Accrued Expenses and Other Current Liabilities (Details) - USD ($) $ in Millions	Dec. 31, 2025	Dec. 31, 2024
Accrued Expenses And Other Current Liabilities [Abstract]
Wage and other employee-related accrued expenses	$ 92	$ 64
Accrued tax expense	187	152
Accrued insurance	37	39
Accrued interest expense	183	82
Dealer deposits	21	24
Accrued environmental expense	10	7
Contract with Customer, Liability, Current	102	17
Other	275	72
Accrued expenses and other current liabilities	953	457
Accrued Capital Expenditures	$ 46	$ 0