Postretirement Benefit Plans - Amounts Recognized on our Balance Sheet (Details) - USD ($) $ in Millions	Dec. 31, 2025	Dec. 31, 2024
Defined Benefit Plan Disclosure [Line Items]
Overfunded retirement plans	$ 324	$ 233
Accrued expenses and other liabilities & other long-term liabilities	(14)	(16)
Underfunded retirement plans	(124)	(110)
Funded status at end of year	186	107
U.S. | Defined Benefit
Defined Benefit Plan Disclosure [Line Items]
Overfunded retirement plans	0	0
Accrued expenses and other liabilities & other long-term liabilities	(5)	(10)
Underfunded retirement plans	(71)	(83)
Funded status at end of year	(76)	(93)
U.S. | Retiree Health Care
Defined Benefit Plan Disclosure [Line Items]
Overfunded retirement plans	19	16
Accrued expenses and other liabilities & other long-term liabilities	0	0
Underfunded retirement plans	(2)	(2)
Funded status at end of year	17	14
Non-U.S. | Defined Benefit
Defined Benefit Plan Disclosure [Line Items]
Overfunded retirement plans	305	217
Accrued expenses and other liabilities & other long-term liabilities	(9)	(6)
Underfunded retirement plans	(51)	(25)
Funded status at end of year	$ 245	$ 186