Other Income/(Loss), Net (Details) - USD ($) $ in Millions		3 Months Ended		9 Months Ended
		Sep. 30, 2025	Sep. 30, 2024	Sep. 30, 2025	Sep. 30, 2024
Other Income and Expenses [Abstract]
Gain/(loss) on disposal of operations		$ 26	$ (1,190)	$ 40	$ (1,190)
Net periodic pension and postretirement benefit credits/(costs)	[1]	12	22	(50)	65
Foreign exchange (loss)/gain	[2]	(2)	(2)	(11)	2
Other		1	3	3	5
Other income/(loss), net		$ 37	$ (1,167)	$ (18)	$ (1,118)

[1] For the nine months ended September 30, 2025, includes a pension settlement charge of $82 million. See Note 12 — Retirement Benefits.

[2] Includes the offsetting effects of the Company's foreign currency hedging program. See Note 9 — Derivative Financial Instruments.