Supplemental Equity and Comprehensive Income (Loss) Information - Reclassifications Out of AOCI (Details) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2024	Mar. 31, 2023
Amount Reclassified from Accumulated Other Comprehensive Income
Provision (benefit) for income taxes	$ 305	$ 210
Reclassification out of Accumulated Other Comprehensive Income (Loss) | Cumulative Translation Adjustment
Amount Reclassified from Accumulated Other Comprehensive Income
Provision (benefit) for income taxes	0	0
Reclassification out of Accumulated Other Comprehensive Income (Loss) | Defined Benefit Pension and Postretirement Plans Adjustment
Amount Reclassified from Accumulated Other Comprehensive Income
Provision (benefit) for income taxes	(13)	(13)
Reclassification out of Accumulated Other Comprehensive Income (Loss) | Cash Flow Hedging Instruments, Unrealized Gain (Loss)
Amount Reclassified from Accumulated Other Comprehensive Income
Provision (benefit) for income taxes	$ 6	$ 10