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Allowance for Loan Loss (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2021
Financing Receivable, Allowance for Credit Losses [Roll Forward]
Financing Receivable, Allowance for Credit Losses	$ 4,939	$ 5,618
Financing Receivable, Allowance for Credit Losses, Charge-offs	(48)	(5)
Financing Receivable, Allowance for Credit Losses, Recoveries	17	69
Financing Receivable Allowance For Credit Losses Net Chargeoffs Recoveries	(31)	64
Provision for loan losses	(250)	0
Financing Receivable, Allowance for Credit Losses	4,658	5,682
Commercial and Industrial Loans [Member]
Financing Receivable, Allowance for Credit Losses [Roll Forward]
Financing Receivable, Allowance for Credit Losses	857	807
Financing Receivable, Allowance for Credit Losses, Charge-offs	0	0
Financing Receivable, Allowance for Credit Losses, Recoveries	2	2
Financing Receivable Allowance For Credit Losses Net Chargeoffs Recoveries	2	2
Provision for loan losses	(85)	19
Financing Receivable, Allowance for Credit Losses	774	828
Construction And Land Development Loans [Member]
Financing Receivable, Allowance for Credit Losses [Roll Forward]
Financing Receivable, Allowance for Credit Losses	518	594
Financing Receivable, Allowance for Credit Losses, Charge-offs	0	0
Financing Receivable, Allowance for Credit Losses, Recoveries	0	0
Financing Receivable Allowance For Credit Losses Net Chargeoffs Recoveries	0	0
Provision for loan losses	(10)	(43)
Financing Receivable, Allowance for Credit Losses	508	551
Commercial Real Estate Loans, Total [Member]
Financing Receivable, Allowance for Credit Losses [Roll Forward]
Financing Receivable, Allowance for Credit Losses	2,739	3,169
Financing Receivable, Allowance for Credit Losses, Charge-offs	0	0
Financing Receivable, Allowance for Credit Losses, Recoveries	0	50
Financing Receivable Allowance For Credit Losses Net Chargeoffs Recoveries	0	50
Provision for loan losses	(203)	40
Financing Receivable, Allowance for Credit Losses	2,536	3,259
Residential Real Estate Loans, Total [Member]
Financing Receivable, Allowance for Credit Losses [Roll Forward]
Financing Receivable, Allowance for Credit Losses	739	944
Financing Receivable, Allowance for Credit Losses, Charge-offs	0	0
Financing Receivable, Allowance for Credit Losses, Recoveries	7	13
Financing Receivable Allowance For Credit Losses Net Chargeoffs Recoveries	7	13
Provision for loan losses	(9)	(6)
Financing Receivable, Allowance for Credit Losses	737	951
Consumer Installment and Revolving Loans [Member]
Financing Receivable, Allowance for Credit Losses [Roll Forward]
Financing Receivable, Allowance for Credit Losses	86	104
Financing Receivable, Allowance for Credit Losses, Charge-offs	(48)	(5)
Financing Receivable, Allowance for Credit Losses, Recoveries	8	4
Financing Receivable Allowance For Credit Losses Net Chargeoffs Recoveries	(40)	(1)
Provision for loan losses	57	(10)
Financing Receivable, Allowance for Credit Losses	$ 103	$ 93

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Amount of allowance for credit loss on financing receivable. Excludes allowance for financing receivable covered under loss sharing agreement.

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Amount of increase in allowance for credit loss on financing receivable from recovery.

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Amount of writeoff of financing receivable, charged against allowance for credit loss.

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Amount of expense related loan transactions, lease transactions, credit loss from transactions other than loan and lease transactions, and other loss based on assessment of uncollectability from the counterparty to reduce the account to their net realizable value.

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