LOANS AND ALLOWANCE FOR CREDIT LOSSES - Loan Portfolio (Details) - USD ($) $ in Thousands	Dec. 31, 2025	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Accounts Notes And Loans Receivable [Line Items]
Loans held for investment	$ 7,300,591	$ 7,439,854
Allowance for credit losses on loans	(83,629)	(81,058)	$ (91,684)	$ (93,180)
Loans, net	7,216,962	7,358,796
Commercial and industrial
Accounts Notes And Loans Receivable [Line Items]
Loans held for investment	1,476,559	1,362,260
Allowance for credit losses on loans	(33,182)	(28,847)	(31,979)	(41,236)
Real estate \| Commercial real estate (including multi-family residential)
Accounts Notes And Loans Receivable [Line Items]
Loans held for investment	3,766,294	3,868,218
Allowance for credit losses on loans	(31,873)	(29,833)	(38,187)	(32,970)
Real estate \| Commercial real estate construction and land development
Accounts Notes And Loans Receivable [Line Items]
Loans held for investment	720,779	845,494
Allowance for credit losses on loans	(13,220)	(16,383)	(13,627)	(14,121)
Real estate \| 1-4 family residential (including home equity)
Accounts Notes And Loans Receivable [Line Items]
Loans held for investment	1,136,227	1,115,484
Allowance for credit losses on loans	(3,214)	(3,320)	(4,785)	(2,709)
Real estate \| Residential construction
Accounts Notes And Loans Receivable [Line Items]
Loans held for investment	124,653	157,977
Allowance for credit losses on loans	(1,222)	(1,565)	(2,623)	(1,796)
Consumer and other
Accounts Notes And Loans Receivable [Line Items]
Loans held for investment	76,079	90,421
Allowance for credit losses on loans	$ (918)	$ (1,110)	$ (483)	$ (348)

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.

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 310
-SubTopic 20
-Name Accounting Standards Codification
-Section 40
-Paragraph 7
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147481628/310-20-40-7

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-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

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

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 326
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-Name Accounting Standards Codification
-Section 50
-Paragraph 3B
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479319/326-20-50-3B

Reference 3: http://www.xbrl.org/2003/role/disclosureRef
-Topic 326
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-Name Accounting Standards Codification
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-Paragraph 5
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-Publisher FASB
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