Equity - Schedule of Changes in the Components of Accumulated Other Comprehensive Loss (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]
Beginning Balance	$ 35,559	$ 39,506	$ 36,477	$ 2,107
Other comprehensive income (loss) before reclassifications			39
Reclassifications from accumulated other comprehensive income (loss) to net earnings			1
Net other comprehensive income (loss)			40
Ending Balance	35,514	37,240	35,514	37,240
Pension and other postretirement benefit plans, tax	0	(1)	4	(1)
Accumulated Other Comprehensive Loss
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]
Beginning Balance	(813)	(811)	(886)	(841)
Ending Balance	(846)	$ (1,038)	(846)	$ (1,038)
Foreign Currency Translation Adjustments
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]
Beginning Balance			(582)
Other comprehensive income (loss) before reclassifications			(38)
Reclassifications from accumulated other comprehensive income (loss) to net earnings			0
Net other comprehensive income (loss)			(38)
Ending Balance	(620)		(620)
Pension and Postretirement Benefit Plans
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]
Beginning Balance			(349)
Other comprehensive income (loss) before reclassifications			(10)
Reclassifications from accumulated other comprehensive income (loss) to net earnings			2
Net other comprehensive income (loss)			(8)
Ending Balance	(357)		(357)
Pension and other postretirement benefit plans, tax			1
Unrealized Gain (Loss) on Cash Flow Hedges
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]
Beginning Balance			45
Other comprehensive income (loss) before reclassifications			87
Reclassifications from accumulated other comprehensive income (loss) to net earnings			(1)
Net other comprehensive income (loss)			86
Ending Balance	$ 131		$ 131