Investment Securities - Securities available-for-sale (Details) - USD ($) $ in Thousands	Dec. 31, 2025	Dec. 31, 2024
Debt Securities, Available-for-Sale [Line Items]
Amortized Cost	$ 509,083	$ 536,334
Gross Unrealized Gains	208	37
Gross Unrealized Losses	(39,881)	(59,258)
Estimated Fair Value	469,410	477,113
Allowance for Credit Losses	0	0
U.S. Treasury securities
Debt Securities, Available-for-Sale [Line Items]
Amortized Cost	9,996	9,994
Gross Unrealized Gains	0	0
Gross Unrealized Losses	(487)	(936)
Estimated Fair Value	9,509	9,058
Allowance for Credit Losses	0	0
U.S. Government agencies
Debt Securities, Available-for-Sale [Line Items]
Amortized Cost	66	70
Gross Unrealized Gains	0	0
Gross Unrealized Losses	(3)	(5)
Estimated Fair Value	63	65
Allowance for Credit Losses	0	0
Obligations of states and political subdivisions
Debt Securities, Available-for-Sale [Line Items]
Amortized Cost	180,395	183,766
Gross Unrealized Gains	5	0
Gross Unrealized Losses	(14,439)	(19,126)
Estimated Fair Value	165,961	164,640
Allowance for Credit Losses	0	0
U.S. Government sponsored entities and agencies collateralized by residential mortgage obligations
Debt Securities, Available-for-Sale [Line Items]
Amortized Cost	67,588	76,732
Gross Unrealized Gains	94	8
Gross Unrealized Losses	(2,985)	(4,438)
Estimated Fair Value	64,697	72,302
Allowance for Credit Losses	0	0
Private label residential mortgage and asset backed securities
Debt Securities, Available-for-Sale [Line Items]
Amortized Cost	250,575	265,302
Gross Unrealized Gains	61	6
Gross Unrealized Losses	(21,967)	(34,753)
Estimated Fair Value	228,669	230,555
Allowance for Credit Losses	0	0
Corporate debt securities
Debt Securities, Available-for-Sale [Line Items]
Amortized Cost	463	470
Gross Unrealized Gains	48	23
Gross Unrealized Losses	0	0
Estimated Fair Value	511	$ 493
Allowance for Credit Losses	$ 0

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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