Fair Value, Fair Values of Financial Instruments (Details) - USD ($) $ in Thousands	Mar. 31, 2022	Dec. 31, 2021
Financial Assets [Abstract]
Securities available-for-sale	$ 170,308	$ 156,396
Carrying Value [Member]
Financial Assets [Abstract]
Cash and cash equivalents	246,106	231,520
Securities available-for-sale	170,308	156,396
Loans receivable held for investment	653,375	648,513
Accrued interest receivable	2,449	3,372
Bank owned life insurance	3,200	3,190
Financial Liabilities [Abstract]
Deposits	839,714	788,052
Federal Home Loan Bank advances	73,001	85,952
Securities sold under agreements to repurchase	56,003	51,960
Notes payable	14,000	14,000
Accrued interest payable	135	119
Fair Value [Member]
Financial Assets [Abstract]
Cash and cash equivalents	246,106	231,520
Securities available-for-sale	170,308	156,396
Loans receivable held for investment	598,354	623,778
Accrued interest receivable	2,449	3,372
Bank owned life insurance	3,200	3,190
Financial Liabilities [Abstract]
Deposits	784,698	754,181
Federal Home Loan Bank advances	72,037	87,082
Securities sold under agreements to repurchase	52,873	51,960
Notes payable	14,000	14,000
Accrued interest payable	135	119
Fair Value [Member] | Level 1 [Member]
Financial Assets [Abstract]
Cash and cash equivalents	246,106	231,520
Securities available-for-sale	0	0
Loans receivable held for investment	0	0
Accrued interest receivable	1	19
Bank owned life insurance	3,200	3,190
Financial Liabilities [Abstract]
Deposits	0	0
Federal Home Loan Bank advances	0	0
Securities sold under agreements to repurchase	0	0
Notes payable	0	0
Accrued interest payable	0	0
Fair Value [Member] | Level 2 [Member]
Financial Assets [Abstract]
Cash and cash equivalents	0	0
Securities available-for-sale	170,308	156,396
Loans receivable held for investment	0	0
Accrued interest receivable	266	1,089
Bank owned life insurance	0	0
Financial Liabilities [Abstract]
Deposits	784,698	754,181
Federal Home Loan Bank advances	72,037	87,082
Securities sold under agreements to repurchase	52,873	51,960
Notes payable	14,000	14,000
Accrued interest payable	135	119
Fair Value [Member] | Level 3 [Member]
Financial Assets [Abstract]
Cash and cash equivalents	0	0
Securities available-for-sale	0	0
Loans receivable held for investment	598,354	623,778
Accrued interest receivable	2,182	2,264
Bank owned life insurance	0	0
Financial Liabilities [Abstract]
Deposits	0	0
Federal Home Loan Bank advances	0	0
Securities sold under agreements to repurchase	0	0
Notes payable	0	0
Accrued interest payable	$ 0	$ 0