Loans and the Allowance for Credit Losses on Loans, Amortized Cost Basis of Loans on Nonaccrual Status (Details) - USD ($) $ in Thousands		Jun. 30, 2023	Dec. 31, 2022
Amortized Cost Basis of Loans on Nonaccrual Status and Loans Past Due [Abstract]
Nonaccrual	[1]	$ 235	$ 1,243
Nonaccrual with no ACLL		87
90 Days and still Accruing		1,208
Mortgage Loans on Real Estate [Member]
Amortized Cost Basis of Loans on Nonaccrual Status and Loans Past Due [Abstract]
Nonaccrual	[1]	235	1,099
Nonaccrual with no ACLL		87
90 Days and still Accruing		350
Mortgage Loans on Real Estate [Member] | Residential 1-4 Family [Member]
Amortized Cost Basis of Loans on Nonaccrual Status and Loans Past Due [Abstract]
Nonaccrual	[1]	148	154
Nonaccrual with no ACLL		0
90 Days and still Accruing		350
Mortgage Loans on Real Estate [Member] | Construction and Land Development [Member]
Amortized Cost Basis of Loans on Nonaccrual Status and Loans Past Due [Abstract]
Nonaccrual	[1]	87	945
Nonaccrual with no ACLL		87
90 Days and still Accruing		0
Mortgage Loans on Real Estate [Member] | Equity Lines of Credit [Member]
Amortized Cost Basis of Loans on Nonaccrual Status and Loans Past Due [Abstract]
Nonaccrual	[1]	0	0
Nonaccrual with no ACLL		0
90 Days and still Accruing		0
Commercial and Industrial Loans [Member]
Amortized Cost Basis of Loans on Nonaccrual Status and Loans Past Due [Abstract]
Nonaccrual	[1]	0	144
Nonaccrual with no ACLL		0
90 Days and still Accruing		494
Consumer [Member] | Consumer Automobile Loans [Member]
Amortized Cost Basis of Loans on Nonaccrual Status and Loans Past Due [Abstract]
Nonaccrual	[1]	0	0
Nonaccrual with no ACLL		0
90 Days and still Accruing		286
Consumer [Member] | Other Consumer Loans [Member]
Amortized Cost Basis of Loans on Nonaccrual Status and Loans Past Due [Abstract]
Nonaccrual	[1]	0	$ 0
Nonaccrual with no ACLL		0
90 Days and still Accruing		$ 78

[1] For purposes of this table, if a loan is past due and on nonaccrual, it is included in the nonaccrual column and not also in its respective past due column.