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Allowance for Loan Credit Losses - Past due and non-accrual loans (Details) - USD ($) $ in Thousands	Sep. 30, 2024	Dec. 31, 2023
Financing receivable, past due
Current	$ 1,838,100	$ 1,854,984
Total loans	1,838,100	1,854,984
Commercial Real Estate | Real Estate Loans
Financing receivable, past due
Current	1,162,103	1,146,116
Total loans	1,162,103	1,146,116
Construction and land development | Real Estate Loans
Financing receivable, past due
Current	161,466	180,922
Total loans	161,466	180,922
Residential Real Estate | Real Estate Loans
Financing receivable, past due
Current	473,787	482,182
Total loans	473,787	482,182
Commercial | Commercial - Non-Real Estate
Financing receivable, past due
Current	39,867	45,204
Total loans	39,867	45,204
Consumer | Consumer - Non-Real Estate
Financing receivable, past due
Current	877	560
Total loans	$ 877	$ 560

X

- Definition

It represents the loans and leases receivable, current carrying amount.

+ References

No definition available.

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- Definition

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+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 942
-SubTopic 210
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-03(7))
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147478546/942-210-S99-1

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- Definition

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+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 326
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 14
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479319/326-20-50-14

Reference 2: http://www.xbrl.org/2003/role/exampleRef
-Topic 326
-SubTopic 20
-Name Accounting Standards Codification
-Section 55
-Paragraph 80
-Publisher FASB
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