XML 90 R73.htm IDEA: XBRL DOCUMENT
v3.24.0.1

Credit Quality And Allowance For Credit Losses (Troubled Debt Restructurings) (Details) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2022 USD ($)
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |
Recorded balance of troubled debt restructuring modified during the period | $ 73 |
Business loans | Commercial |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |
Recorded balance of troubled debt restructuring modified during the period | 43 |
Business loans | Commercial | Domestic loans |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |
Recorded balance of troubled debt restructuring modified during the period | 26 |
Business loans | Commercial | Real estate construction | Domestic loans | Other business lines |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |
Recorded balance of troubled debt restructuring modified during the period | 3 |
Business loans | Commercial | Commercial mortgage | Domestic loans | Other business lines |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |
Recorded balance of troubled debt restructuring modified during the period | 14 | [1]
Retail loans |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |
Recorded balance of troubled debt restructuring modified during the period | 30 |
Retail loans | Residential mortgage | Domestic loans |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |
Recorded balance of troubled debt restructuring modified during the period | 27 |
Retail loans | Consumer |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |
Recorded balance of troubled debt restructuring modified during the period | 3 |
Retail loans | Consumer | Home equity | Domestic loans |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |
Recorded balance of troubled debt restructuring modified during the period | 2 | [2]
Retail loans | Consumer | Consumer | Domestic loans |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |
Recorded balance of troubled debt restructuring modified during the period | 1 |
Payment Delay |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |
Recorded balance of troubled debt restructuring modified during the period | 44 | [3]
Payment Delay | Business loans | Commercial |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |
Recorded balance of troubled debt restructuring modified during the period | 43 | [3]
Payment Delay | Business loans | Commercial | Domestic loans |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |
Recorded balance of troubled debt restructuring modified during the period | 26 |
Payment Delay | Business loans | Commercial | Real estate construction | Domestic loans | Other business lines |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |
Recorded balance of troubled debt restructuring modified during the period | 3 |
Payment Delay | Business loans | Commercial | Commercial mortgage | Domestic loans | Other business lines |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |
Recorded balance of troubled debt restructuring modified during the period | 14 |
Payment Delay | Retail loans |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |
Recorded balance of troubled debt restructuring modified during the period | 1 |
Payment Delay | Retail loans | Residential mortgage | Domestic loans |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |
Recorded balance of troubled debt restructuring modified during the period | 0 |
Payment Delay | Retail loans | Consumer |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |
Recorded balance of troubled debt restructuring modified during the period | 1 |
Payment Delay | Retail loans | Consumer | Home equity | Domestic loans |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |
Recorded balance of troubled debt restructuring modified during the period | 1 |
Payment Delay | Retail loans | Consumer | Consumer | Domestic loans |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |
Recorded balance of troubled debt restructuring modified during the period | 0 |
Interest Rate Reductions |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |
Recorded balance of troubled debt restructuring modified during the period | 29 |
Interest Rate Reductions | Business loans | Commercial |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |
Recorded balance of troubled debt restructuring modified during the period | 0 |
Interest Rate Reductions | Business loans | Commercial | Domestic loans |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |
Recorded balance of troubled debt restructuring modified during the period | 0 |
Interest Rate Reductions | Business loans | Commercial | Real estate construction | Domestic loans | Other business lines |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |
Recorded balance of troubled debt restructuring modified during the period | 0 |
Interest Rate Reductions | Business loans | Commercial | Commercial mortgage | Domestic loans | Other business lines |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |
Recorded balance of troubled debt restructuring modified during the period | 0 |
Interest Rate Reductions | Retail loans |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |
Recorded balance of troubled debt restructuring modified during the period | 29 |
Interest Rate Reductions | Retail loans | Residential mortgage | Domestic loans |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |
Recorded balance of troubled debt restructuring modified during the period | 27 |
Interest Rate Reductions | Retail loans | Consumer |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |
Recorded balance of troubled debt restructuring modified during the period | 2 |
Interest Rate Reductions | Retail loans | Consumer | Home equity | Domestic loans |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |
Recorded balance of troubled debt restructuring modified during the period | 1 |
Interest Rate Reductions | Retail loans | Consumer | Consumer | Domestic loans |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |
Recorded balance of troubled debt restructuring modified during the period | $ 1 |
[1] | .
[2] | .
[3] | Primarily represents loan balances where terms were extended by more than an insignificant time period, typically more than 180 days, at or above contractual interest rates. Also includes commercial loans restructured in bankruptcy.

X
- 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://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 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 310 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 42 -Subparagraph (a)(2) -Publisher FASB -URI https://asc.fasb.org//1943274/2147481962/310-10-50-42 Reference 3: 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 4: http://www.xbrl.org/2003/role/disclosureRef -Topic 310 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 33 -Publisher FASB -URI https://asc.fasb.org//1943274/2147481962/310-10-50-33 Reference 5: http://www.xbrl.org/2003/role/disclosureRef -Topic 310 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 34 -Publisher FASB -URI https://asc.fasb.org//1943274/2147481962/310-10-50-34 + Details
Name: | us-gaap_FinancingReceivableModificationsLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Amortized cost of financing receivable modified during period for debtor experiencing financial difficulty. + References Reference 1: 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 Reference 2: 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 3: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 310 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 33 -Publisher FASB -URI https://asc.fasb.org//1943274/2147481962/310-10-50-33 + Details
Name: | us-gaap_FinancingReceivableModificationsPostModificationRecordedInvestment2
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Details
Name: | us-gaap_FinancingReceivablePortfolioSegmentAxis=us-gaap_CommercialPortfolioSegmentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_ClassOfFinancingReceivableTypeOfBorrowerAxis=us-gaap_CommercialBorrowerMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_GeographicDistributionAxis=us-gaap_GeographicDistributionDomesticMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=us-gaap_ConstructionLoansMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_EquitySecuritiesByIndustryAxis=us-gaap_CommercialAndIndustrialSectorMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=us-gaap_RealEstateLoanMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivablePortfolioSegmentAxis=us-gaap_ConsumerPortfolioSegmentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=us-gaap_ResidentialMortgageMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_ClassOfFinancingReceivableTypeOfBorrowerAxis=us-gaap_ConsumerBorrowerMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=us-gaap_HomeEquityLoanMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=us-gaap_ConsumerLoanMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_LoanRestructuringModificationAxis=us-gaap_PaymentDeferralMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_LoanRestructuringModificationAxis=us-gaap_ContractualInterestRateReductionMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |