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Allowance for Loan Loss (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021
Financing Receivable, Allowance for Credit Losses [Roll Forward]
Financing Receivable, Allowance for Credit Losses	$ 4,716	$ 5,107	$ 4,939	$ 5,618
Financing Receivable, Allowance for Credit Losses, Charge-offs	(16)	0	(84)	(6)
Financing Receivable, Allowance for Credit Losses, Recoveries	16	12	111	107
Financing Receivable Allowance For Credit Losses Net Chargeoffs Recoveries	0	12	27	101
Provision for loan losses	250	0	0	(600)
Financing Receivable, Allowance for Credit Losses	4,966	5,119	4,966	5,119
Commercial and Industrial Loans [Member]
Financing Receivable, Allowance for Credit Losses [Roll Forward]
Financing Receivable, Allowance for Credit Losses	761	829	857	807
Financing Receivable, Allowance for Credit Losses, Charge-offs	(13)	0	(17)	0
Financing Receivable, Allowance for Credit Losses, Recoveries	2	1	6	55
Financing Receivable Allowance For Credit Losses Net Chargeoffs Recoveries	(11)	1	(11)	55
Provision for loan losses	(18)	(14)	(114)	(46)
Financing Receivable, Allowance for Credit Losses	732	816	732	816
Construction And Land Development Loans [Member]
Financing Receivable, Allowance for Credit Losses [Roll Forward]
Financing Receivable, Allowance for Credit Losses	576	639	518	594
Financing Receivable, Allowance for Credit Losses, Charge-offs	0	0	0	0
Financing Receivable, Allowance for Credit Losses, Recoveries	0	0	0	0
Financing Receivable Allowance For Credit Losses Net Chargeoffs Recoveries	0	0	0	0
Provision for loan losses	213	(49)	271	(4)
Financing Receivable, Allowance for Credit Losses	789	590	789	590
Commercial Real Estate Loans, Total [Member]
Financing Receivable, Allowance for Credit Losses [Roll Forward]
Financing Receivable, Allowance for Credit Losses	2,523	2,704	2,739	3,169
Financing Receivable, Allowance for Credit Losses, Charge-offs	0	0	0	0
Financing Receivable, Allowance for Credit Losses, Recoveries	0	0	22	0
Financing Receivable Allowance For Credit Losses Net Chargeoffs Recoveries	0	0	22	0
Provision for loan losses	38	119	(200)	(346)
Financing Receivable, Allowance for Credit Losses	2,561	2,823	2,561	2,823
Residential Real Estate Loans, Total [Member]
Financing Receivable, Allowance for Credit Losses [Roll Forward]
Financing Receivable, Allowance for Credit Losses	753	838	739	944
Financing Receivable, Allowance for Credit Losses, Charge-offs	0	0	0	(1)
Financing Receivable, Allowance for Credit Losses, Recoveries	8	7	22	33
Financing Receivable Allowance For Credit Losses Net Chargeoffs Recoveries	8	7	22	32
Provision for loan losses	22	(46)	22	(177)
Financing Receivable, Allowance for Credit Losses	783	799	783	799
Consumer Installment and Revolving Loans [Member]
Financing Receivable, Allowance for Credit Losses [Roll Forward]
Financing Receivable, Allowance for Credit Losses	103	97	86	104
Financing Receivable, Allowance for Credit Losses, Charge-offs	(3)	0	(67)	(5)
Financing Receivable, Allowance for Credit Losses, Recoveries	6	4	61	19
Financing Receivable Allowance For Credit Losses Net Chargeoffs Recoveries	3	4	(6)	14
Provision for loan losses	(5)	(10)	21	(27)
Financing Receivable, Allowance for Credit Losses	$ 101	$ 91	$ 101	$ 91

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- Definition

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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