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Employee Benefit Plans - Schedule of Pension Plan Assets at Fair Value (Details) - USD ($) $ in Millions | Dec. 31, 2023 | Dec. 31, 2022 | Dec. 31, 2021
--- | --- | --- | ---
Insurance contracts |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Total assets at fair value | $ 8 | $ 7 | $ 7
Recurring |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Total assets at fair value | 60 | 56 |
Recurring | Quoted Prices in Active Markets for Identical Assets (Level 1) |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Total assets at fair value | 0 | 0 |
Recurring | Significant Other Observable Inputs (Level 2) |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Total assets at fair value | 52 | 49 |
Recurring | Significant Unobservable Inputs (Level 3) |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Total assets at fair value | 8 | 7 |
Recurring | Money market funds |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Total assets at fair value | 1 | 2 |
Recurring | Money market funds | Quoted Prices in Active Markets for Identical Assets (Level 1) |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Total assets at fair value | 0 | 0 |
Recurring | Money market funds | Significant Other Observable Inputs (Level 2) |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Total assets at fair value | 1 | 2 |
Recurring | Money market funds | Significant Unobservable Inputs (Level 3) |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Total assets at fair value | 0 | 0 |
Recurring | Equity funds |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Total assets at fair value | 20 | 17 |
Recurring | Equity funds | Quoted Prices in Active Markets for Identical Assets (Level 1) |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Total assets at fair value | 0 | 0 |
Recurring | Equity funds | Significant Other Observable Inputs (Level 2) |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Total assets at fair value | 20 | 17 |
Recurring | Equity funds | Significant Unobservable Inputs (Level 3) |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Total assets at fair value | 0 | 0 |
Recurring | Bond/fixed-income funds |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Total assets at fair value | 28 | 27 |
Recurring | Bond/fixed-income funds | Quoted Prices in Active Markets for Identical Assets (Level 1) |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Total assets at fair value | 0 | 0 |
Recurring | Bond/fixed-income funds | Significant Other Observable Inputs (Level 2) |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Total assets at fair value | 28 | 27 |
Recurring | Bond/fixed-income funds | Significant Unobservable Inputs (Level 3) |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Total assets at fair value | 0 | 0 |
Recurring | Real estate indirect investments |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Total assets at fair value | 3 | 3 |
Recurring | Real estate indirect investments | Quoted Prices in Active Markets for Identical Assets (Level 1) |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Total assets at fair value | 0 | 0 |
Recurring | Real estate indirect investments | Significant Other Observable Inputs (Level 2) |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Total assets at fair value | 3 | 3 |
Recurring | Real estate indirect investments | Significant Unobservable Inputs (Level 3) |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Total assets at fair value | 0 | 0 |
Recurring | Insurance contracts |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Total assets at fair value | 8 | 7 |
Recurring | Insurance contracts | Quoted Prices in Active Markets for Identical Assets (Level 1) |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Total assets at fair value | 0 | 0 |
Recurring | Insurance contracts | Significant Other Observable Inputs (Level 2) |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Total assets at fair value | 0 | 0 |
Recurring | Insurance contracts | Significant Unobservable Inputs (Level 3) |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Total assets at fair value | $ 8 | $ 7 |

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