Equity - Accumulated Other Comprehensive Loss (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Accumulated Other Comprehensive Income, Net of Tax [Roll Forward]
Beginning Balance	$ 571	$ 536	$ 684
Other comprehensive (loss) income before reclassifications	(205)
Reclassifications from accumulated other comprehensive income (loss) to net earnings	1
Net other comprehensive gain (loss) income	(204)
Ending Balance	2,107	571	536
Pension and other postretirement benefit plans, tax	10	(8)	39
Accumulated Other Comprehensive Loss
Accumulated Other Comprehensive Income, Net of Tax [Roll Forward]
Beginning Balance	(637)	(624)	(742)
Ending Balance	(841)	(637)	$ (624)
Foreign Currency Translation Adjustments
Accumulated Other Comprehensive Income, Net of Tax [Roll Forward]
Beginning Balance	(323)
Other comprehensive (loss) income before reclassifications	(18)
Reclassifications from accumulated other comprehensive income (loss) to net earnings	5
Net other comprehensive gain (loss) income	(13)
Ending Balance	(336)	(323)
Pension and Postretirement Benefit Plans
Accumulated Other Comprehensive Income, Net of Tax [Roll Forward]
Beginning Balance	(328)
Other comprehensive (loss) income before reclassifications	8
Reclassifications from accumulated other comprehensive income (loss) to net earnings	15
Net other comprehensive gain (loss) income	23
Ending Balance	(305)	(328)
Pension and other postretirement benefit plans, tax		3
Unrealized Gain (Loss) on Cash Flow Hedges
Accumulated Other Comprehensive Income, Net of Tax [Roll Forward]
Beginning Balance	14
Other comprehensive (loss) income before reclassifications	(195)
Reclassifications from accumulated other comprehensive income (loss) to net earnings	(19)
Net other comprehensive gain (loss) income	(214)
Ending Balance	$ (200)	$ 14