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Data Type:	xbrli:monetaryItemType
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Operating Lease And Finance Lease, Impairment Loss

No definition available.

Name:	cvs_OperatingLeaseAndFinanceLeaseImpairmentLoss
Namespace Prefix:	cvs_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
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Term of lessee's finance lease, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 842
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 3
-Subparagraph (a)(3)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147478964/842-20-50-3

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Term of lessee's operating lease, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

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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.

No definition available.

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Balance Type:
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Name:	srt_RangeAxis=srt_MaximumMember
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