Percentage of financing receivable modified during period for debtor experiencing financial difficulty to total financing receivables.

Reference 1: http://www.xbrl.org/2003/role/exampleRef
-Topic 310
-SubTopic 10
-Name Accounting Standards Codification
-Section 55
-Paragraph 12A
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147481933/310-10-55-12A

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 310
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 42
-Subparagraph (a)(1)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147481962/310-10-50-42

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- Definition

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.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/otherTransitionRef
-Topic 310
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 34
-Publisher FASB
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Reference 3: http://www.xbrl.org/2003/role/exampleRef
-Topic 310
-SubTopic 10
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-Section 55
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Reference 4: http://www.xbrl.org/2003/role/disclosureRef
-Topic 310
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Reference 5: http://www.xbrl.org/2003/role/disclosureRef
-Topic 310
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 42
-Subparagraph (a)(1)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147481962/310-10-50-42

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- Definition

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

+ References

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- Definition

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.

+ References

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Loans, Allowance for Credit Losses and Credit Quality - Financial Effects of Loan Modifications (Details)	3 Months Ended		9 Months Ended
	Sep. 30, 2024	Sep. 30, 2023	Sep. 30, 2024	Sep. 30, 2023
Commercial Real Estate [Member] \| Extended Maturity [Member]
Financing Receivable, Troubled Debt Restructuring [Line Items]
Added weighted-average contractual term to the life of the loan		2 years 10 months 24 days	1 year	1 year 9 months 18 days
Financing Receivable, Modified in Period, to Total Financing Receivables, Percentage	0.06%	0.01%	0.46%	0.24%
Small Business [Member] \| Extended Maturity [Member]
Financing Receivable, Troubled Debt Restructuring [Line Items]
Added weighted-average contractual term to the life of the loan				4 years 3 months 18 days
Financing Receivable, Modified in Period, to Total Financing Receivables, Percentage				0.04%
Small Business [Member] \| Contractual Interest Rate Reduction [Member]
Financing Receivable, Troubled Debt Restructuring [Line Items]
Financing Receivable, Modified in Period, to Total Financing Receivables, Percentage			0.02%
Small Business [Member] \| Contractual Interest Rate Reduction [Member] \| Maximum [Member]
Financing Receivable, Troubled Debt Restructuring [Line Items]
Reduced weighted-average contractual interest rate			11.00%
Small Business [Member] \| Contractual Interest Rate Reduction [Member] \| Minimum [Member]
Financing Receivable, Troubled Debt Restructuring [Line Items]
Reduced weighted-average contractual interest rate			8.20%
Residential Real Estate [Member] \| Extended Maturity [Member]
Financing Receivable, Troubled Debt Restructuring [Line Items]
Added weighted-average contractual term to the life of the loan			6 years 2 months 12 days
Financing Receivable, Modified in Period, to Total Financing Receivables, Percentage			0.01%
Home Equity Loan [Member] \| Contractual Interest Rate Reduction [Member]
Financing Receivable, Troubled Debt Restructuring [Line Items]
Financing Receivable, Modified in Period, to Total Financing Receivables, Percentage			0.01%
Home Equity Loan [Member] \| Contractual Interest Rate Reduction [Member] \| Maximum [Member]
Financing Receivable, Troubled Debt Restructuring [Line Items]
Reduced weighted-average contractual interest rate			7.99%
Home Equity Loan [Member] \| Contractual Interest Rate Reduction [Member] \| Minimum [Member]
Financing Receivable, Troubled Debt Restructuring [Line Items]
Reduced weighted-average contractual interest rate			7.00%
Commercial And Industrial [Member] \| Extended Maturity [Member]
Financing Receivable, Troubled Debt Restructuring [Line Items]
Added weighted-average contractual term to the life of the loan	4 months	2 months	7 months	2 months
Financing Receivable, Modified in Period, to Total Financing Receivables, Percentage	0.38%	0.48%	0.53%	0.97%