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Income as a result of prepayments at a pre-negotiated discount certain future payment amounts

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Income from Settlements of Class Action Lawsuits

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Insurance Recoveries - Pharma

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Loss Contingency, Lawsuits, Number

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Settling States

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Amount of gain (loss) recognized in settlement of litigation and insurance claims. Excludes claims within an insurance entity's normal claims settlement process.

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The amount recovered from insurance. These recoveries reduce costs and losses that are reported as a separate line item under operating expenses.

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Aggregate carrying amount of the estimated litigation liability for known or estimated probable loss from litigation, which may include attorneys' fees and other litigation costs.

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Carrying amount of reserve for known or estimated probable loss from litigation, which may include attorneys' fees and other litigation costs, which is expected to be paid within one year of the date of the statement of financial position.

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Amount of litigation expense, including but not limited to legal, forensic, accounting, and investigative fees.

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Amount of loss from litigation settlement for amount awarded to other party. Excludes claims within an insurance entity's normal claims settlement process.

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Period covered by the long-term purchase commitment, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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No definition available.

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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.

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Amount of loss contingency liability.

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Amount of increase (decrease) in loss contingency liability.

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Number of claims settled.

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Reflects the estimated amount of loss from the specified contingency as of the balance sheet date.

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The amount of cash paid for the settlement of litigation or for other legal issues during the period.

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Commitments, Contingent Liabilities and Litigation (Details)			3 Months Ended	5 Months Ended	12 Months Ended			49 Months Ended	155 Months Ended
	Apr. 30, 2023 USD ($) lawsuit	Jul. 31, 2014	Sep. 30, 2022 USD ($)	Sep. 30, 2023 USD ($)	Jun. 30, 2025 USD ($) numberOfUSTerritories states	Jun. 30, 2024 USD ($)	Jun. 30, 2023 USD ($) states	Jul. 31, 2025 USD ($)	Jun. 30, 2038 USD ($)	Aug. 08, 2025 lawsuit	Aug. 31, 2024 USD ($)	Nov. 30, 2023 USD ($)	Oct. 31, 2022 USD ($)	Jul. 31, 2022 USD ($)	Apr. 30, 2018 USD ($)
Loss Contingencies [Line Items]
Gain (Loss) Related to Litigation Settlement					$ 185,000,000	$ (78,000,000)	$ 304,000,000
Income from Settlements of Class Action Lawsuits					$ 171,000,000	117,000,000	$ 130,000,000
CVS Health Corporation
Loss Contingencies [Line Items]
Long-Term Purchase Commitment, Period		10 years
Opioid Lawsuits
Loss Contingencies [Line Items]
Loss Contingency, Number of State \| states					50		48
Settling U.S Territories \| numberOfUSTerritories					5
Payments for Legal Settlements					$ 798,000,000
Insurance Recoveries					25,000,000	34,000,000
Insurance Recoveries - Pharma					12,000,000
Opioid Lawsuits \| Subsequent Event
Loss Contingencies [Line Items]
Payments for Legal Settlements								$ 2,200,000,000	$ 4,100,000,000
Product Liability Lawsuits
Loss Contingencies [Line Items]
Loss Contingency Accrual, Period Increase (Decrease)						103,000,000
Product Liability Lawsuits \| IVC April 2023 Agreement
Loss Contingencies [Line Items]
Payments for Legal Settlements			$ 49,000,000	$ 275,000,000
Loss Contingency, Estimate of Possible Loss	$ 275,000,000
New York Opioid Stewardship Act
Loss Contingencies [Line Items]
Aggregate Annual Assessment															$ 100,000,000
WEST VIRGINIA \| Opioid Lawsuits
Loss Contingencies [Line Items]
Loss Contingency, Estimate of Possible Loss														$ 124,000,000
921150 American Indian and Alaska Native Tribal Governments \| Opioid Lawsuits
Loss Contingencies [Line Items]
Loss Contingency, Estimate of Possible Loss													$ 136,000,000
ALABAMA \| Opioid Lawsuits
Loss Contingencies [Line Items]
Loss Contingency, Estimate of Possible Loss												$ 123,000,000
Litigation Settlement, Loss						22,000,000
City of Baltimore \| Opioid Lawsuits
Loss Contingencies [Line Items]
Loss Contingency, Estimate of Possible Loss											$ 153,000,000
Total Opioid Litigation [Member]
Loss Contingencies [Line Items]
Loss Contingency Accrual, Period Increase (Decrease)						344,000,000
Estimated Litigation Liability					4,900,000,000
Estimated Litigation Liability, Current					628,000,000
Litigation settlement							$ 5,600,000,000
Litigation Settlement, Loss						340
Income As A Result Of Prepayments						$ 105,000,000
Private Parties [Member] \| Opioid Lawsuits \| Subsequent Event
Loss Contingencies [Line Items]
Loss Contingency, Lawsuits, Number \| lawsuit										291
Class Action Lawsuits [Member] \| Private Parties [Member] \| Opioid Lawsuits
Loss Contingencies [Line Items]
Estimated Litigation Liability					213,000,000
Class Action Lawsuits [Member] \| Private Parties [Member] \| Opioid Lawsuits \| Subsequent Event
Loss Contingencies [Line Items]
Loss Contingency, Lawsuits, Number \| lawsuit										11
Product Liability Lawsuits \| IVC April 2023 Agreement
Loss Contingencies [Line Items]
Loss Contingency, Claims Settled, Number \| lawsuit	4,375
Product Liability Lawsuits \| Minimum
Loss Contingencies [Line Items]
Loss contingency accrual					$ 56,000,000