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Partnerships and Joint Ventures - Narrative (Details) - USD ($) $ in Millions | 12 Months Ended |
--- | --- | ---
Dec. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2020 | Mar. 31, 2021
Cooec Fluor Heavy Industries Co. Limited |  |  |  |
Variable interest entity information |  |  |  |
Future funding commitments |  |  |  | $ 26
Cooec Fluor Heavy Industries Co. Limited |  |  |  |
Variable interest entity information |  |  |  |
Impairment expense |  | $ 28 | $ 86 |
Ownership interest (as a percent) | 49.00% |  |  |
Infrastructure Joint Venture | Discontinued Operations, Disposed of by Sale | Urban Solutions |  |  |  |
Variable interest entity information |  |  |  |
Ownership interest (as a percent) |  | 10.00% |  |
Gain (loss) on sale of investments | $ 11 | $ 20 |  |
Variable Interest Entity, Not Primary Beneficiary |  |  |  |
Variable interest entity information |  |  |  |
Net assets | 46 | 68 |  |
Variable Interest Entity, Not Primary Beneficiary | Future funding commitment |  |  |  |
Variable interest entity information |  |  |  |
Future funding commitments | 57 |  |  |
Variable Interest Entity, Not Primary Beneficiary | Accrued Liabilities |  |  |  |
Variable interest entity information |  |  |  |
Investments in loss position, included in other accrued liabilities | 312 | 240 |  |
Variable Interest Entity, Not Primary Beneficiary | Accounts and notes receivable, net |  |  |  |
Variable interest entity information |  |  |  |
Receivables related to work performed for unconsolidated partnerships and joint ventures | $ 185 | $ 205 |  |

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