XML 160 R137.htm IDEA: XBRL DOCUMENT
v3.25.0.1

FAIR VALUE MEASUREMENTS - Unobservable Inputs Used and Valuation Techniques (Details) - Level 3 | Dec. 31, 2024 | Dec. 31, 2023
--- | --- | ---
Minimum | Discounted Cash Flow | Constant prepayment rate | Residential mortgages |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Mortgage servicing rights, measurement input | 0.0508 | 0.0670
Minimum | Discounted Cash Flow | Option adjusted spread | Residential mortgages |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Mortgage servicing rights, measurement input | 3.98 |
Minimum | Discounted Cash Flow | Option adjusted spread | Mortgage Servicing Rights |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Mortgage servicing rights, measurement input |  | 3.98
Minimum | Internal Model | Pull through rate | Other contracts |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Other derivative contracts, measurement input | 0.0509 | 0.2490
Minimum | Internal Model | MSR value | Other contracts |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Other derivative contracts, measurement input | 0.2391 | (0.0890)
Maximum | Discounted Cash Flow | Constant prepayment rate | Residential mortgages |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Mortgage servicing rights, measurement input | 0.1632 | 0.1455
Maximum | Discounted Cash Flow | Option adjusted spread | Residential mortgages |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Mortgage servicing rights, measurement input | 10.58 |
Maximum | Discounted Cash Flow | Option adjusted spread | Mortgage Servicing Rights |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Mortgage servicing rights, measurement input |  | 10.58
Maximum | Internal Model | Pull through rate | Other contracts |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Other derivative contracts, measurement input | 0.9990 | 0.9970
Maximum | Internal Model | MSR value | Other contracts |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Other derivative contracts, measurement input | 1.7164 | 1.4124
Weighted Average | Discounted Cash Flow | Constant prepayment rate | Residential mortgages |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Mortgage servicing rights, measurement input | 0.0670 | 0.0723
Weighted Average | Discounted Cash Flow | Option adjusted spread | Residential mortgages |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Mortgage servicing rights, measurement input | 6.32 |
Weighted Average | Discounted Cash Flow | Option adjusted spread | Mortgage Servicing Rights |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Mortgage servicing rights, measurement input |  | 6.30
Weighted Average | Internal Model | Pull through rate | Other contracts |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Other derivative contracts, measurement input | 0.8306 | 0.8034
Weighted Average | Internal Model | MSR value | Other contracts |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Other derivative contracts, measurement input | 1.2123 | 0.8804

X
- Definition Value of input used to measure net derivative asset (liability). + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 820 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (bbb)(2)(i) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482106/820-10-50-2 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 820 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (bbb)(2) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482106/820-10-50-2 Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 820 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (bbb)(1) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482106/820-10-50-2 + Details
Name: | us-gaap_DerivativeAssetLiabilityNetMeasurementInput
Namespace Prefix: | us-gaap_
Data Type: | xbrli:decimalItemType
Balance Type: | na
Period Type: | instant

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/exampleRef -Topic 820 -SubTopic 10 -Name Accounting Standards Codification -Section 55 -Paragraph 103 -Publisher FASB -URI https://asc.fasb.org/1943274/2147482078/820-10-55-103 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 820 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (bbb)(2)(i) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482106/820-10-50-2 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Topic 820 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (bbb)(2) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482106/820-10-50-2 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Topic 820 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (bbb)(1) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482106/820-10-50-2 + Details
Name: | us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Value of input used to measure servicing asset. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 820 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (bbb)(2)(i) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482106/820-10-50-2 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 820 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (bbb)(2) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482106/820-10-50-2 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Topic 820 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (bbb)(1) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482106/820-10-50-2 + Details
Name: | us-gaap_ServicingAssetMeasurementInput
Namespace Prefix: | us-gaap_
Data Type: | xbrli:decimalItemType
Balance Type: | na
Period Type: | instant

X
- Details
Name: | srt_RangeAxis=srt_MinimumMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_ValuationTechniqueAxis=us-gaap_ValuationTechniqueDiscountedCashFlowMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FairValueByFairValueHierarchyLevelAxis=us-gaap_FairValueInputsLevel3Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_MeasurementInputTypeAxis=us-gaap_MeasurementInputConstantPrepaymentRateMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

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

X
- Details
Name: | us-gaap_MeasurementInputTypeAxis=cfg_MeasurementInputOptionAdjustedSpreadMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FairValueByAssetClassAxis=cfg_MortgageServicingRightsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_ValuationTechniqueAxis=cfg_ValuationTechniqueInternalModelMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_MeasurementInputTypeAxis=cfg_MeasurementInputPullThroughRateMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FairValueByAssetClassAxis=us-gaap_OtherContractMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_MeasurementInputTypeAxis=cfg_MeasurementInputMSRValueMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_RangeAxis=srt_MaximumMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_RangeAxis=srt_WeightedAverageMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |