Loan Portfolio and Allowance for Credit Losses, Amortized Cost Basis of Loans on Nonaccrual Status (Details) - USD ($) $ in Thousands	Sep. 30, 2023	Dec. 31, 2022
Amortized Cost Basis of Loans on Nonaccrual Status and Loans Past Due [Abstract]
Non-accrual With No Allowance for Credit Loss	$ 17,052	$ 16,150
Non-accrual	821	1,333
Loans Past Due Over 89 Days Still Accruing	0	0
Commercial [Member] | Commercial Real Estate [Member]
Amortized Cost Basis of Loans on Nonaccrual Status and Loans Past Due [Abstract]
Non-accrual With No Allowance for Credit Loss	540	160
Non-accrual	0	39
Loans Past Due Over 89 Days Still Accruing	0	0
Commercial [Member] | Other [Member]
Amortized Cost Basis of Loans on Nonaccrual Status and Loans Past Due [Abstract]
Non-accrual With No Allowance for Credit Loss	314	20
Non-accrual	0	314
Loans Past Due Over 89 Days Still Accruing	0	0
Real Estate Mortgage - 1 to 4 Family [Member] | First Mortgages [Member]
Amortized Cost Basis of Loans on Nonaccrual Status and Loans Past Due [Abstract]
Non-accrual With No Allowance for Credit Loss	13,470	13,502
Non-accrual	646	843
Loans Past Due Over 89 Days Still Accruing	0	0
Real Estate Mortgage - 1 to 4 Family [Member] | Home Equity Loans [Member]
Amortized Cost Basis of Loans on Nonaccrual Status and Loans Past Due [Abstract]
Non-accrual With No Allowance for Credit Loss	277	129
Non-accrual	6	66
Loans Past Due Over 89 Days Still Accruing	0	0
Real Estate Mortgage - 1 to 4 Family [Member] | Home Equity Lines of Credit [Member]
Amortized Cost Basis of Loans on Nonaccrual Status and Loans Past Due [Abstract]
Non-accrual With No Allowance for Credit Loss	2,345	2,257
Non-accrual	117	47
Loans Past Due Over 89 Days Still Accruing	0	0
Installment [Member]
Amortized Cost Basis of Loans on Nonaccrual Status and Loans Past Due [Abstract]
Non-accrual With No Allowance for Credit Loss	106	82
Non-accrual	52	24
Loans Past Due Over 89 Days Still Accruing	$ 0	$ 0