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Acquisitions (Centauri Platform Holdings, LLC) (Details) - USD ($) |  | 12 Months Ended |
--- | --- | --- | ---
Oct. 01, 2020 | Dec. 31, 2021 | Dec. 31, 2020 | Dec. 31, 2019 | Sep. 30, 2020
Business Acquisition [Line Items] |  |  |  |  |
Acquisition related costs |  | $ 12,000,000 | $ 9,000,000 | $ 2,000,000 |
Goodwill |  | 2,060,000,000 | 1,761,000,000 | $ 1,265,000,000 |
Notes Due 2028 | Senior Notes |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |
Aggregate principal amount |  |  |  |  | $ 250,000,000
Interest rate, stated percentage |  |  |  |  | 4.75%
Centauri L L C |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |
Purchase price of acquisition | $ 830,000,000 |  |  |  |
Acquisition related costs |  | $ 6,000,000 | 9,000,000 |  |
Revenues |  |  | 125,000,000 |  |
Gross profit |  |  | $ 19,000,000 |  |
Goodwill | 576,000,000 |  |  |  |
Centauri L L C | Notes Due 2028 | Senior Notes |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |
Aggregate principal amount | $ 250,000,000 |  |  |  |
Interest rate, stated percentage | 4.75% |  |  |  |

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