Loans - Schedule of Loan Portfolio by Classes (Details) - USD ($) $ in Thousands	Jun. 30, 2026	Dec. 31, 2025
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans held for investment, gross	$ 6,743,066	$ 6,613,391
Real estate loans
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans held for investment, gross	4,959,733	4,772,853
Real estate loans \| Nonowner occupied
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans held for investment, gross	1,526,962	1,591,861
Real estate loans \| Multi-family residential
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans held for investment, gross	234,116	322,447
Real estate loans \| Land development and construction loans
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans held for investment, gross	512,272	534,028
Real estate loans \| Commercial real estate
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans held for investment, gross	2,273,350	2,448,336
Real estate loans \| Single-family residential
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans held for investment, gross	1,954,193	1,515,181
Real estate loans \| Owner occupied
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans held for investment, gross	732,190	809,336
Commercial loans
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans held for investment, gross	1,488,182	1,446,406
Loans to financial institutions and acceptances
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans held for investment, gross	85,492	148,602
Consumer loans and overdrafts
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans held for investment, gross	$ 209,659	$ 245,530