XML 95 R73.htm IDEA: XBRL DOCUMENT
v3.22.0.1

LOANS AND LEASES - Loans Held For Sale (Details) - USD ($) $ in Millions | Dec. 31, 2021 | Dec. 31, 2020
--- | --- | ---
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Loans held for sale, at fair value | $ 2,733 | $ 3,564
Other loans held for sale | 735 | 439
Residential loans held for sale |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Loans held for sale, at fair value | 2,657 | 3,416
Other loans held for sale | 0 | 0
Commercial loans held for sale |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Loans held for sale, at fair value | 76 | 148
Other loans held for sale | $ 735 | $ 439

X
- Definition The amount of other loans receivable that will be sold to other entities. + References No definition available. + Details
Name: | cfg_OtherLoansReceivableHeldforsaleAmount
Namespace Prefix: | cfg_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
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_AccountsNotesAndLoansReceivableLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Amount, before valuation allowance, of financing receivable classified as held-for-sale. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 45 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=124259787&loc=d3e4428-111522 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 948 -SubTopic 310 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=124265262&loc=d3e48678-111004 + Details
Name: | us-gaap_LoansReceivableHeldForSaleAmount
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Details
Name: | us-gaap_FinancialInstrumentAxis=cfg_ResidentialLoansHeldforsaleMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancialInstrumentAxis=cfg_CommercialLoansHeldForSaleMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |