Accumulated Other Comprehensive Loss (Details) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2024	Mar. 31, 2023
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Beginning balance	$ 4,037	$ 3,601
Other comprehensive income (loss):
Total Other comprehensive (loss) income, net of tax	(31)	35
Ending balance	4,086	3,761
Accumulated other comprehensive loss
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Beginning balance	(1,830)	(1,841)
Other comprehensive income (loss):
Total Other comprehensive (loss) income, net of tax	(31)	35
Ending balance	(1,861)	(1,806)
Pension and other postretirement benefits
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Beginning balance	(689)	(653)
Other comprehensive income (loss):
Unrecognized net actuarial (loss) gain and prior service cost/benefit and net change from periodic revaluations	(1)	3
Tax benefit (expense)	0	(1)
Total Other comprehensive (loss) income before reclassifications, net of tax	(1)	2
Amortization of net actuarial loss and prior service cost and net amount reclassified to earnings	5	4
Tax expense	(1)	(1)
Total amount reclassified from Accumulated other comprehensive income (loss), net of tax	4	3
Total Other comprehensive (loss) income, net of tax	3	5
Ending balance	(686)	(648)
Foreign currency translation
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Beginning balance	(1,136)	(1,193)
Other comprehensive income (loss):
Total Other comprehensive (loss) income, net of tax	(37)	34
Ending balance	(1,173)	(1,159)
Cash flow hedges
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Beginning balance	(5)	5
Other comprehensive income (loss):
Unrecognized net actuarial (loss) gain and prior service cost/benefit and net change from periodic revaluations	(1)	(4)
Tax benefit (expense)	0	1
Total Other comprehensive (loss) income before reclassifications, net of tax	(1)	(3)
Amortization of net actuarial loss and prior service cost and net amount reclassified to earnings	5	(1)
Tax expense	(1)	0
Total amount reclassified from Accumulated other comprehensive income (loss), net of tax	4	(1)
Total Other comprehensive (loss) income, net of tax	3	(4)
Ending balance	$ (2)	$ 1