Share-Based Compensation Arrangement By Share-based Payment Award, Offering Period

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- Definition

Share-based Compensation Arrangement by Share-based Payment Award, Options, Expected to Vest, Outstanding, Number

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- Definition

Share-Based Compensation Arrangement by Share-Based Payment Award, Shares, Common Stock Received Per Restricted Stock Unit Granted

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- Definition

Stock Issued During Period, Employee Stock Purchase Plan, Average Purchase Price of Shares Purchased

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- Definition

Number of shares of equity interests issued or issuable to acquire entity.

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- 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.

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- Definition

Weighted-average period over which cost not yet recognized is expected to be recognized for award under share-based payment arrangement, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

+ References

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- Definition

Amount of cost to be recognized for nonvested award under share-based payment arrangement. Excludes share and unit options.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition

Amount of cost to be recognized for option under share-based payment arrangement.

+ References

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- Definition

Period over which grantee's right to exercise award under share-based payment arrangement is no longer contingent on satisfaction of service or performance condition, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. Includes, but is not limited to, combination of market, performance or service condition.

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- Definition

Fair value of share-based awards for which the grantee gained the right by satisfying service and performance requirements, to receive or retain shares or units, other instruments, or cash.

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- Definition

Number of shares authorized for issuance under share-based payment arrangement.

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- Definition

The difference between the maximum number of shares (or other type of equity) authorized for issuance under the plan (including the effects of amendments and adjustments), and the sum of: 1) the number of shares (or other type of equity) already issued upon exercise of options or other equity-based awards under the plan; and 2) shares (or other type of equity) reserved for issuance on granting of outstanding awards, net of cancellations and forfeitures, if applicable.

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- Definition

Period from grant date that an equity-based award expires, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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- Definition

Purchase price of common stock expressed as a percentage of its fair value.

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No definition available.

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- Definition

Number of shares issued during the period as a result of an employee stock purchase plan.

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Stock Incentive Plans - Narrative (Details) - USD ($) $ / shares in Units, $ in Millions			12 Months Ended
	May 02, 2023	Mar. 29, 2023	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Share-based Payment Arrangement, Expensed and Capitalized, Amount [Line Items]
Shares of common stock received for each restricted stock unit granted (in shares)			1
Shares issued employee stock purchase plan (in shares)			3,000,000
Average purchase price of shares purchased (in dollars per share)			$ 70.99
Restricted stock units and performance stock units
Share-based Payment Arrangement, Expensed and Capitalized, Amount [Line Items]
Compensation not yet recognized, other than options			$ 790
Compensation not yet recognized, period for recognition			2 years 1 month 6 days
Vested in period, fair value			$ 525	$ 328	$ 406
Performance stock units
Share-based Payment Arrangement, Expensed and Capitalized, Amount [Line Items]
Award vesting period			3 years
Employee Stock Option
Share-based Payment Arrangement, Expensed and Capitalized, Amount [Line Items]
Award vesting period			4 years
Compensation not yet recognized, period for recognition			2 years
Compensation not yet recognized, options			$ 58
Expected to vest (in shares)			7,000,000
Stock options granted through 2018
Share-based Payment Arrangement, Expensed and Capitalized, Amount [Line Items]
Expiration period			7 years
Stock options granted subsequent to 2018
Share-based Payment Arrangement, Expensed and Capitalized, Amount [Line Items]
Expiration period			10 years
Stock Appreciation Rights (SARs)
Share-based Payment Arrangement, Expensed and Capitalized, Amount [Line Items]
Award vesting period			3 years
Expiration period			10 years
Employee Stock
Share-based Payment Arrangement, Expensed and Capitalized, Amount [Line Items]
Number of shares authorized (in shares)			60,000,000
Number of shares available for grant (in shares)			26,000,000
Offering period			6 months
Purchase price of common stock percent			90.00%
Minimum
Share-based Payment Arrangement, Expensed and Capitalized, Amount [Line Items]
Award vesting period			3 years
Maximum
Share-based Payment Arrangement, Expensed and Capitalized, Amount [Line Items]
Award vesting period			5 years
Oak Street Health Inc. \| Pre-combination services
Share-based Payment Arrangement, Expensed and Capitalized, Amount [Line Items]
Replacement equity awards for pre-combination services (in shares)	3,900,000
Signify Health, Inc. \| Pre-combination services
Share-based Payment Arrangement, Expensed and Capitalized, Amount [Line Items]
Replacement equity awards for pre-combination services (in shares)		3,200,000
CVS Health 2017 Incentive Compensation Plan
Share-based Payment Arrangement, Expensed and Capitalized, Amount [Line Items]
Number of shares authorized (in shares)			58,000,000
Number of shares available for grant (in shares)			11,000,000
Oak Street Health Plan
Share-based Payment Arrangement, Expensed and Capitalized, Amount [Line Items]
Number of shares authorized (in shares)			7,000,000
Signify Plan
Share-based Payment Arrangement, Expensed and Capitalized, Amount [Line Items]
Number of shares authorized (in shares)			9,000,000