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Supplemental Cash Flow Information (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
(Increase) decrease in:
Accounts and notes receivable, net	$ 22	$ 5	$ 138
Contract assets	133	(179)	280
Other current assets	192	(167)	4
Other assets	159	284	77
Increase (decrease) in:
Accounts payable	(175)	6	(343)
Contract liabilities	(135)	(176)	(53)
Accrued liabilities	(155)	109	(12)
Other liabilities	(87)	(79)	(60)
Increase (decrease) in cash due to changes in assets and liabilities	(46)	(197)	31
Cash paid during the year for:
Interest	54	90	66
Income taxes (net of refunds)	$ 99	$ 75	$ 65

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The sum of adjustments which are added to or deducted from net income or loss, including the portion attributable to noncontrolling interest, to reflect cash provided by or used in operating activities, in accordance with the indirect cash flow method.

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