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	Dec. 31, 2025	Dec. 31, 2024
Financing Receivable, Nonaccrual [Line Items]
Total nonaccrual loans with no related ALLL	$ 93,414	$ 116,776
Commercial Lending
Financing Receivable, Nonaccrual [Line Items]
Total nonaccrual loans with no related ALLL	83,238	95,117
Commercial Lending | C&I
Financing Receivable, Nonaccrual [Line Items]
Total nonaccrual loans with no related ALLL	21,723	79,591
Commercial Lending | CRE
Financing Receivable, Nonaccrual [Line Items]
Total nonaccrual loans with no related ALLL	33,705	0
Commercial Lending | Multifamily Residential
Financing Receivable, Nonaccrual [Line Items]
Total nonaccrual loans with no related ALLL	0	4,210
Commercial Lending | Construction and land
Financing Receivable, Nonaccrual [Line Items]
Total nonaccrual loans with no related ALLL	27,810	11,316
Consumer Lending
Financing Receivable, Nonaccrual [Line Items]
Total nonaccrual loans with no related ALLL	10,176	21,659
Consumer Lending | Single-Family Residential
Financing Receivable, Nonaccrual [Line Items]
Total nonaccrual loans with no related ALLL	6,095	6,279
Consumer Lending | HELOCs
Financing Receivable, Nonaccrual [Line Items]
Total nonaccrual loans with no related ALLL	$ 4,081	$ 15,380