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Contract Assets and Liabilities (Details) - USD ($)
$ in Millions
12 Months Ended
Dec. 31, 2022
Dec. 31, 2021
Revenue from Contract with Customer [Abstract]    
Unbilled receivables - reimbursable contracts $ 738 $ 822
Contract work in progress - lump sum contracts 177 244
Contract assets, current 915 1,066
Advance billings deducted from contract assets 220 208
Provision for anticipated losses on contracts included in contract liabilities 212 215
Revenue recognized that was included in contract liabilities as of January 1 818 894
Claim revenue for costs $ 247 $ 215