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Loans Receivable and Allowance for Credit Losses - Amortized Cost of Loans on Nonaccrual Status (Details) - USD ($) $ in Thousands | Dec. 31, 2023 | Dec. 31, 2022
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Financing Receivable, Nonaccrual [Line Items] |  |
Total nonaccrual loans with no related allowance for loan losses | $ 72,085 | $ 44,585
Commercial Lending |  |
Financing Receivable, Nonaccrual [Line Items] |  |
Total nonaccrual loans with no related allowance for loan losses | 59,977 | 34,342
Commercial Lending | C&I |  |
Financing Receivable, Nonaccrual [Line Items] |  |
Total nonaccrual loans with no related allowance for loan losses | 33,089 | 11,398
Commercial Lending | CRE |  |
Financing Receivable, Nonaccrual [Line Items] |  |
Total nonaccrual loans with no related allowance for loan losses | 22,653 | 22,944
Commercial Lending | Real estate loan | Multifamily Residential |  |
Financing Receivable, Nonaccrual [Line Items] |  |
Total nonaccrual loans with no related allowance for loan losses | 4,235 | 0
Consumer Lending |  |
Financing Receivable, Nonaccrual [Line Items] |  |
Total nonaccrual loans with no related allowance for loan losses | 12,108 | 10,243
Consumer Lending | Real estate loan | Single-Family Residential |  |
Financing Receivable, Nonaccrual [Line Items] |  |
Total nonaccrual loans with no related allowance for loan losses | 4,852 | 2,998
Consumer Lending | HELOCs |  |
Financing Receivable, Nonaccrual [Line Items] |  |
Total nonaccrual loans with no related allowance for loan losses | $ 7,256 | $ 7,245

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