2024 Transformation Initiative (Rollforward) (Details) - 2024 Transformation Initiative - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2025	Dec. 31, 2024
Restructuring Cost and Reserve
Restructuring Charges, Statement of Income or Comprehensive Income [Extensible Enumeration]	Cost of products sold, Marketing, research and general expenses
Restructuring Reserve [Roll Forward]
2024 Transformation Initiative liabilities as of January 1	$ 130	$ 0
Charges for workforce reductions and other cash exit costs	176	291
Cash payments	(229)	(156)
Currency and other	(15)	(5)
2024 Transformation Initiative liabilities as of December 31	$ 62	$ 130