Loans and Allowance for Loan Losses - Troubled Debt Restructurings (Details) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2022 USD ($)	Sep. 30, 2021 USD ($) contract	Sep. 30, 2022 USD ($) contract	Sep. 30, 2021 USD ($) contract
Financing Receivable, Troubled Debt Restructuring [Line Items]
Number of Loans | contract		4	7	9
Total Modifications	$ 0	$ 672	$ 321	$ 907
1-4 Family Residential Real Estate Loans
Financing Receivable, Troubled Debt Restructuring [Line Items]
Number of Loans | contract		3	4	5
Total Modifications		$ 219	$ 307	$ 344
Commercial Real Estate Loans
Financing Receivable, Troubled Debt Restructuring [Line Items]
Number of Loans | contract		1		1
Total Modifications		$ 453		$ 453
Commercial loans
Financing Receivable, Troubled Debt Restructuring [Line Items]
Number of Loans | contract			1	3
Total Modifications			$ 5	$ 110
Loans to individuals
Financing Receivable, Troubled Debt Restructuring [Line Items]
Number of Loans | contract			2
Total Modifications			$ 9
Extended Amortization Period
Financing Receivable, Troubled Debt Restructuring [Line Items]
Total Modifications		0	0	0
Extended Amortization Period | 1-4 Family Residential Real Estate Loans
Financing Receivable, Troubled Debt Restructuring [Line Items]
Total Modifications		0	0	0
Extended Amortization Period | Commercial Real Estate Loans
Financing Receivable, Troubled Debt Restructuring [Line Items]
Total Modifications		0		0
Extended Amortization Period | Commercial loans
Financing Receivable, Troubled Debt Restructuring [Line Items]
Total Modifications			0	0
Extended Amortization Period | Loans to individuals
Financing Receivable, Troubled Debt Restructuring [Line Items]
Total Modifications			0
Interest Rate Reduction
Financing Receivable, Troubled Debt Restructuring [Line Items]
Total Modifications		0	0	16
Interest Rate Reduction | 1-4 Family Residential Real Estate Loans
Financing Receivable, Troubled Debt Restructuring [Line Items]
Total Modifications		0	0	0
Interest Rate Reduction | Commercial Real Estate Loans
Financing Receivable, Troubled Debt Restructuring [Line Items]
Total Modifications		0		0
Interest Rate Reduction | Commercial loans
Financing Receivable, Troubled Debt Restructuring [Line Items]
Total Modifications			0	16
Interest Rate Reduction | Loans to individuals
Financing Receivable, Troubled Debt Restructuring [Line Items]
Total Modifications			0
Combination
Financing Receivable, Troubled Debt Restructuring [Line Items]
Total Modifications		672	321	891
Combination | 1-4 Family Residential Real Estate Loans
Financing Receivable, Troubled Debt Restructuring [Line Items]
Total Modifications		219	307	344
Combination | Commercial Real Estate Loans
Financing Receivable, Troubled Debt Restructuring [Line Items]
Total Modifications		$ 453		453
Combination | Commercial loans
Financing Receivable, Troubled Debt Restructuring [Line Items]
Total Modifications			5	$ 94
Combination | Loans to individuals
Financing Receivable, Troubled Debt Restructuring [Line Items]
Total Modifications			$ 9