42,447)
Securities available for sale	224,597	228,676
State and political subdivisions
Debt Securities, Available-for-sale [Line Items]
Amortized Cost	40,306	40,472
Unrealized Gains	41	2
Unrealized Losses	(5,702)	(7,283)
Securities available for sale	34,645	33,191
Asset-backed securities
Debt Securities, Available-for-sale [Line Items]
Amortized Cost	2,986	3,548
Unrealized Gains	4	0
Unrealized Losses	(9)	(53)
Securities available for sale	$ 2,981	$ 3,495