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Debt - Schedule of Commercial Paper (Details) - Commercial paper outstanding - USD ($) $ in Millions | 3 Months Ended | 6 Months Ended |
--- | --- | --- | ---
Jun. 30, 2022 | Jun. 30, 2021 | Jun. 30, 2022 | Jun. 30, 2021 | Dec. 31, 2021
Debt Instrument [Line Items] |  |  |  |  |
Commercial paper outstanding | $ 240 |  | $ 240 |  | $ 665
Weighted average commercial paper outstanding | $ 375 | $ 65 | $ 473 | $ 41 |
Weighted average interest rate of commercial paper outstanding | 0.68% | 0.17% | 0.18% | 0.18% |

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