CONDENSED CONSOLIDATED BALANCE SHEET (Parenthetical) - USD ($) $ in Millions	Sep. 30, 2024	Dec. 31, 2023
CURRENT ASSETS, VIEs
Cash and cash equivalents	$ 2,912	$ 2,519
Marketable securities, current	94	69
Accounts receivable, net	1,049	1,137
Contract assets	1,063	991
Other current assets	147	347
NONCURRENT ASSETS, VIEs
Property, plant and equipment, net	504	458
Other assets	252	340
CURRENT LIABILITIES, VIEs
Accounts payable	1,195	1,214
Contract liabilities	684	639
Accrued salaries, wages and benefits	608	653
Other accrued liabilities	$ 495	$ 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)	171,326,177	170,405,512
Common stock shares outstanding (in shares)	171,326,177	170,405,512
Variable Interest Entity, Primary Beneficiary
CURRENT ASSETS, VIEs
Cash and cash equivalents	$ 518	$ 491
Marketable securities, current	25	0
Accounts receivable, net	152	135
Contract assets	160	171
Other current assets	48	50
NONCURRENT ASSETS, VIEs
Property, plant and equipment, net	52	41
Other assets	80	127
CURRENT LIABILITIES, VIEs
Accounts payable	319	285
Contract liabilities	271	276
Accrued salaries, wages and benefits	25	25
Other accrued liabilities	73
Other noncurrent liabilities	$ 82	$ 20