XML 137 R109.htm IDEA: XBRL DOCUMENT
v3.20.4

BORROWED FUNDS - Long Term Debt (Details) $ in Millions | 1 Months Ended |  |
--- | --- | --- | ---
Sep. 30, 2020 USD ($) note | Dec. 31, 2020 USD ($) | Dec. 31, 2019 USD ($)
Debt Instrument [Line Items] |  |  |
Long-term borrowed funds |  | $ 8,346 | $ 14,047
Private Exchange Offers |  |  |
Debt Instrument [Line Items] |  |  |
Principal amount | $ 621 |  |
Number of outstanding subordinated notes exchanged | note | 5 |  |
Payment for tender offers | $ 11 |  |
Parent company |  |  |
Debt Instrument [Line Items] |  |  |
Long-term borrowed funds |  | 3,441 |
Parent company | Subordinated Debt | 4.150% fixed rate subordinated debt, due 2022 |  |  |
Debt Instrument [Line Items] |  |  |
Long-term borrowed funds |  | $ 182 | 348
Interest rate |  | 4.15% |
Parent company | Subordinated Debt | 3.750% fixed rate subordinated debt due 2024 |  |  |
Debt Instrument [Line Items] |  |  |
Long-term borrowed funds |  | $ 159 | 250
Interest rate |  | 3.75% |
Parent company | Subordinated Debt | 4.023% fixed rate subordinated debt, due 2024 |  |  |
Debt Instrument [Line Items] |  |  |
Long-term borrowed funds |  | $ 25 | 42
Interest rate |  | 4.023% |
Parent company | Subordinated Debt | 4.350% fixed rate subordinated debt, due 2025 |  |  |
Debt Instrument [Line Items] |  |  |
Long-term borrowed funds |  | $ 193 | 249
Interest rate |  | 4.35% |
Parent company | Subordinated Debt | 4.300% fixed rate subordinated debt, due 2025 |  |  |
Debt Instrument [Line Items] |  |  |
Long-term borrowed funds |  | $ 450 | 750
Interest rate |  | 4.30% |
Parent company | Subordinated Debt | 2.638% fixed-rate subordinated debt, due September 2032 |  |  |
Debt Instrument [Line Items] |  |  |
Long-term borrowed funds |  | $ 543 | 0
Interest rate | 2.638% | 2.638% |
Parent company | Senior Unsecured Notes | 2.375% fixed rate senior unsecured debt, due 2021 |  |  |
Debt Instrument [Line Items] |  |  |
Long-term borrowed funds |  | $ 350 | 349
Interest rate |  | 2.375% |
Parent company | Senior Unsecured Notes | 2.850% fixed-rate senior unsecured notes, due July 2026 |  |  |
Debt Instrument [Line Items] |  |  |
Long-term borrowed funds |  | $ 497 | 496
Interest rate |  | 2.85% |
Parent company | Senior Unsecured Notes | 2.500% fixed-rate senior unsecured notes, due February 2030 |  |  |
Debt Instrument [Line Items] |  |  |
Long-term borrowed funds |  | $ 297 | 0
Interest rate |  | 2.50% |
Parent company | Senior Unsecured Notes | 3.250% fixed-rate senior unsecured notes, due April 2030 |  |  |
Debt Instrument [Line Items] |  |  |
Long-term borrowed funds |  | $ 745 | 0
Interest rate |  | 3.25% |
CBNA and Other Subsidiaries |  |  |
Debt Instrument [Line Items] |  |  |
Long-term borrowed funds |  | $ 4,905 |
CBNA and Other Subsidiaries | Senior Unsecured Notes | 2.250% senior unsecured notes, due 2020 |  |  |
Debt Instrument [Line Items] |  |  |
Long-term borrowed funds |  | $ 0 | 700
Interest rate |  | 2.25% |
CBNA and Other Subsidiaries | Senior Unsecured Notes | 2.447% floating-rate senior unsecured notes, due March 2020 |  |  |
Debt Instrument [Line Items] |  |  |
Long-term borrowed funds |  | $ 0 | 300
Interest rate |  | 2.447% |
CBNA and Other Subsidiaries | Senior Unsecured Notes | 2.487% floating-rate senior unsecured notes, due May 2020 |  |  |
Debt Instrument [Line Items] |  |  |
Long-term borrowed funds |  | $ 0 | 250
Interest rate |  | 2.487% |
CBNA and Other Subsidiaries | Senior Unsecured Notes | 2.200% senior unsecured notes, due 2020 |  |  |
Debt Instrument [Line Items] |  |  |
Long-term borrowed funds |  | $ 0 | 500
Interest rate |  | 2.20% |
CBNA and Other Subsidiaries | Senior Unsecured Notes | 2.250% senior unsecured notes, due 2020 |  |  |
Debt Instrument [Line Items] |  |  |
Long-term borrowed funds |  | $ 0 | 750
Interest rate |  | 2.25% |
CBNA and Other Subsidiaries | Senior Unsecured Notes | 2.550% senior unsecured notes, due May 2021 |  |  |
Debt Instrument [Line Items] |  |  |
Long-term borrowed funds |  | $ 1,003 | 991
Interest rate |  | 2.55% |
CBNA and Other Subsidiaries | Senior Unsecured Notes | 3.250% senior unsecured notes, due February 2022 |  |  |
Debt Instrument [Line Items] |  |  |
Long-term borrowed funds |  | $ 716 | 711
Interest rate |  | 3.25% |
CBNA and Other Subsidiaries | Senior Unsecured Notes | 0.941% Floating Rate Senior Unsecured Notes Due February 2022 |  |  |
Debt Instrument [Line Items] |  |  |
Long-term borrowed funds |  | $ 299 | 299
Interest rate |  | 0.941% |
CBNA and Other Subsidiaries | Senior Unsecured Notes | 1.042% Floating Rate Senior Unsecured Notes Due May 2022 |  |  |
Debt Instrument [Line Items] |  |  |
Long-term borrowed funds |  | $ 250 | 250
Interest rate |  | 1.042% |
CBNA and Other Subsidiaries | Senior Unsecured Notes | 2.650% senior unsecured notes, due May 2022 |  |  |
Debt Instrument [Line Items] |  |  |
Long-term borrowed funds |  | $ 510 | 501
Interest rate |  | 2.65% |
CBNA and Other Subsidiaries | Senior Unsecured Notes | 3.700% senior unsecured notes, due March 2023 |  |  |
Debt Instrument [Line Items] |  |  |
Long-term borrowed funds |  | $ 527 | 515
Interest rate |  | 3.70% |
CBNA and Other Subsidiaries | Senior Unsecured Notes | 1.201% Floating Rate Senior Unsecured Notes Due March 2023 |  |  |
Debt Instrument [Line Items] |  |  |
Long-term borrowed funds |  | $ 249 | 249
Interest rate |  | 1.201% |
CBNA and Other Subsidiaries | Senior Unsecured Notes | 2.250% senior unsecured notes, due April 2025 |  |  |
Debt Instrument [Line Items] |  |  |
Long-term borrowed funds |  | $ 746 | 0
Interest rate |  | 2.25% |
CBNA and Other Subsidiaries | Senior Unsecured Notes | 3.750% senior unsecured notes, due February 2026 |  |  |
Debt Instrument [Line Items] |  |  |
Long-term borrowed funds |  | $ 551 | 521
Interest rate |  | 3.75% |
CBNA and Other Subsidiaries | Federal Home Loan advances |  |  |
Debt Instrument [Line Items] |  |  |
Long-term borrowed funds |  | $ 19 | 5,008
Weighted average interest rate |  | 0.932% |
CBNA and Other Subsidiaries | Other |  |  |
Debt Instrument [Line Items] |  |  |
Long-term borrowed funds |  | $ 35 | $ 18

X
- Definition Debt Instrument, Number Of Outstanding Subordinated Notes Exchanged + References No definition available. + Details
Name: | cfg_DebtInstrumentNumberOfOutstandingSubordinatedNotesExchanged
Namespace Prefix: | cfg_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | instant

X
- Definition Payment For Tender Offers + References No definition available. + Details
Name: | cfg_PaymentForTenderOffers
Namespace Prefix: | cfg_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Face (par) amount of debt instrument at time of issuance. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 835 -SubTopic 30 -Section 45 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=119993939&loc=d3e28551-108399 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 835 -SubTopic 30 -Section 55 -Paragraph 8 -URI http://asc.fasb.org/extlink&oid=114775985&loc=d3e28878-108400 + Details
Name: | us-gaap_DebtInstrumentFaceAmount
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Contractual interest rate for funds borrowed, under the debt agreement. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.22(a)(1)) -URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 + Details
Name: | us-gaap_DebtInstrumentInterestRateStatedPercentage
Namespace Prefix: | us-gaap_
Data Type: | num:percentItemType
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 No definition available. + Details
Name: | us-gaap_DebtInstrumentLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Weighted average interest rate on advances made and reported by Federal Home Loan Bank (FHLBank). + References No definition available. + Details
Name: | us-gaap_FederalHomeLoanBankAdvancesWeightedAverageInterestRate
Namespace Prefix: | us-gaap_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | instant

X
- Definition Amount, after unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 470 -SubTopic 20 -Section 50 -Paragraph 4 -Subparagraph (b)(3) -URI http://asc.fasb.org/extlink&oid=120520924&loc=SL6031897-161870 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03(a)(16)) -URI http://asc.fasb.org/extlink&oid=120400017&loc=d3e572229-122910 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03(16)) -URI http://asc.fasb.org/extlink&oid=120398452&loc=d3e534808-122878 Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(22)) -URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 + Details
Name: | us-gaap_LongTermDebt
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Details
Name: | us-gaap_DebtInstrumentAxis=cfg_PrivateExchangeOffersMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_ConsolidatedEntitiesAxis=srt_ParentCompanyMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_LongtermDebtTypeAxis=us-gaap_SubordinatedDebtMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=cfg_A4.150FixedRateSubordinatedDebtDue2022Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=cfg_A3.750FixedRateSubordinatedDebtDue2024Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=cfg_A4.023FixedRateSubordinatedDebtDue2024Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=cfg_A4.350FixedRateSubordinatedDebtDue2025Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=cfg_A4.300FixedRateSubordinatedDebtDue2025Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=cfg_A2.638SubordinatedDebtDueSeptember2032Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_LongtermDebtTypeAxis=us-gaap_SeniorNotesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=cfg_A2.375SeniorUnsecuredDebtDue2021Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=cfg_A2.850SeniorUnsecuredNotesDue2026Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=cfg_A2.500SeniorUnsecuredNotesDueFebruary2030Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=cfg_A3.250SeniorUnsecuredNotesDueApril2030Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_ConsolidatedEntitiesAxis=srt_SubsidiariesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=cfg_A2.25SeniorUnsecuredNotesDue2020SettlementDateofMarch022017Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=cfg_FloatingRateSeniorUnsecuredNotesDue2020Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=cfg_FloatingRateSeniorUnsecuredNotesDue2020Number2Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=cfg_A2.200SeniorUnsecuredNotesDue2020Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=cfg_A2.25SeniorUnsecuredNotesDue2020Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=cfg_A2.550SeniorUnsecuredNotesDue2021Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=cfg_A3.250SeniorUnsecuredNotesDue2022Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=cfg_A0941FloatingRateSeniorUnsecuredNotesDueFebruary2022Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=cfg_A1042FloatingRateSeniorUnsecuredNotesDueMay2022Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=cfg_A2.650SeniorUnsecuredNotesDue2022Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=cfg_A3.700seniorunsecurednotesdue2023Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=cfg_A1201FloatingRateSeniorUnsecuredNotesDueMarch2023Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=cfg_A2.250SeniorUnsecuredNotesDueApril2025Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=cfg_A3.750SeniorUnsecuredNotesDue2026Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_LongtermDebtTypeAxis=us-gaap_FederalHomeLoanBankAdvancesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_LongtermDebtTypeAxis=cfg_OtherLongtermDebtMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |