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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Loans and Allowance for Credit Losses - Financial Impact of Modifications (Details)	3 Months Ended		9 Months Ended
	Sep. 30, 2024	Sep. 30, 2023	Sep. 30, 2024	Sep. 30, 2023
Commercial Loans \| Commercial real estate
Financing Receivable, Troubled Debt Restructuring [Line Items]
Weighted-Average Term Extension (in Months)	3 years	0 months	3 months	7 months
Weighted-Average Interest Rate Reduction		0.00%		0.00%
Commercial Loans \| Commercial and industrial
Financing Receivable, Troubled Debt Restructuring [Line Items]
Weighted-Average Term Extension (in Months)		2 months	11 months	6 months
Weighted-Average Interest Rate Reduction		0.00%		0.00%
Weighted-Average Payment Deferral (in months)	6 months		6 months
Commercial Loans \| Commercial construction
Financing Receivable, Troubled Debt Restructuring [Line Items]
Weighted-Average Term Extension (in Months)		0 months		5 months
Weighted-Average Interest Rate Reduction		0.00%		0.00%
Business banking
Financing Receivable, Troubled Debt Restructuring [Line Items]
Weighted-Average Term Extension (in Months)		0 months		5 months
Weighted-Average Interest Rate Reduction		0.00%		0.00%
Consumer Loans \| Consumer real estate
Financing Receivable, Troubled Debt Restructuring [Line Items]
Weighted-Average Term Extension (in Months)	99 months	0 months	89 months	168 months
Weighted-Average Interest Rate Reduction		0.00%		2.00%