Allowance for Credit Losses - Schedule of Allowance for Credit Losses by Portfolio Segment for Loans (Details) - USD ($) $ in Thousands	3 Months Ended	9 Months Ended
Sep. 30, 2025	Sep. 30, 2024	Sep. 30, 2025	Sep. 30, 2024
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss [Roll Forward]
Beginning balance	$ 19,153	$ 18,806	$ 18,980	$ 18,371
Charge-Offs	(1,904)	(309)	(3,780)	(1,934)
Recoveries	77	170	298	464
Provision for credit losses on loans	760	996	2,588	2,762
Ending balance	18,086	19,663	18,086	19,663
Total commercial real estate
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss [Roll Forward]
Beginning balance	6,959	8,691	7,765	9,268
Charge-Offs	(283)	0	(509)	(20)
Recoveries	10	38	21	58
Provision for credit losses on loans	243	(389)	(348)	(966)
Ending balance	6,929	8,340	6,929	8,340
Total commercial real estate \| Construction, land & land development
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss [Roll Forward]
Beginning balance	1,531	1,295	1,306	2,204
Charge-Offs	0	0	0	0
Recoveries	0	13	1	15
Provision for credit losses on loans	256	(14)	480	(925)
Ending balance	1,787	1,294	1,787	1,294
Total commercial real estate \| Other commercial real estate
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss [Roll Forward]
Beginning balance	5,428	7,396	6,459	7,064
Charge-Offs	(283)	0	(509)	(20)
Recoveries	10	25	20	43
Provision for credit losses on loans	(13)	(375)	(828)	(41)
Ending balance	5,142	7,046	5,142	7,046
Residential real estate
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss [Roll Forward]
Beginning balance	5,452	5,990	5,502	5,105
Charge-Offs	(1)	(9)	(183)	(349)
Recoveries	37	45	165	252
Provision for credit losses on loans	(1,458)	69	(1,454)	1,087
Ending balance	4,030	6,095	4,030	6,095
Commercial, financial & agricultural
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss [Roll Forward]
Beginning balance	3,060	2,015	2,904	2,110
Charge-Offs	(1,235)	(85)	(2,149)	(1,099)
Recoveries	25	76	88	135
Provision for credit losses on loans	1,956	885	2,963	1,745
Ending balance	3,806	2,891	3,806	2,891
Consumer and other
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss [Roll Forward]
Beginning balance	3,682	2,110	2,809	1,888
Charge-Offs	(385)	(215)	(939)	(466)
Recoveries	5	11	24	19
Provision for credit losses on loans	19	431	1,427	896
Ending balance	$ 3,321	$ 2,337	$ 3,321	$ 2,337

Amount excluding accrued interest, of allowance for credit loss on financing receivable. Excludes net investment in lease.

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 326
-SubTopic 20
-Name Accounting Standards Codification
-Section 45
-Paragraph 1
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479344/326-20-45-1

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- Definition

Amount, excluding accrued interest, of increase in allowance for credit loss on financing receivable from recovery. Excludes net investment in lease.

+ References

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

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A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.

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Amount, excluding accrued interest, of decrease in allowance for credit loss on financing receivable from writeoff. Excludes net investment in lease.

+ References

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

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 326
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 6
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479319/326-20-50-6

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Amount, excluding accrued interest, of credit loss expense (reversal of expense) on financing receivable. Excludes net investment in lease.

+ 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 220
-SubTopic 40
-Name Accounting Standards Codification
-Section 50
-Paragraph 22
-Subparagraph (a)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147476148/220-40-50-22

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