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Segment and Revenue Information - Narrative (Details) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2023 USD ($) segment | Dec. 31, 2022 USD ($) | Dec. 31, 2021 USD ($)
Segment Reporting Information [Line Items] |  |  |
Number of reportable segments | segment | 3 |  |
Percentage of operating assets located outside united states | 4.00% | 4.00% |
Income (loss) from equity method investments | $ 70 | $ 56 | $ 40
Revenue, remaining performance obligation, amount | $ 520,195 |  |
Within Next Fiscal Year |  |  |
Segment Reporting Information [Line Items] |  |  |
Revenue, remaining performance obligation, percent recognized | 16.00% |  |
Within Next 4 Fiscal Years |  |  |
Segment Reporting Information [Line Items] |  |  |
Revenue, remaining performance obligation, percent recognized | 62.00% |  |
U.S. government contracts | Revenues | U.S. government contracts |  |  |
Segment Reporting Information [Line Items] |  |  |
Concentration risk, percentage | 37.00% | 40.00% | 49.00%

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