Loans and Allowance for Credit Losses Collateral Dependent Loans (Details) - USD ($) $ in Thousands	Sep. 30, 2025	Dec. 31, 2024
Loans, Collateral Dependent Loans [Line Items]
Loans, gross	$ 3,011,775	$ 3,008,013
1-4 family residential first mortgages [Member]
Loans, Collateral Dependent Loans [Line Items]
Loans, gross	87,784	87,858
Real estate [Member]
Loans, Collateral Dependent Loans [Line Items]
Loans, gross	0	133
Real estate [Member] \| 1-4 family residential first mortgages [Member]
Loans, Collateral Dependent Loans [Line Items]
Loans, gross		133
Equipment
Loans, Collateral Dependent Loans [Line Items]
Loans, gross	0	0
Equipment \| 1-4 family residential first mortgages [Member]
Loans, Collateral Dependent Loans [Line Items]
Loans, gross		0
Other Collateral
Loans, Collateral Dependent Loans [Line Items]
Loans, gross	0	0
Other Collateral \| 1-4 family residential first mortgages [Member]
Loans, Collateral Dependent Loans [Line Items]
Loans, gross		0
Total collateral pledged
Loans, Collateral Dependent Loans [Line Items]
Loans, gross	0	133
Allowance for credit loss allocated to collateral dependent loan	$ 0	0
Total collateral pledged \| 1-4 family residential first mortgages [Member]
Loans, Collateral Dependent Loans [Line Items]
Loans, gross		133
Allowance for credit loss allocated to collateral dependent loan		$ 0