CONDENSED CONSOLIDATED BALANCE SHEET (Parenthetical) - USD ($) $ in Millions	Mar. 31, 2024	Dec. 31, 2023
CURRENT ASSETS, VIEs
Cash and cash equivalents	$ 2,335	$ 2,519
Accounts receivable, net	1,099	1,137
Contract assets	1,002	991
Other current assets	401	347
NONCURRENT ASSETS, VIEs
Property, plant and equipment, net	438	458
Other assets	269	340
CURRENT LIABILITIES, VIEs
Accounts payable	1,248	1,214
Contract liabilities	652	639
Accrued salaries, wages and benefits	529	653
Other accrued liabilities	$ 518	$ 657
Stockholders' Equity Attributable to Parent [Abstract]
Common stock shares authorized (in shares)	375,000,000	375,000,000
Common stock par value (in dollars per share)	$ 0.01	$ 0.01
Common stock shares issued (in shares)	171,209,311	170,405,512
Common stock shares outstanding (in shares)	171,209,311	170,405,512
Variable Interest Entity, Primary Beneficiary
CURRENT ASSETS, VIEs
Cash and cash equivalents	$ 462	$ 491
Accounts receivable, net	212	135
Contract assets	167	171
Other current assets	55	50
NONCURRENT ASSETS, VIEs
Property, plant and equipment, net	46	41
Other assets	77	127
CURRENT LIABILITIES, VIEs
Accounts payable	290	285
Contract liabilities	317	276
Accrued salaries, wages and benefits	26	25
Other accrued liabilities	77	73
Other noncurrent liabilities	$ 12	$ 20