XML 58 R38.htm IDEA: XBRL DOCUMENT
v3.21.2

Investments - Mortgage Loans Credit Ratings Indicator (Details) - Commercial Real Estate - USD ($) $ in Millions | Jun. 30, 2021 | Dec. 31, 2020
--- | --- | ---
Mortgage Loans on Real Estate [Line Items] |  |
Mortgage loans | $ 976 | $ 1,047
Category 1 |  |
Mortgage Loans on Real Estate [Line Items] |  |
Mortgage loans | 53 | 59
Category 2 to 4 |  |
Mortgage Loans on Real Estate [Line Items] |  |
Mortgage loans | 897 | 952
Categories 5 and 6 |  |
Mortgage Loans on Real Estate [Line Items] |  |
Mortgage loans | 18 | 36
Category 7 |  |
Mortgage Loans on Real Estate [Line Items] |  |
Mortgage loans | 8 | 0
2021 |  |
Mortgage Loans on Real Estate [Line Items] |  |
Mortgage loans | 118 |
2021 | Category 1 |  |
Mortgage Loans on Real Estate [Line Items] |  |
Mortgage loans | 0 |
2021 | Category 2 to 4 |  |
Mortgage Loans on Real Estate [Line Items] |  |
Mortgage loans | 118 |
2021 | Categories 5 and 6 |  |
Mortgage Loans on Real Estate [Line Items] |  |
Mortgage loans | 0 |
2021 | Category 7 |  |
Mortgage Loans on Real Estate [Line Items] |  |
Mortgage loans | 0 |
2020 |  |
Mortgage Loans on Real Estate [Line Items] |  |
Mortgage loans | 57 | 46
2020 | Category 1 |  |
Mortgage Loans on Real Estate [Line Items] |  |
Mortgage loans | 0 | 0
2020 | Category 2 to 4 |  |
Mortgage Loans on Real Estate [Line Items] |  |
Mortgage loans | 57 | 46
2020 | Categories 5 and 6 |  |
Mortgage Loans on Real Estate [Line Items] |  |
Mortgage loans | 0 | 0
2020 | Category 7 |  |
Mortgage Loans on Real Estate [Line Items] |  |
Mortgage loans | 0 | 0
2019 |  |
Mortgage Loans on Real Estate [Line Items] |  |
Mortgage loans | 88 | 96
2019 | Category 1 |  |
Mortgage Loans on Real Estate [Line Items] |  |
Mortgage loans | 0 | 0
2019 | Category 2 to 4 |  |
Mortgage Loans on Real Estate [Line Items] |  |
Mortgage loans | 88 | 96
2019 | Categories 5 and 6 |  |
Mortgage Loans on Real Estate [Line Items] |  |
Mortgage loans | 0 | 0
2019 | Category 7 |  |
Mortgage Loans on Real Estate [Line Items] |  |
Mortgage loans | 0 | 0
2018 |  |
Mortgage Loans on Real Estate [Line Items] |  |
Mortgage loans | 76 | 94
2018 | Category 1 |  |
Mortgage Loans on Real Estate [Line Items] |  |
Mortgage loans | 0 | 0
2018 | Category 2 to 4 |  |
Mortgage Loans on Real Estate [Line Items] |  |
Mortgage loans | 73 | 91
2018 | Categories 5 and 6 |  |
Mortgage Loans on Real Estate [Line Items] |  |
Mortgage loans | 3 | 3
2018 | Category 7 |  |
Mortgage Loans on Real Estate [Line Items] |  |
Mortgage loans | 0 | 0
2017 |  |
Mortgage Loans on Real Estate [Line Items] |  |
Mortgage loans | 98 | 150
2017 | Category 1 |  |
Mortgage Loans on Real Estate [Line Items] |  |
Mortgage loans | 23 | 22
2017 | Category 2 to 4 |  |
Mortgage Loans on Real Estate [Line Items] |  |
Mortgage loans | 71 | 124
2017 | Categories 5 and 6 |  |
Mortgage Loans on Real Estate [Line Items] |  |
Mortgage loans | 4 | 4
2017 | Category 7 |  |
Mortgage Loans on Real Estate [Line Items] |  |
Mortgage loans | 0 | 0
Prior |  |
Mortgage Loans on Real Estate [Line Items] |  |
Mortgage loans | 539 | 661
Prior | Category 1 |  |
Mortgage Loans on Real Estate [Line Items] |  |
Mortgage loans | 30 | 37
Prior | Category 2 to 4 |  |
Mortgage Loans on Real Estate [Line Items] |  |
Mortgage loans | 490 | 595
Prior | Categories 5 and 6 |  |
Mortgage Loans on Real Estate [Line Items] |  |
Mortgage loans | 11 | 29
Prior | Category 7 |  |
Mortgage Loans on Real Estate [Line Items] |  |
Mortgage loans | $ 8 | $ 0

X
- References No definition available. + Details
Name: | srt_MortgageLoansOnRealEstateLineItems
Namespace Prefix: | srt_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Amount of investment in mortgage loan on real estate by entity with substantial portion of business acquiring and holding investment real estate or interest in real estate. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 948 -SubTopic 310 -Section S99 -Paragraph 1 -Subparagraph (SX 210.12-29(Column G)) -URI http://asc.fasb.org/extlink&oid=120402547&loc=d3e617274-123014 + Details
Name: | us-gaap_MortgageLoansOnRealEstate
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

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

X
- Details
Name: | cvs_MortgageLoansOnRealEstateCreditQualityIndicatorAxis=cvs_Category1Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | cvs_MortgageLoansOnRealEstateCreditQualityIndicatorAxis=cvs_Category2To4Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | cvs_MortgageLoansOnRealEstateCreditQualityIndicatorAxis=cvs_Categories5and6Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | cvs_MortgageLoansOnRealEstateCreditQualityIndicatorAxis=cvs_Category7Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | cvs_MortgageLoansOnRealEstateYearOfOriginationAxis=cvs_YearOfOriginationPeriodOneMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | cvs_MortgageLoansOnRealEstateYearOfOriginationAxis=cvs_YearOfOriginationPeriodTwoMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | cvs_MortgageLoansOnRealEstateYearOfOriginationAxis=cvs_YearOfOriginationPeriodThreeMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | cvs_MortgageLoansOnRealEstateYearOfOriginationAxis=cvs_YearOfOriginationPeriodFourMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | cvs_MortgageLoansOnRealEstateYearOfOriginationAxis=cvs_YearOfOriginationPeriodFiveMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | cvs_MortgageLoansOnRealEstateYearOfOriginationAxis=cvs_YearOfOriginationPriorToPeriodFiveMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |