Fair Value Measurements Carrying Amounts and Fair Values (Details) - USD ($) $ in Thousands	Sep. 30, 2025	Dec. 31, 2024
Carrying value [Member]
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Cash and due from banks	$ 26,875	$ 28,750
Interest-earning deposits with banks	109,265	214,728
Securities purchased under agreements to resell	96,792
Securities available for sale	537,856	544,565
Federal Home Loan Bank stock	15,190	15,129
Loans, net	2,978,373	2,974,428
Accrued interest receivable	13,366	12,825
Derivative asset, interest rate swaps	13,802	24,181
Deposits	3,306,517	3,357,596
Subordinated notes, net	80,090	79,893
Federal Home Loan Bank advances	270,000	270,000
Long-term debt	38,986	42,736
Accrued interest payable	9,318	8,396
Derivative liability, interest rate swaps	11,348	14,554
Cash and due from banks	26,875	28,750
Interest-earning deposits with banks	109,265	214,728
Securities purchased under agreements to resell	96,792	0
Securities available for sale	537,856	544,565
Federal Home Loan Bank stock	15,190	15,129
Loans, net	3,008,888	3,004,860
Accrued interest receivable	13,366	12,825
Deposits	3,306,517	3,357,596
Subordinated notes, net	80,090	79,893
Federal Home Loan Bank advances	270,000	270,000
Long-term debt	38,986	42,736
Fair value, inputs, level 1 [Member] \| Approximate fair value [Member]
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Cash and due from banks	26,875	28,750
Interest-earning deposits with banks	109,265	214,728
Federal Home Loan Bank stock	0	0
Accrued interest receivable	13,366	12,825
Accrued interest payable	9,318	8,396
Fair value, inputs, level 2 [Member] \| Approximate fair value [Member]
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Securities purchased under agreements to resell	96,792
Securities available for sale	537,856	544,565
Federal Home Loan Bank stock	15,190	15,129
Loans, net	2,959,230	2,905,574
Derivative asset, interest rate swaps	13,802	24,181
Deposits	3,305,371	3,357,219
Subordinated notes, net	70,648	68,522
Federal Home Loan Bank advances	270,000	270,000
Long-term debt	38,986	42,736
Derivative liability, interest rate swaps	$ 11,348	$ 14,554

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