Shareholders' Equity - AOCI Activity (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Accumulated Other Comprehensive Earnings (Loss)
Beginning Balance	$ 3,461
Ending Balance	3,769	$ 3,461
Settlement loss			$ 138
Currency Translation (Net of Tax)
Accumulated Other Comprehensive Earnings (Loss)
Beginning Balance	(434)	(536)
Other comprehensive earnings (loss) before reclassifications	54	192
Amounts reclassified into earnings		(90)
Ending Balance	(380)	(434)	(536)
Pension and Other Postretirement Benefits (Net of Tax)
Accumulated Other Comprehensive Earnings (Loss)
Beginning Balance	(227)	(169)
Other comprehensive earnings (loss) before reclassifications	(308)	(88)
Amounts reclassified into earnings	(2)	30
Ending Balance	(537)	(227)	(169)
Derivatives Designated as Hedges (Net of Tax)
Accumulated Other Comprehensive Earnings (Loss)
Beginning Balance	(18)	123
Other comprehensive earnings (loss) before reclassifications	8	64
Amounts reclassified into earnings	11	(205)
Ending Balance	1	(18)	123
Accumulated Other Comprehensive Earnings (Loss).
Accumulated Other Comprehensive Earnings (Loss)
Beginning Balance	(679)	(582)
Other comprehensive earnings (loss) before reclassifications	(246)	168
Amounts reclassified into earnings	9	(265)
Ending Balance	$ (916)	$ (679)	$ (582)