Borrowed Funds - Components of Borrowed Funds (Parenthetical) (Detail)	Mar. 31, 2025	Dec. 31, 2024
Subordinated notes 3.70%, net of issuance costs [Member]
Debt Instrument [Line Items]
Debt instrument, interest rate	3.70%	3.70%
Subordinated notes 6.25%, net of issuance costs [Member]
Debt Instrument [Line Items]
Debt instrument, interest rate	6.25%	6.25%
Subordinated notes 2.75% [Member]
Debt Instrument [Line Items]
Debt instrument, interest rate	2.75%

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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+ Details