Allowance for Loan Credit Losses - Past due and non-accrual loans (Details) - USD ($) $ in Thousands	Dec. 31, 2023	Dec. 31, 2022
Financing receivable, past due
Current	$ 1,854,984	$ 1,785,448
Total loans	1,854,984
Total loans (prior to adoption)		1,785,448
Commercial Real Estate \| Real Estate Loans
Financing receivable, past due
Current	1,146,116	1,118,127
Total loans	1,146,116
Total loans (prior to adoption)		1,118,127
Construction and land development \| Real Estate Loans
Financing receivable, past due
Current	180,922	195,027
Total loans	180,922
Total loans (prior to adoption)		195,027
Residential Real Estate \| Real Estate Loans
Financing receivable, past due
Current	482,182	426,841
Total loans	482,182
Total loans (prior to adoption)		426,841
Commercial \| Commercial - Non-Real Estate
Financing receivable, past due
Current	45,204	44,924
Total loans	45,204
Total loans (prior to adoption)		44,924
Consumer \| Consumer - Non-Real Estate
Financing receivable, past due
Current	560	529
Total loans	$ 560
Total loans (prior to adoption)		$ 529

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

No definition available.

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- Definition

Amortized cost excluding accrued interest, before allowance for credit loss, fee, and loan in process, of financing receivable. Excludes net investment in lease.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 310
-SubTopic 20
-Name Accounting Standards Codification
-Section 45
-Paragraph 2
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147481598/310-20-45-2

Reference 2: 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//1943274/2147479853/942-210-S99-1

+ Details

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ 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
-URI https://asc.fasb.org//1943274/2147479294/326-20-55-80

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- Definition

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
-URI https://asc.fasb.org//1943274/2147481990/310-10-45-2

+ Details

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- Details

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