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Commitments, Contingent Liabilities and Litigation (Details) $ in Millions |  |  |  |  | 3 Months Ended | 9 Months Ended |  |  |  |
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Apr. 29, 2022 lawsuit plaintiff | Apr. 28, 2022 numberOfUSTerritories StateAG lawsuit plaintiff states | Jul. 31, 2021 lawsuit | Jul. 31, 2014 | Mar. 31, 2022 USD ($) | Dec. 31, 2021 USD ($) | Mar. 31, 2021 USD ($) | Mar. 31, 2022 USD ($) | Mar. 31, 2021 USD ($) | May 04, 2022 lawsuit | May 02, 2022 USD ($) | Feb. 28, 2022 lawsuit | Apr. 30, 2018 USD ($)
Loss Contingencies [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Loss Related to Litigation Settlement |  |  |  |  | $ 61 |  | $ 15 | $ 113 | $ 1,085 |  |  |  |
Pharmaceutical |  |  |  |  |  |  |  |  |  |  |  |  |
Loss Contingencies [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Judgment for lost profits |  |  |  |  |  | $ 16 |  |  |  |  |  |  |
Product Liability Lawsuits | Subsequent Event |  |  |  |  |  |  |  |  |  |  |  |  |
Loss Contingencies [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Loss Contingency, New Claims Filed, Number | lawsuit | 457 |  |  |  |  |  |  |  |  |  |  |  |
Product Liability Lawsuits |  |  |  |  |  |  |  |  |  |  |  |  |
Loss Contingencies [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Loss Contingency, Claims Settled, Number | lawsuit |  |  | 1,300 |  |  |  |  |  |  |  |  |  |
Product Liability Lawsuits | Minimum |  |  |  |  |  |  |  |  |  |  |  |  |
Loss Contingencies [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Loss Contingency Accrual |  |  |  |  | 494 |  |  | 494 |  |  |  |  |
Product Liability Lawsuits | Maximum |  |  |  |  |  |  |  |  |  |  |  |  |
Loss Contingencies [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Loss Contingency Accrual |  |  |  |  | 1,050 |  |  | 1,050 |  |  |  |  |
Total Opioid Litigation [Member] |  |  |  |  |  |  |  |  |  |  |  |  |
Loss Contingencies [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Loss Contingency, Estimate of Possible Loss |  |  |  |  | 6,000 |  |  | 6,000 |  |  |  |  |
Estimated Litigation Liability |  |  |  |  | 6,700 |  |  | 6,700 |  |  |  |  |
Estimated Litigation Liability, Current |  |  |  |  | 738 |  |  | 738 |  |  |  |  |
Litigation Settlement, Expense |  |  |  |  |  |  |  |  | 1,020 |  |  |  |
Payments for Legal Settlements |  |  |  |  |  |  |  | 348 |  |  |  |  |
Total Opioid Litigation [Member] | Subsequent Event |  |  |  |  |  |  |  |  |  |  |  |  |
Loss Contingencies [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Settling States | states |  | 46 |  |  |  |  |  |  |  |  |  |  |
Settling U.S Territories | numberOfUSTerritories |  | 5 |  |  |  |  |  |  |  |  |  |  |
Loss Contingency Claims Settled Percent |  | 98.00% |  |  |  |  |  |  |  |  |  |  |
New York Opioid Stewardship Act [Member] |  |  |  |  |  |  |  |  |  |  |  |  |
Loss Contingencies [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Aggregate Annual Assessment |  |  |  |  |  |  |  |  |  |  |  |  | $ 100
Estimated Liability for New York Opioid Stewardship Act |  |  |  |  |  |  |  |  | 41 |  |  |  |
Loss Contingency Accrual, Payments |  |  |  |  |  | $ 20 |  |  |  |  |  |  |
Loss Contingency Accrual |  |  |  |  | $ 20 |  |  | $ 20 |  |  |  |  |
Opioid Lawsuits [Member] |  |  |  |  |  |  |  |  |  |  |  |  |
Loss Contingencies [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Loss Contingency, Lawsuits, Number | lawsuit |  |  |  |  |  |  |  |  |  |  |  | 3,400 |
Opioid Lawsuits [Member] | Subsequent Event |  |  |  |  |  |  |  |  |  |  |  |  |
Loss Contingencies [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Number of State Attorneys General filing lawsuits | StateAG |  | 25 |  |  |  |  |  |  |  |  |  |  |
Opioid Lawsuits [Member] | WEST VIRGINIA | Subsequent Event |  |  |  |  |  |  |  |  |  |  |  |  |
Loss Contingencies [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Loss Contingency, Number of Plaintiffs | plaintiff |  | 63 |  |  |  |  |  |  |  |  |  |  |
Opioid Lawsuits [Member] | WASHINGTON | Subsequent Event |  |  |  |  |  |  |  |  |  |  |  |  |
Loss Contingencies [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Loss Contingency, Estimate of Possible Loss |  |  |  |  |  |  |  |  |  |  | $ 160 |  |
Opioid Lawsuits [Member] | Private Parties [Member] | Subsequent Event |  |  |  |  |  |  |  |  |  |  |  |  |
Loss Contingencies [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Loss Contingency, Lawsuits, Number | lawsuit |  |  |  |  |  |  |  |  |  | 453 |  |  |
Opioid Lawsuits [Member] | Private Parties [Member] | GEORGIA | Subsequent Event |  |  |  |  |  |  |  |  |  |  |  |  |
Loss Contingencies [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Loss Contingency, Number of Plaintiffs | plaintiff |  | 21 |  |  |  |  |  |  |  |  |  |  |
Opioid Lawsuits [Member] | Class Action Lawsuits [Member] | Private Parties [Member] | Subsequent Event |  |  |  |  |  |  |  |  |  |  |  |  |
Loss Contingencies [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Loss Contingency, Lawsuits, Number | lawsuit |  |  |  |  |  |  |  |  |  | 141 |  |  |
Opioid Lawsuits State [Member] | Subsequent Event |  |  |  |  |  |  |  |  |  |  |  |  |
Loss Contingencies [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Loss Contingency, Lawsuits, Number | lawsuit |  | 2,700 |  |  |  |  |  |  |  |  |  |  |
Loss Contingency, Claims Settled, Number | lawsuit |  | 2,000 |  |  |  |  |  |  |  |  |  |  |
Loss Contingency, Pending Claims, Number | lawsuit |  | 700 |  |  |  |  |  |  |  |  |  |  |
Product Liability Lawsuits | Subsequent Event |  |  |  |  |  |  |  |  |  |  |  |  |
Loss Contingencies [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Loss Contingency, New Claims Filed, Number | lawsuit | 26 |  |  |  |  |  |  |  |  |  |  |  |
Product Liability Lawsuits | Alameda County [Member] | Subsequent Event |  |  |  |  |  |  |  |  |  |  |  |  |
Loss Contingencies [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Loss Contingency, Number of Plaintiffs | plaintiff | 5,872 |  |  |  |  |  |  |  |  |  |  |  |
Product Liability Lawsuits | Other Jurisdictions [Member] | Subsequent Event |  |  |  |  |  |  |  |  |  |  |  |  |
Loss Contingencies [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Loss Contingency, Number of Plaintiffs | plaintiff | 30 |  |  |  |  |  |  |  |  |  |  |  |
DOJ Investigation [Member] |  |  |  |  |  |  |  |  |  |  |  |  |
Loss Contingencies [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Loss Related to Litigation Settlement |  |  |  |  |  |  |  |  | $ 13 |  |  |  |
CVS Health |  |  |  |  |  |  |  |  |  |  |  |  |
Loss Contingencies [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Long-term Purchase Commitment, Period |  |  |  | 10 years |  |  |  |  |  |  |  |  |

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