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LOANS AND LEASES - Additional Information (Detail) | 12 Months Ended |
--- | --- | ---
Dec. 31, 2024 USD ($) loans | Dec. 31, 2023 USD ($) loans | Dec. 31, 2022 USD ($)
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Unused Commitments to Extend Credit | $ 3,750,657,000 | $ 3,982,599,000 |
Financing Receivable, Troubled Debt Restructuring, Subsequent Default | 11,300,000 | $ 4,400,000 |
Restructured Loans, Nonaccrual Status |  |  | $ 10,000,000.0
Financing Receivable, Troubled Debt Restructuring, Commitment to Lend | $ 0 |  |
Impaired receivables, Number of Contracts | loans | 12 | 18 |
Residential real estate |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Restructured Loans, Loan Relationships, Review Threshold Amount Minimum | $ 250,000 |  |

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