Securities - Securities with Unrealized Losses Aggregated by Investment Category and Time with Unrealized Loss Position (Details) - USD ($) $ in Thousands	Mar. 31, 2025	Dec. 31, 2024
Debt and Equity Securities, FV-NI [Line Items]
Less than 12 months, fair value	$ 7,543	$ 963
Less than 12 months, unrealized losses	41	1
More than 12 months, fair value	455,487	460,317
More than 12 months, unrealized losses	65,582	61,134
Total, fair value	463,030	461,280
Total, unrealized losses	65,623	61,135
U.S. Treasury Notes and Bonds [Member]
Debt and Equity Securities, FV-NI [Line Items]
Less than 12 months, fair value	0	0
Less than 12 months, unrealized losses	0	0
More than 12 months, fair value	82,054	80,502
More than 12 months, unrealized losses	7,704	9,373
Total, fair value	82,054	80,502
Total, unrealized losses	7,704	9,373
State and Municipal [Member]
Debt and Equity Securities, FV-NI [Line Items]
Less than 12 months, fair value	849	0
Less than 12 months, unrealized losses	0	0
More than 12 months, fair value	223,246	228,236
More than 12 months, unrealized losses	39,224	30,579
Total, fair value	224,095	228,236
Total, unrealized losses	39,224	30,579
Mortgage-backed [Member]
Debt and Equity Securities, FV-NI [Line Items]
Less than 12 months, fair value	6,694	963
Less than 12 months, unrealized losses	41	1
More than 12 months, fair value	140,863	142,170
More than 12 months, unrealized losses	18,461	20,954
Total, fair value	147,557	143,133
Total, unrealized losses	18,502	20,955
Corporate [Member]
Debt and Equity Securities, FV-NI [Line Items]
Less than 12 months, fair value	0	0
Less than 12 months, unrealized losses	0	0
More than 12 months, fair value	212	212
More than 12 months, unrealized losses	38	38
Total, fair value	212	212
Total, unrealized losses	38	38
Asset-backed Securities [Member]
Debt and Equity Securities, FV-NI [Line Items]
Less than 12 months, fair value	0	0
Less than 12 months, unrealized losses	0	0
More than 12 months, fair value	9,112	9,197
More than 12 months, unrealized losses	155	190
Total, fair value	9,112	9,197
Total, unrealized losses	$ 155	$ 190

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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