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Summary of Significant Accounting Policies - Summary of the Impact on Allowance for Credit Losses on Loans and Leases of the Adoption of ASC 326 (Details) - USD ($) $ in Thousands	Dec. 31, 2023	Jan. 01, 2023	Dec. 31, 2022
Beginning balance, prior to the adoption of ASC 326		$ 9,422	$ 8,320
Ending balance	$ 10,507		9,422
Commercial and Industrial Loans [Member]
Beginning balance, prior to the adoption of ASC 326		919	860
Ending balance	513		919
Construction, Land Development and Other Land Loans [Member]
Beginning balance, prior to the adoption of ASC 326		517	628
Ending balance	565		517
Secured by Real Estate 1-4 Family Residential Properties [Member]
Beginning balance, prior to the adoption of ASC 326		832	690
Ending balance	591		832
Secured By Multi family Residential Properties [Member]
Beginning balance, prior to the adoption of ASC 326		646	437
Ending balance	415		646
Secured By Nonfarm Nonresidential Properties [Member]
Beginning balance, prior to the adoption of ASC 326		1,970	1,958
Ending balance	1,425		1,970
Direct Consumer [Member] | Consumer Portfolio Segment [Member]
Beginning balance, prior to the adoption of ASC 326		866	1,004
Ending balance	64		866
Branch Retail [Member] | Consumer Portfolio Segment [Member]
Beginning balance, prior to the adoption of ASC 326		518	304
Ending balance	436		518
Indirect Consumer [Member] | Consumer Portfolio Segment [Member]
Beginning balance, prior to the adoption of ASC 326		3,154	2,439
Ending balance	6,498		$ 3,154
Impact of Adopting CECL [Member]
Beginning balance, prior to the adoption of ASC 326	2,123
Ending balance	2,123	2,123
Impact of Adopting CECL [Member] | After Adoption [Member]
Beginning balance, prior to the adoption of ASC 326	11,545
Ending balance		11,545
Impact of Adopting CECL [Member] | Commercial and Industrial Loans [Member]
Beginning balance, prior to the adoption of ASC 326	(20)
Ending balance	(20)	(20)
Impact of Adopting CECL [Member] | Commercial and Industrial Loans [Member] | After Adoption [Member]
Beginning balance, prior to the adoption of ASC 326	899
Ending balance		899
Impact of Adopting CECL [Member] | Construction, Land Development and Other Land Loans [Member]
Beginning balance, prior to the adoption of ASC 326	(94)
Ending balance	(94)	(94)
Impact of Adopting CECL [Member] | Construction, Land Development and Other Land Loans [Member] | After Adoption [Member]
Beginning balance, prior to the adoption of ASC 326	423
Ending balance		423
Impact of Adopting CECL [Member] | Secured by Real Estate 1-4 Family Residential Properties [Member]
Beginning balance, prior to the adoption of ASC 326	(39)
Ending balance	(39)	(39)
Impact of Adopting CECL [Member] | Secured by Real Estate 1-4 Family Residential Properties [Member] | After Adoption [Member]
Beginning balance, prior to the adoption of ASC 326	793
Ending balance		793
Impact of Adopting CECL [Member] | Secured By Multi family Residential Properties [Member]
Beginning balance, prior to the adoption of ASC 326	(85)
Ending balance	(85)	(85)
Impact of Adopting CECL [Member] | Secured By Multi family Residential Properties [Member] | After Adoption [Member]
Beginning balance, prior to the adoption of ASC 326	561
Ending balance		561
Impact of Adopting CECL [Member] | Secured By Nonfarm Nonresidential Properties [Member]
Beginning balance, prior to the adoption of ASC 326	(147)
Ending balance	(147)	(147)
Impact of Adopting CECL [Member] | Secured By Nonfarm Nonresidential Properties [Member] | After Adoption [Member]
Beginning balance, prior to the adoption of ASC 326	1,823
Ending balance		1,823
Impact of Adopting CECL [Member] | Direct Consumer [Member] | Consumer Portfolio Segment [Member]
Beginning balance, prior to the adoption of ASC 326	47
Ending balance	47	47
Impact of Adopting CECL [Member] | Direct Consumer [Member] | Consumer Portfolio Segment [Member] | After Adoption [Member]
Beginning balance, prior to the adoption of ASC 326	913
Ending balance		913
Impact of Adopting CECL [Member] | Branch Retail [Member] | Consumer Portfolio Segment [Member]
Beginning balance, prior to the adoption of ASC 326	628
Ending balance	628	628
Impact of Adopting CECL [Member] | Branch Retail [Member] | Consumer Portfolio Segment [Member] | After Adoption [Member]
Beginning balance, prior to the adoption of ASC 326	1,146
Ending balance		1,146
Impact of Adopting CECL [Member] | Indirect Consumer [Member] | Consumer Portfolio Segment [Member]
Beginning balance, prior to the adoption of ASC 326	1,833
Ending balance	1,833	1,833
Impact of Adopting CECL [Member] | Indirect Consumer [Member] | Consumer Portfolio Segment [Member] | After Adoption [Member]
Beginning balance, prior to the adoption of ASC 326	$ 4,987
Ending balance		$ 4,987

X

- 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)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147481696/310-30-50-2

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Section 50
-Paragraph 11B
-Subparagraph (c)(1)
-SubTopic 10
-Topic 310
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147481962/310-10-50-11B

Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Section 50
-Paragraph 11B
-Subparagraph (g)
-SubTopic 10
-Topic 310
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147481962/310-10-50-11B

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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