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LOANS AND LEASES RECEIVABLE AND ALLOWANCE FOR CREDIT LOSSES ON LOANS AND LEASES- Schedule of Loans and Leases Receivable (Detail) - USD ($) $ in Thousands | Mar. 31, 2025 | Dec. 31, 2024 | Mar. 31, 2024 | Dec. 31, 2023
--- | --- | --- | --- | ---
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Total consumer loans receivable | $ 13,537,132 | $ 13,104,883 |  |
Loans and leases receivable | 13,555,820 | 13,127,634 |  |
Loans receivable, mortgage finance, at fair value | 1,366,460 | 1,321,128 |  |
Loans receivable, installment, at fair value | 138,159 | 0 |  |
Allowance for credit losses on loans and leases | (141,076) | (136,775) | $ (133,296) | $ (135,311)
Total loans and leases receivable, net of allowance for credit losses on loans and leases | 14,919,363 | 14,311,987 |  |
Deferred (fees) costs and unamortized (discounts) premiums, net | (22,200) | (20,800) |  |
Multifamily |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Total consumer loans receivable | 2,322,123 | 2,252,246 |  |
Allowance for credit losses on loans and leases | (18,790) | (18,511) | (18,307) | (16,343)
Construction |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Total consumer loans receivable | 154,647 | 147,209 |  |
Allowance for credit losses on loans and leases | (1,264) | (1,250) | (1,866) | (1,482)
Residential real estate |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Total consumer loans receivable | 496,772 | 496,559 |  |
Allowance for credit losses on loans and leases | (6,163) | (5,968) | (6,707) | (6,586)
Manufactured housing |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Total consumer loans receivable | 31,775 | 33,123 |  |
Allowance for credit losses on loans and leases | (3,800) | (3,829) | $ (4,160) | $ (4,239)
Commercial |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Total consumer loans receivable | 12,299,264 | 11,884,299 |  |
Commercial | Specialized lending |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Total consumer loans receivable | 6,070,093 | 5,842,420 |  |
Commercial | Other commercial and industrial |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Total consumer loans receivable | 1,174,369 | 1,182,350 |  |
Commercial | Multifamily |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Total consumer loans receivable | 2,322,123 | 2,252,246 |  |
Commercial | Commercial real estate owner occupied |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Total consumer loans receivable | 1,139,126 | 1,100,944 |  |
Commercial | Commercial real estate non-owner occupied |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Total consumer loans receivable | 1,438,906 | 1,359,130 |  |
Commercial | Construction |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Total consumer loans receivable | 154,647 | 147,209 |  |
Commercial | Direct finance equipment leases |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Loans and leases receivable | 269,200 | 262,700 |  |
Consumer |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Total consumer loans receivable | 1,256,556 | 1,243,335 |  |
Consumer | Residential real estate |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Total consumer loans receivable | 496,772 | 496,559 |  |
Consumer | Manufactured housing |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Total consumer loans receivable | 31,775 | 33,123 |  |
Consumer | Personal |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Total consumer loans receivable | 493,276 | 463,854 |  |
Consumer | Other |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Total consumer loans receivable | $ 234,733 | $ 249,799 |  |

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