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v3.22.2.2

Redeemable Noncontrolling Interests and Noncontrolling Interests - Narrative (Details) shares in Millions, $ in Millions | 3 Months Ended | 6 Months Ended |  |  |  |  |
--- | --- | --- | --- | --- | --- | --- | ---
Sep. 30, 2022 USD ($) | Sep. 30, 2021 USD ($) | Sep. 30, 2022 USD ($) | Sep. 30, 2021 USD ($) shares | Jun. 30, 2022 USD ($) | Mar. 31, 2022 USD ($) | Jun. 30, 2021 USD ($) | Mar. 31, 2021 USD ($) | Dec. 31, 2014 € / shares
Noncontrolling Interest [Line Items] |  |  |  |  |  |  |  |  |
Put right redemption price per share (in euros per share) | € / shares |  |  |  |  |  |  |  |  | € 22.99
Put right value, interest rate spread (as a percent) |  |  |  |  |  |  |  |  | 5.00%
Payments for purchase shares of McKesson Europe |  |  | $ 0 | $ 1,031 |  |  |  |  |
Associated increase in Company's ownership interest on its equity |  |  |  | 8 |  |  |  |  |
Reclassification of McKesson Europe AG redeemable noncontrolling interests |  |  |  | 287 |  |  |  |  |
Noncontrolling interests | $ 518 |  | 518 |  |  | $ 480 |  |  |
Net income attributable to noncontrolling interests | 41 | $ 43 | 82 | 90 |  |  |  |  |
Redeemable Noncontrolling Interest |  |  |  |  |  |  |  |  |
Noncontrolling Interest [Line Items] |  |  |  |  |  |  |  |  |
Net income attributable to noncontrolling interests |  | 0 |  | 8 |  |  |  |  |
Decrease in noncontrolling interest |  |  |  | (983) |  |  |  |  |
Reclassification of McKesson Europe AG redeemable noncontrolling interests |  |  |  | (287) |  |  |  |  |
Additional Paid-in Capital |  |  |  |  |  |  |  |  |
Noncontrolling Interest [Line Items] |  |  |  |  |  |  |  |  |
Associated increase in Company's ownership interest on its equity |  |  |  | 178 |  |  |  |  |
Noncontrolling Interests |  |  |  |  |  |  |  |  |
Noncontrolling Interest [Line Items] |  |  |  |  |  |  |  |  |
Decrease in noncontrolling interest |  |  |  | 0 |  |  |  |  |
Reclassification of McKesson Europe AG redeemable noncontrolling interests |  |  |  | 287 |  |  |  |  |
Noncontrolling interests | 518 | 484 | 518 | 484 | $ 532 | $ 480 | $ 484 | $ 196 |
Net income attributable to noncontrolling interests | 41 | 43 | 82 | 82 |  |  |  |  |
McKesson Europe Subsidiary |  |  |  |  |  |  |  |  |
Noncontrolling Interest [Line Items] |  |  |  |  |  |  |  |  |
Annual recurring dividend (in euro per share) | € / shares |  |  |  |  |  |  |  |  | € 0.83
McKesson Europe Subsidiary | Noncontrolling Interests |  |  |  |  |  |  |  |  |
Noncontrolling Interest [Line Items] |  |  |  |  |  |  |  |  |
Noncontrolling interests | 382 |  | 382 |  |  |  |  |  |
McKesson Europe Subsidiary |  |  |  |  |  |  |  |  |
Noncontrolling Interest [Line Items] |  |  |  |  |  |  |  |  |
Net income attributable to noncontrolling interests |  |  |  | 8 |  |  |  |  |
Payments for purchase shares of McKesson Europe |  |  |  | $ 1,000 |  |  |  |  |
Shares purchased (in shares) | shares |  |  |  | 34.5 |  |  |  |  |
Vantage, ClarusOne Sourcing Services LLC and McKesson Europe |  |  |  |  |  |  |  |  |
Noncontrolling Interest [Line Items] |  |  |  |  |  |  |  |  |
Net income attributable to noncontrolling interests | $ 41 | $ 43 | $ 82 | $ 82 |  |  |  |  |

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