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Borrowings - Narrative (Details) - USD ($) $ in Millions |  |  | 1 Months Ended | 6 Months Ended
--- | --- | --- | --- | ---
Sep. 01, 2022 | Aug. 15, 2022 | May 31, 2022 | Jun. 30, 2022 | Jun. 30, 2021
Debt Instrument [Line Items] |  |  |  |  |
Redeemed principal amount |  |  |  | $ 1,529 | $ 5,423
Senior Notes | 3.5% senior notes due July 2022 |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Debt interest rate |  |  | 3.50% | 3.50% |
Redeemed principal amount |  |  | $ 1,500 |  |
Senior Notes | 2.75% senior notes due November 2022 |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Debt interest rate |  |  |  | 2.75% |
Senior Notes | 2.75% senior notes due November 2022 | Subsequent Event | Forecast |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Debt interest rate |  | 2.75% |  |  |
Redeemed principal amount |  | $ 1,000 |  |  |
Senior Notes | 2.75% senior notes due December 2022 |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Debt interest rate |  |  |  | 2.75% |
Senior Notes | 2.75% senior notes due December 2022 | Subsequent Event | Forecast |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Debt interest rate | 2.75% |  |  |  |
Redeemed principal amount | $ 1,250 |  |  |  |
Senior Notes | 4.75% senior notes due December 2022 |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Debt interest rate |  |  |  | 4.75% |
Senior Notes | 4.75% senior notes due December 2022 | Subsequent Event | Forecast |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Debt interest rate | 4.75% |  |  |  |
Redeemed principal amount | $ 399 |  |  |  |

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