XML 103 R81.htm IDEA: XBRL DOCUMENT
v3.22.0.1

ALLOWANCE FOR CREDIT LOSSES, NONACCRUAL LOANS AND LEASES, AND CONCENTRATIONS OF CREDIT RISK - Troubled Debt Restructuring Activity (Details) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2021 USD ($) contract | Dec. 31, 2020 USD ($) contract | Dec. 31, 2019 USD ($) contract
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |  |
Number of Contracts | contract | 5,939 | 7,559 | 6,492
Amortized Cost | $ 468 | $ 644 | $ 358
Interest Rate Reduction |  |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |  |
Amortized Cost | 37 | 63 | 53
Maturity Extension |  |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |  |
Amortized Cost | 192 | 161 | 26
Other |  |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |  |
Amortized Cost | $ 239 | $ 420 | $ 279
Commercial |  |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |  |
Number of Contracts | contract | 44 | 71 | 86
Amortized Cost | $ 167 | $ 439 | $ 215
Commercial | Interest Rate Reduction |  |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |  |
Amortized Cost | 0 | 0 | 0
Commercial | Maturity Extension |  |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |  |
Amortized Cost | 44 | 114 | 5
Commercial | Other |  |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |  |
Amortized Cost | $ 123 | $ 325 | $ 210
Commercial | Commercial and industrial |  |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |  |
Number of Contracts | contract | 44 | 70 | 85
Amortized Cost | $ 167 | $ 432 | $ 215
Commercial | Commercial and industrial | Interest Rate Reduction |  |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |  |
Amortized Cost | 0 | 0 | 0
Commercial | Commercial and industrial | Maturity Extension |  |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |  |
Amortized Cost | 44 | 107 | 5
Commercial | Commercial and industrial | Other |  |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |  |
Amortized Cost | $ 123 | $ 325 | $ 210
Commercial | Commercial real estate |  |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |  |
Number of Contracts | contract |  | 1 | 1
Amortized Cost |  | $ 7 | $ 0
Commercial | Commercial real estate | Interest Rate Reduction |  |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |  |
Amortized Cost |  | 0 | 0
Commercial | Commercial real estate | Maturity Extension |  |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |  |
Amortized Cost |  | 7 | 0
Commercial | Commercial real estate | Other |  |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |  |
Amortized Cost |  | $ 0 | $ 0
Retail |  |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |  |
Number of Contracts | contract | 5,895 | 7,488 | 6,406
Amortized Cost | $ 301 | $ 205 | $ 143
Retail | Interest Rate Reduction |  |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |  |
Amortized Cost | 37 | 63 | 53
Retail | Maturity Extension |  |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |  |
Amortized Cost | 148 | 47 | 21
Retail | Other |  |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |  |
Amortized Cost | $ 116 | $ 95 | $ 69
Retail | Residential mortgages |  |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |  |
Number of Contracts | contract | 922 | 473 | 242
Amortized Cost | $ 218 | $ 86 | $ 39
Retail | Residential mortgages | Interest Rate Reduction |  |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |  |
Amortized Cost | 21 | 39 | 12
Retail | Residential mortgages | Maturity Extension |  |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |  |
Amortized Cost | 137 | 34 | 10
Retail | Residential mortgages | Other |  |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |  |
Amortized Cost | $ 60 | $ 13 | $ 17
Retail | Home equity |  |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |  |
Number of Contracts | contract | 412 | 723 | 722
Amortized Cost | $ 29 | $ 47 | $ 57
Retail | Home equity | Interest Rate Reduction |  |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |  |
Amortized Cost | 5 | 12 | 20
Retail | Home equity | Maturity Extension |  |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |  |
Amortized Cost | 11 | 12 | 11
Retail | Home equity | Other |  |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |  |
Amortized Cost | $ 13 | $ 23 | $ 26
Retail | Automobile |  |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |  |
Number of Contracts | contract | 1,463 | 3,236 | 1,431
Amortized Cost | $ 17 | $ 50 | $ 20
Retail | Automobile | Interest Rate Reduction |  |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |  |
Amortized Cost | 2 | 2 | 3
Retail | Automobile | Maturity Extension |  |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |  |
Amortized Cost | 0 | 1 | 0
Retail | Automobile | Other |  |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |  |
Amortized Cost | $ 15 | $ 47 | $ 17
Retail | Education |  |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |  |
Number of Contracts | contract | 807 | 465 | 272
Amortized Cost | $ 26 | $ 10 | $ 7
Retail | Education | Interest Rate Reduction |  |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |  |
Amortized Cost | 0 | 0 | 0
Retail | Education | Maturity Extension |  |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |  |
Amortized Cost | 0 | 0 | 0
Retail | Education | Other |  |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |  |
Amortized Cost | $ 26 | $ 10 | $ 7
Retail | Other retail |  |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |  |
Number of Contracts | contract | 2,291 | 2,591 | 3,739
Amortized Cost | $ 11 | $ 12 | $ 20
Retail | Other retail | Interest Rate Reduction |  |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |  |
Amortized Cost | 9 | 10 | 18
Retail | Other retail | Maturity Extension |  |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |  |
Amortized Cost | 0 | 0 | 0
Retail | Other retail | Other |  |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |  |
Amortized Cost | $ 2 | $ 2 | $ 2

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 No definition available. + Details
Name: | us-gaap_FinancingReceivableModificationsLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Number of financing receivables that have been modified by troubled debt restructurings. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 33 -URI http://asc.fasb.org/extlink&oid=123577603&loc=SL6953676-111524 + Details
Name: | us-gaap_FinancingReceivableModificationsNumberOfContracts2
Namespace Prefix: | us-gaap_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | duration

X
- Definition Amount, after troubled debt restructuring, of modified financing receivable. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 33 -URI http://asc.fasb.org/extlink&oid=123577603&loc=SL6953676-111524 + Details
Name: | us-gaap_FinancingReceivableModificationsPostModificationRecordedInvestment2
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

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

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

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

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

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

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

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

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

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