Loans and Allowance for Credit Losses on Loans HFI - Schedule of Analysis of Aging by Class of Financing Receivable (Details) - USD ($) $ in Thousands	Mar. 31, 2025	Dec. 31, 2024
Financing Receivable, Past Due [Line Items]
Loans held for investment	$ 9,771,536	$ 9,602,384
90 days or  more and accruing interest	28,422	24,347
Nonaccrual loans	48,738	59,358
30-89 days past due and accruing interest
Financing Receivable, Past Due [Line Items]
Loans held for investment	41,874	47,855
Loans current on payments and accruing interest
Financing Receivable, Past Due [Line Items]
Loans held for investment	9,652,502	9,470,824
Commercial and industrial
Financing Receivable, Past Due [Line Items]
Loans held for investment	1,782,981	1,691,213
90 days or  more and accruing interest	4,592	730
Nonaccrual loans	4,163	9,661
Commercial and industrial | 30-89 days past due and accruing interest
Financing Receivable, Past Due [Line Items]
Loans held for investment	2,257	1,204
Commercial and industrial | Loans current on payments and accruing interest
Financing Receivable, Past Due [Line Items]
Loans held for investment	1,771,969	1,679,618
Construction
Financing Receivable, Past Due [Line Items]
Loans held for investment	1,022,299	1,087,732
90 days or  more and accruing interest	26	538
Nonaccrual loans	10,364	10,915
Construction | 30-89 days past due and accruing interest
Financing Receivable, Past Due [Line Items]
Loans held for investment	1,858	3,288
Construction | Loans current on payments and accruing interest
Financing Receivable, Past Due [Line Items]
Loans held for investment	1,010,051	1,072,991
Residential real estate: | 1-to-4 family mortgage
Financing Receivable, Past Due [Line Items]
Loans held for investment	1,632,574	1,616,754
90 days or  more and accruing interest	15,372	15,319
Nonaccrual loans	9,207	12,625
Residential real estate: | 1-to-4 family mortgage | 30-89 days past due and accruing interest
Financing Receivable, Past Due [Line Items]
Loans held for investment	20,775	24,376
Residential real estate: | 1-to-4 family mortgage | Loans current on payments and accruing interest
Financing Receivable, Past Due [Line Items]
Loans held for investment	1,587,220	1,564,434
Residential real estate: | Residential line of credit
Financing Receivable, Past Due [Line Items]
Loans held for investment	613,868	602,475
90 days or  more and accruing interest	658	357
Nonaccrual loans	1,545	1,537
Residential real estate: | Residential line of credit | 30-89 days past due and accruing interest
Financing Receivable, Past Due [Line Items]
Loans held for investment	2,338	2,302
Residential real estate: | Residential line of credit | Loans current on payments and accruing interest
Financing Receivable, Past Due [Line Items]
Loans held for investment	609,327	598,279
Residential real estate: | Multi-family mortgage
Financing Receivable, Past Due [Line Items]
Loans held for investment	648,326	653,769
90 days or  more and accruing interest	0	0
Nonaccrual loans	21	21
Residential real estate: | Multi-family mortgage | 30-89 days past due and accruing interest
Financing Receivable, Past Due [Line Items]
Loans held for investment	0	979
Residential real estate: | Multi-family mortgage | Loans current on payments and accruing interest
Financing Receivable, Past Due [Line Items]
Loans held for investment	648,305	652,769
Commercial real estate: | Owner-occupied
Financing Receivable, Past Due [Line Items]
Loans held for investment	1,356,007	1,357,568
90 days or  more and accruing interest	0	94
Nonaccrual loans	8,643	9,551
Commercial real estate: | Owner-occupied | 30-89 days past due and accruing interest
Financing Receivable, Past Due [Line Items]
Loans held for investment	230	1,996
Commercial real estate: | Owner-occupied | Loans current on payments and accruing interest
Financing Receivable, Past Due [Line Items]
Loans held for investment	1,347,134	1,345,927
Commercial real estate: | Non-owner occupied
Financing Receivable, Past Due [Line Items]
Loans held for investment	2,153,825	2,099,129
90 days or  more and accruing interest	3,512	3,512
Nonaccrual loans	2,663	2,667
Commercial real estate: | Non-owner occupied | 30-89 days past due and accruing interest
Financing Receivable, Past Due [Line Items]
Loans held for investment	320	0
Commercial real estate: | Non-owner occupied | Loans current on payments and accruing interest
Financing Receivable, Past Due [Line Items]
Loans held for investment	2,147,330	2,092,950
Consumer and other
Financing Receivable, Past Due [Line Items]
Loans held for investment	561,656	493,744
90 days or  more and accruing interest	4,262	3,797
Nonaccrual loans	12,132	12,381
Consumer and other | 30-89 days past due and accruing interest
Financing Receivable, Past Due [Line Items]
Loans held for investment	14,096	13,710
Consumer and other | Loans current on payments and accruing interest
Financing Receivable, Past Due [Line Items]
Loans held for investment	$ 531,166	$ 463,856