Other (Charges) Gains, Net - Schedule of Other (Charges) Gains, Net (Details) - USD ($) $ in Millions		3 Months Ended		9 Months Ended
		Sep. 30, 2026	Sep. 30, 2025	Sep. 30, 2026	Sep. 30, 2025
Restructuring and Related Activities [Abstract]
Restructuring(1)	[1]	$ (30)	$ (5)	$ (76)	$ (56)
Asset impairments(2)		0	(1,486)	0	(1,486)
Plant/office closures		(2)	0	(7)	0
Total		$ (32)	$ (1,491)	$ (83)	$ (1,542)

[1] Includes employee termination benefits primarily related to the previously announced closures of the Company's facilities in Lanaken, Belgium (Note 3), Ulsan, South Korea and Sakra, Singapore during the three and nine months ended September 30, 2026, and employee termination benefits related to Company-wide business optimization projects during the three and nine months ended September 30, 2026 and 2025. (2)Primarily related to non-cash impairment losses on goodwill and certain trade names, primarily Zytel® during the three and nine months ended September 30, 2025 (Note 5).