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v3.23.3

Stockholders' Deficit - Narrative (Details) $ / shares in Units, shares in Millions, $ in Millions | 1 Months Ended | 3 Months Ended | 4 Months Ended | 6 Months Ended |
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Jul. 31, 2023 USD ($) $ / shares | Aug. 31, 2022 shares | May 31, 2022 USD ($) shares | Feb. 28, 2022 USD ($) | Sep. 30, 2023 USD ($) vote $ / shares shares | Jun. 30, 2023 USD ($) $ / shares shares | Sep. 30, 2022 USD ($) $ / shares shares | Jun. 30, 2022 shares | Mar. 31, 2022 shares | Aug. 31, 2022 $ / shares shares | May 31, 2022 $ / shares shares | Sep. 30, 2023 USD ($) vote $ / shares | Sep. 30, 2022 USD ($) $ / shares | Mar. 31, 2023 USD ($)
Accelerated Share Repurchases [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of votes per share of common stock permitted on proposals presented to stockholders (vote) | vote |  |  |  |  | 1 |  |  |  |  |  |  | 1 |  |
Dividends declared per common share (in dollars per share) | $ / shares | $ 0.62 |  |  |  | $ 0.62 | $ 0.54 | $ 0.54 |  |  |  |  | $ 1.16 | $ 1.01 |
Other accrued liabilities |  |  |  |  | $ 4,007 |  |  |  |  |  |  | $ 4,007 |  | $ 4,200
Excise taxes |  |  |  |  | 8 |  |  |  |  |  |  | 12 |  |
Shares repurchased |  |  |  |  | 840 |  | $ 524 |  |  |  |  | 1,513 | $ 1,524 |
Authorized repurchase amount (up to) | $ 6,000 |  |  |  |  |  |  |  |  |  |  |  |  |
Authorized amount available for future repurchases |  |  |  |  | $ 8,100 |  |  |  |  |  |  | 8,100 |  |
Accelerated Share Repurchase |  |  |  |  |  |  |  |  |  |  |  |  |  |
Accelerated Share Repurchases [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Average price of shares repurchased (in usd per share) | $ / shares |  |  |  |  |  |  |  |  |  | $ 321.05 | $ 295.16 |  |  |
Shares repurchased |  |  | $ 1,000 | $ 1,500 |  |  |  |  |  |  |  |  |  |
Share repurchases (in shares) | shares |  |  |  |  |  |  |  |  |  | 3.1 | 5.1 |  |  |
Accelerated Share Repurchase, Initial Share Settlement |  |  |  |  |  |  |  |  |  |  |  |  |  |
Accelerated Share Repurchases [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Common stock repurchased (in shares) | shares |  |  | 2.6 |  |  |  |  |  | 4.8 |  |  |  |  |
Accelerated Share Repurchase, Completion Of Program |  |  |  |  |  |  |  |  |  |  |  |  |  |
Accelerated Share Repurchases [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Common stock repurchased (in shares) | shares |  | 0.5 | 0.3 |  |  |  |  |  |  |  |  |  |  |
Open Market Share Repurchase Transactions |  |  |  |  |  |  |  |  |  |  |  |  |  |
Accelerated Share Repurchases [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Common stock repurchased (in shares) | shares |  |  |  |  | 2.0 | 1.8 | 1.5 | 0.0 |  |  |  |  |  |
Shares repurchased |  |  |  |  | $ 840 | $ 673 | $ 524 |  |  |  |  |  |  |
Average price of shares repurchased (in usd per share) | $ / shares |  |  |  |  | $ 422.39 | $ 379.14 | $ 355.75 |  |  |  |  |  |  |
Other accrued liabilities |  |  |  |  | $ 23 |  |  |  |  |  |  | $ 23 |  | $ 27

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