Supplemental Cash Flow Information - Company's supplier finance programs (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023
Supplier Finance Program Obligation Roll Forward
Supplier Finance Program, Obligation, Statement of Financial Position [Extensible Enumeration]	Accounts Payable, Current	Accounts Payable, Current
Supplier Finance Program, Obligation, Statement of Financial Position [Extensible Enumeration]	Accounts Payable, Current	Accounts Payable, Current
Supply Chain Financing
Supplier Finance Program Obligation Roll Forward
Confirmed obligations outstanding at the beginning of the year	$ 113
Invoices confirmed during the year	394
Confirmed invoices paid during the year	(425)
Confirmed obligations outstanding at the end of the year	$ 82