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Loans and Allowance for Loan Losses - Aging of Past Due Loans by Class of Loan (Details) - USD ($) $ in Thousands	Mar. 31, 2024	Dec. 31, 2023
Financing Receivable, Past Due [Line Items]
Loans	$ 4,577,368	$ 4,524,510
Financial Asset, Current
Financing Receivable, Past Due [Line Items]
Loans	4,565,224	4,513,888
30-59 Days Past Due
Financing Receivable, Past Due [Line Items]
Loans	7,494	7,560
60-89 Days Past Due
Financing Receivable, Past Due [Line Items]
Loans	1,909	1,156
Greater than 90 Days Past Due
Financing Receivable, Past Due [Line Items]
Loans	2,741	1,906
Financial Asset, Past Due
Financing Receivable, Past Due [Line Items]
Loans	12,144	10,622
Construction Real Estate Loans
Financing Receivable, Past Due [Line Items]
Loans	599,464	789,744
Construction Real Estate Loans | Financial Asset, Current
Financing Receivable, Past Due [Line Items]
Loans	599,444	789,241
Construction Real Estate Loans | 30-59 Days Past Due
Financing Receivable, Past Due [Line Items]
Loans	20	474
Construction Real Estate Loans | 60-89 Days Past Due
Financing Receivable, Past Due [Line Items]
Loans	0	0
Construction Real Estate Loans | Greater than 90 Days Past Due
Financing Receivable, Past Due [Line Items]
Loans	0	29
Construction Real Estate Loans | Financial Asset, Past Due
Financing Receivable, Past Due [Line Items]
Loans	20	503
1-4 Family Residential Real Estate Loans
Financing Receivable, Past Due [Line Items]
Loans	720,508	696,738
1-4 Family Residential Real Estate Loans | Financial Asset, Current
Financing Receivable, Past Due [Line Items]
Loans	713,344	689,626
1-4 Family Residential Real Estate Loans | 30-59 Days Past Due
Financing Receivable, Past Due [Line Items]
Loans	4,908	4,638
1-4 Family Residential Real Estate Loans | 60-89 Days Past Due
Financing Receivable, Past Due [Line Items]
Loans	26	774
1-4 Family Residential Real Estate Loans | Greater than 90 Days Past Due
Financing Receivable, Past Due [Line Items]
Loans	2,230	1,700
1-4 Family Residential Real Estate Loans | Financial Asset, Past Due
Financing Receivable, Past Due [Line Items]
Loans	7,164	7,112
Commercial Real Estate Loans
Financing Receivable, Past Due [Line Items]
Loans	2,413,345	2,168,451
Commercial Real Estate Loans | Financial Asset, Current
Financing Receivable, Past Due [Line Items]
Loans	2,409,968	2,167,756
Commercial Real Estate Loans | 30-59 Days Past Due
Financing Receivable, Past Due [Line Items]
Loans	1,250	621
Commercial Real Estate Loans | 60-89 Days Past Due
Financing Receivable, Past Due [Line Items]
Loans	1,781	34
Commercial Real Estate Loans | Greater than 90 Days Past Due
Financing Receivable, Past Due [Line Items]
Loans	346	40
Commercial Real Estate Loans | Financial Asset, Past Due
Financing Receivable, Past Due [Line Items]
Loans	3,377	695
Commercial loans
Financing Receivable, Past Due [Line Items]
Loans	358,053	366,893
Commercial loans | Financial Asset, Current
Financing Receivable, Past Due [Line Items]
Loans	356,549	364,726
Commercial loans | 30-59 Days Past Due
Financing Receivable, Past Due [Line Items]
Loans	1,261	1,693
Commercial loans | 60-89 Days Past Due
Financing Receivable, Past Due [Line Items]
Loans	78	347
Commercial loans | Greater than 90 Days Past Due
Financing Receivable, Past Due [Line Items]
Loans	165	127
Commercial loans | Financial Asset, Past Due
Financing Receivable, Past Due [Line Items]
Loans	1,504	2,167
Municipal loans
Financing Receivable, Past Due [Line Items]
Loans	427,225	441,168
Municipal loans | Financial Asset, Current
Financing Receivable, Past Due [Line Items]
Loans	427,225	441,141
Municipal loans | 30-59 Days Past Due
Financing Receivable, Past Due [Line Items]
Loans	0	27
Municipal loans | 60-89 Days Past Due
Financing Receivable, Past Due [Line Items]
Loans	0	0
Municipal loans | Greater than 90 Days Past Due
Financing Receivable, Past Due [Line Items]
Loans	0	0
Municipal loans | Financial Asset, Past Due
Financing Receivable, Past Due [Line Items]
Loans	0	27
Loans to individuals
Financing Receivable, Past Due [Line Items]
Loans	58,773	61,516
Loans to individuals | Financial Asset, Current
Financing Receivable, Past Due [Line Items]
Loans	58,694	61,398
Loans to individuals | 30-59 Days Past Due
Financing Receivable, Past Due [Line Items]
Loans	55	107
Loans to individuals | 60-89 Days Past Due
Financing Receivable, Past Due [Line Items]
Loans	24	1
Loans to individuals | Greater than 90 Days Past Due
Financing Receivable, Past Due [Line Items]
Loans	0	10
Loans to individuals | Financial Asset, Past Due
Financing Receivable, Past Due [Line Items]
Loans	$ 79	$ 118

X

- Definition

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