Loans and Allowance for Credit Losses - Collateral Dependent Loans (Details) $ in Thousands	Dec. 31, 2023 USD ($)
Loans and Allowance for Loan Losses
Amortized costs, collateral dependent loans	$ 7,802
Allowance for credit loss, collateral dependent loans	2,994
Commercial
Loans and Allowance for Loan Losses
Amortized costs, collateral dependent loans	6,915
Allowance for credit loss, collateral dependent loans	2,985
Commercial | Commercial and industrial
Loans and Allowance for Loan Losses
Amortized costs, collateral dependent loans	6,124
Allowance for credit loss, collateral dependent loans	2,384
Commercial | Commercial real estate
Loans and Allowance for Loan Losses
Amortized costs, collateral dependent loans	791
Allowance for credit loss, collateral dependent loans	601
Consumer
Loans and Allowance for Loan Losses
Amortized costs, collateral dependent loans	887
Allowance for credit loss, collateral dependent loans	9
Consumer | Residential | Real estate first mortgage
Loans and Allowance for Loan Losses
Amortized costs, collateral dependent loans	638
Allowance for credit loss, collateral dependent loans	3
Consumer | Residential | Real estate junior lien
Loans and Allowance for Loan Losses
Amortized costs, collateral dependent loans	249
Allowance for credit loss, collateral dependent loans	6
Real Estate
Loans and Allowance for Loan Losses
Amortized costs, collateral dependent loans	7,591
Real Estate | Commercial
Loans and Allowance for Loan Losses
Amortized costs, collateral dependent loans	6,819
Real Estate | Commercial | Commercial and industrial
Loans and Allowance for Loan Losses
Amortized costs, collateral dependent loans	6,124
Real Estate | Commercial | Commercial real estate
Loans and Allowance for Loan Losses
Amortized costs, collateral dependent loans	695
Real Estate | Consumer
Loans and Allowance for Loan Losses
Amortized costs, collateral dependent loans	772
Real Estate | Consumer | Residential | Real estate first mortgage
Loans and Allowance for Loan Losses
Amortized costs, collateral dependent loans	638
Real Estate | Consumer | Residential | Real estate junior lien
Loans and Allowance for Loan Losses
Amortized costs, collateral dependent loans	134
Equipment
Loans and Allowance for Loan Losses
Amortized costs, collateral dependent loans	22
Equipment | Consumer
Loans and Allowance for Loan Losses
Amortized costs, collateral dependent loans	22
Equipment | Consumer | Residential | Real estate junior lien
Loans and Allowance for Loan Losses
Amortized costs, collateral dependent loans	22
Other
Loans and Allowance for Loan Losses
Amortized costs, collateral dependent loans	189
Other | Commercial
Loans and Allowance for Loan Losses
Amortized costs, collateral dependent loans	96
Other | Commercial | Commercial real estate
Loans and Allowance for Loan Losses
Amortized costs, collateral dependent loans	96
Other | Consumer
Loans and Allowance for Loan Losses
Amortized costs, collateral dependent loans	93
Other | Consumer | Residential | Real estate junior lien
Loans and Allowance for Loan Losses
Amortized costs, collateral dependent loans	$ 93