Loans - Financial Effect of Loan Modifications (Details)	3 Months Ended	9 Months Ended
Sep. 30, 2025	Sep. 30, 2025	Sep. 30, 2024
Commercial and industrial loans
Financing Receivable, Modified [Line Items]
Weighted-Average Term Extension (in months)	36 months	36 months	7 months 7 days
Weighted-Average Interest Rate Reduction	1.75%	1.83%	3.00%
Commercial mortgage
Financing Receivable, Modified [Line Items]
Weighted-Average Term Extension (in months)			60 months
Weighted-Average Interest Rate Reduction			3.00%

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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Percentage of decrease in weighted average contractual interest rate of financing receivable modified for debtor experiencing financial difficulty.

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Period of increase in weighted average maturity of financing receivable modified for debtor experiencing financial difficulty, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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