XML 69 R51.htm IDEA: XBRL DOCUMENT
v3.19.2

Fair Value Fair Value - Carrying Value and Fair Value Classified by Level (Details) - Nonrecurring - USD ($) $ in Millions | Jun. 30, 2019 | Dec. 31, 2018
--- | --- | ---
Carrying Value |  |
Assets: |  |
Mortgage loans | $ 1,345 | $ 1,361
Equity securities | 138 | 140
Liabilities: |  |
Investment contracts liabilities with a fixed maturity | 5 | 5
Investment contracts liabilities without a fixed maturity | 367 | 382
Long-term debt | 70,835 | 72,709
Level 1 | Estimated Fair Value |  |
Assets: |  |
Mortgage loans | 0 | 0
Liabilities: |  |
Investment contracts liabilities with a fixed maturity | 0 | 0
Investment contracts liabilities without a fixed maturity | 0 | 0
Long-term debt | 73,590 | 71,252
Level 2 | Estimated Fair Value |  |
Assets: |  |
Mortgage loans | 0 | 0
Liabilities: |  |
Investment contracts liabilities with a fixed maturity | 0 | 0
Investment contracts liabilities without a fixed maturity | 0 | 0
Long-term debt | 0 | 0
Level 3 | Estimated Fair Value |  |
Assets: |  |
Mortgage loans | 1,380 | 1,366
Liabilities: |  |
Investment contracts liabilities with a fixed maturity | 5 | 5
Investment contracts liabilities without a fixed maturity | 371 | 357
Long-term debt | 0 | 0
Total | Estimated Fair Value |  |
Assets: |  |
Mortgage loans | 1,380 | 1,366
Liabilities: |  |
Investment contracts liabilities with a fixed maturity | 5 | 5
Investment contracts liabilities without a fixed maturity | 371 | 357
Long-term debt | $ 73,590 | $ 71,252

X
- Definition Investment Contracts With Fixed Maturity, Fair Value Disclosure. + References No definition available. + Details
Name: | cvs_InvestmentContractsWithFixedMaturityFairValueDisclosure
Namespace Prefix: | cvs_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Investment Contracts Without A Fixed Maturity, Fair Value Disclosure. + References No definition available. + Details
Name: | cvs_InvestmentContractsWithoutFixedMaturityFairValueDisclosure
Namespace Prefix: | cvs_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Fair value portion of debt instrument payable, including, but not limited to, notes payable and loans payable. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 825 -SubTopic 10 -Section 50 -Paragraph 10 -URI http://asc.fasb.org/extlink&oid=118260190&loc=d3e13433-108611 + Details
Name: | us-gaap_DebtInstrumentFairValue
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Amount of investment in equity security without readily determinable fair value. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 321 -SubTopic 10 -Section 50 -Paragraph 3 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=116654751&loc=SL75117539-209714 + Details
Name: | us-gaap_EquitySecuritiesWithoutReadilyDeterminableFairValueAmount
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

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

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

X
- Definition Fair value portion of mortgage loans held-for-sale. + References No definition available. + Details
Name: | us-gaap_MortgagesHeldForSaleFairValueDisclosure
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Details
Name: | us-gaap_FairValueByMeasurementFrequencyAxis=us-gaap_FairValueMeasurementsNonrecurringMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FairValueByMeasurementBasisAxis=us-gaap_CarryingReportedAmountFairValueDisclosureMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FairValueByFairValueHierarchyLevelAxis=us-gaap_FairValueInputsLevel1Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FairValueByMeasurementBasisAxis=us-gaap_EstimateOfFairValueFairValueDisclosureMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FairValueByFairValueHierarchyLevelAxis=us-gaap_FairValueInputsLevel2Member
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_FairValueByFairValueHierarchyLevelAxis=us-gaap_FairValueInputsLevel12And3Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |