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Debt - Description of short-term debt (Details) - USD ($) $ in Millions	Jun. 30, 2026	Jun. 26, 2026	Dec. 31, 2025
Description of short-term debt [Line Items]
Short-term debt	$ 234		$ 226
Weighted average interest rate, short-term debt (in percent)	2.80%		2.70%
U.S. Receivables Facility
Description of short-term debt [Line Items]
Maximum borrowing capacity	$ 700	$ 900
Short-term debt	0
Outstanding letters of credit	0
Unused availability	700
Commercial paper
Description of short-term debt [Line Items]
Maximum borrowing capacity	2,500
Short-term debt	0
Precious metal financings
Description of short-term debt [Line Items]
Short-term debt	$ 234