Loans Receivable and Allowance for Credit Losses - Schedule of Amortized Cost of Loans on Nonaccrual Status with No Related Allowance for Loan Losses (Details) - USD ($) $ in Thousands	Jun. 30, 2026	Dec. 31, 2025
Financing Receivable, Nonaccrual [Line Items]
Total nonaccrual loans with no related ALLL	$ 88,978	$ 93,414
Commercial Lending
Financing Receivable, Nonaccrual [Line Items]
Total nonaccrual loans with no related ALLL	70,092	83,238
Commercial Lending | C&I
Financing Receivable, Nonaccrual [Line Items]
Total nonaccrual loans with no related ALLL	17,620	21,723
Commercial Lending | CRE
Financing Receivable, Nonaccrual [Line Items]
Total nonaccrual loans with no related ALLL	32,822	33,705
Commercial Lending | Construction and land
Financing Receivable, Nonaccrual [Line Items]
Total nonaccrual loans with no related ALLL	19,650	27,810
Consumer Lending
Financing Receivable, Nonaccrual [Line Items]
Total nonaccrual loans with no related ALLL	18,886	10,176
Consumer Lending | SFR — Traditional
Financing Receivable, Nonaccrual [Line Items]
Total nonaccrual loans with no related ALLL	12,940	6,095
Consumer Lending | Home equity loans
Financing Receivable, Nonaccrual [Line Items]
Total nonaccrual loans with no related ALLL	$ 5,946	$ 4,081