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Reference 2: http://www.xbrl.org/2003/role/disclosureRef
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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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Loans and Allowance for Credit Losses for Loans - Financing Effect of Loan Modification (Details)	3 Months Ended	9 Months Ended
	Sep. 30, 2023	Sep. 30, 2023
Commercial and industrial \| Term extension
Financing Receivable, Modified [Line Items]
Weighted average contractual interest rate		1.00%
Weighted average term increase from modification		12 months
Commercial and industrial \| Term extension and interest rate reduction
Financing Receivable, Modified [Line Items]
Weighted average term increase from modification		12 months
Residential mortgage
Financing Receivable, Modified [Line Items]
Weighted average term increase from modification		12 months
Home equity
Financing Receivable, Modified [Line Items]
Weighted average term increase from modification		120 months
Consumer
Financing Receivable, Modified [Line Items]
Weighted average term increase from modification		60 months
Maximum \| Commercial and industrial \| Term extension
Financing Receivable, Modified [Line Items]
Weighted average contractual interest rate	1.84%
Maximum \| Commercial and industrial \| Term extension and interest rate reduction
Financing Receivable, Modified [Line Items]
Weighted average contractual interest rate	9.50%
Maximum \| Commercial Real Estate
Financing Receivable, Modified [Line Items]
Weighted average contractual interest rate		6.00%
Weighted average term increase from modification		36 months
Minimum \| Commercial and industrial \| Term extension
Financing Receivable, Modified [Line Items]
Weighted average contractual interest rate		1.83%
Minimum \| Commercial and industrial \| Term extension and interest rate reduction
Financing Receivable, Modified [Line Items]
Weighted average contractual interest rate		6.50%
Minimum \| Commercial Real Estate
Financing Receivable, Modified [Line Items]
Weighted average contractual interest rate		8.75%
Weighted average term increase from modification		6 months