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Employee Benefits - Additional Information (Details) - USD ($) $ in Millions | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2022 | Mar. 31, 2022 | Sep. 30, 2021 | Sep. 30, 2022 | Sep. 30, 2021
U.K. |  |  |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |  |  |
Non-cash settlement charge | $ 0 |  | $ 0 | $ 0 | $ 0
Expected future employer cash contribution | 7 |  |  | 7 |
Other |  |  |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |  |  |
Non-cash settlement charge | 0 |  | 0 | 0 | 0
Expected future employer cash contribution | 15 |  |  | 15 |
U.S. |  |  |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |  |  |
Non-cash settlement charge | 0 | $ 1 | $ 0 | 1 | $ 0
Expected future employer cash contribution | $ 52 |  |  | $ 52 |

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