Loans and Allowance for Credit Losses - Allowance for Credit Losses on Loans and Leases (Details) - USD ($)	9 Months Ended
Sep. 30, 2023	Sep. 30, 2022	Dec. 31, 2022
Beginning balance	$ 9,422,000	$ 8,320,000
Charge-offs	(1,476,000)	(2,275,000)
Recoveries	773,000	547,000
Provision for (recovery of) credit losses	538,000	2,781,000
Ending balance	11,380,000	9,373,000
Loans	815,300,000		$ 773,873,000
Impact of Adopting CECL [Member]
Ending balance	2,123,000
Construction, Land Development and Other Land Loans [Member]
Beginning balance	517,000	628,000
Recoveries		2,000
Provision for (recovery of) credit losses	157,000	(246,000)
Ending balance	580,000	384,000
Construction, Land Development and Other Land Loans [Member] \| Impact of Adopting CECL [Member]
Ending balance	(94,000)
Secured by Real Estate 1-4 Family Residential Properties [Member]
Beginning balance	832,000	690,000
Charge-offs	(96,000)	(10,000)
Recoveries	39,000	23,000
Provision for (recovery of) credit losses	18,000	89,000
Ending balance	754,000	792,000
Secured by Real Estate 1-4 Family Residential Properties [Member] \| Impact of Adopting CECL [Member]
Ending balance	(39,000)
Secured By Multi family Residential Properties [Member]
Beginning balance	646,000	437,000
Provision for (recovery of) credit losses	(156,000)	210,000
Ending balance	405,000	647,000
Secured By Multi family Residential Properties [Member] \| Impact of Adopting CECL [Member]
Ending balance	(85,000)
Secured By Non-farm Non residential Properties [Member]
Beginning balance	1,970,000	1,958,000
Recoveries		4,000
Provision for (recovery of) credit losses	(201,000)	30,000
Ending balance	1,622,000	1,992,000
Secured By Non-farm Non residential Properties [Member] \| Impact of Adopting CECL [Member]
Ending balance	(147,000)
Commercial and Industrial Loans [Member]
Beginning balance	919,000	860,000
Provision for (recovery of) credit losses	(369,000)	244,000
Ending balance	530,000	1,104,000
Loans	59,369,000		73,546,000
Commercial and Industrial Loans [Member] \| Impact of Adopting CECL [Member]
Ending balance	(20,000)
Consumer Portfolio Segment [Member]
Loans	410,258,000
Consumer Portfolio Segment [Member] \| Secured by 1-4 Family Residential Properties [Member]
Loans	83,876,000
Consumer Portfolio Segment [Member] \| Direct [Member]
Beginning balance	866,000	1,004,000
Charge-offs	(521,000)	(1,604,000)
Recoveries	499,000	387,000
Provision for (recovery of) credit losses	(404,000)	1,161,000
Ending balance	487,000	948,000
Loans	6,544,000		9,851,000
Consumer Portfolio Segment [Member] \| Direct [Member] \| Impact of Adopting CECL [Member]
Ending balance	47,000
Consumer Portfolio Segment [Member] \| Branch Retail [Member]
Beginning balance	518,000	304,000
Charge-offs	(359,000)	(423,000)
Recoveries	195,000	97,000
Provision for (recovery of) credit losses	(147)	445,000
Ending balance	835,000	423,000
Loans	9,648,000		13,992,000
Consumer Portfolio Segment [Member] \| Branch Retail [Member] \| Impact of Adopting CECL [Member]
Ending balance	628,000
Consumer Portfolio Segment [Member] \| Indirect Consumer [Member]
Beginning balance	3,154,000	2,439,000
Charge-offs	(500,000)	(238,000)
Recoveries	40,000	34,000
Provision for (recovery of) credit losses	1,640,000	848,000
Ending balance	6,167,000	$ 3,083,000
Loans	310,190,000		$ 266,567,000
Consumer Portfolio Segment [Member] \| Indirect Consumer [Member] \| Impact of Adopting CECL [Member]
Ending balance	$ 1,833,000

Amount of direct write-downs of accounts receivable charged against the allowance.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 326
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 13
-Subparagraph (d)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147479319/326-20-50-13

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Amount of recovery of loans and lease receivables which had previously been fully or partially written-off as bad debts.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Section 50
-Paragraph 11B
-Subparagraph (c)(4)
-SubTopic 10
-Topic 310
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147481962/310-10-50-11B

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- Definition

Amount of allowance to cover probable credit losses on loans and leases. Includes carryover of or adjustments to the allowance for loan losses in connection with business combinations. Excludes allowance for loans and leases covered under loss sharing agreements.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Topic 310
-SubTopic 30
-Section 50
-Paragraph 2
-Subparagraph (b)(1)(ii)
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Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
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Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
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Reference 4: http://www.xbrl.org/2009/role/commonPracticeRef
-Name Accounting Standards Codification
-Section S99
-Paragraph 4
-Subparagraph (SAB Topic 6.L.1)
-SubTopic 10
-Topic 310
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147480418/310-10-S99-4

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Amount before allowance of loans and leases held in portfolio, including but not limited to, commercial and consumer loans. Includes deferred interest and fees, undisbursed portion of loan balance, unamortized costs and premiums and discounts from face amounts. Excludes loans and leases covered under loss sharing agreements.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Topic 310
-SubTopic 10
-Name Accounting Standards Codification
-Section 45
-Paragraph 2
-Publisher FASB
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- Definition

Amount of credit loss expense (reversal of expense) for financing receivable.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 326
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 13
-Subparagraph (b)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147479319/326-20-50-13

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 942
-SubTopic 220
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-04(11))
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147483589/942-220-S99-1

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