Allowance for Loan Credit Losses - Past due and non-accrual loans (Details) - USD ($) $ in Thousands	Mar. 31, 2023	Dec. 31, 2022	Mar. 31, 2022
Financing receivable, past due
Current	$ 1,767,250	$ 1,785,448
Total loans	1,767,250
Total loans		1,785,448	$ 1,628,480
Residential Real Estate \| Real Estate Loans
Financing receivable, past due
Current	433,076	426,841
Total loans	433,076
Total loans		426,841	356,331
Commercial Real Estate \| Real Estate Loans
Financing receivable, past due
Current	1,112,905	1,118,127
Total loans	1,112,905
Total loans		1,118,127	992,126
Construction and land development \| Real Estate Loans
Financing receivable, past due
Current	179,606	195,027
Total loans	179,606
Total loans		195,027	219,160
Commercial \| Commercial - Non-Real Estate
Financing receivable, past due
Current	41,339	44,924
Total loans	41,339
Total loans		44,924	60,350
Consumer \| Consumer - Non-Real Estate
Financing receivable, past due
Current	324	529
Total loans	$ 324
Total loans		$ 529	$ 513

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

No definition available.

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Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- 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
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 20
-Section 45
-Paragraph 2
-URI https://asc.fasb.org/extlink&oid=6378536&loc=d3e10095-111533

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-03(7))
-URI https://asc.fasb.org/extlink&oid=126897435&loc=d3e534808-122878

+ 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

No definition available.

+ Details

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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
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 45
-Paragraph 2
-URI https://asc.fasb.org/extlink&oid=124259787&loc=d3e4428-111522

+ Details

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- Details

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- Details

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- Details

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- Details

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- Details

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- Details

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