Leases - Lease Expense (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Leases [Abstract]
Operating and short-term lease cost	$ 446	$ 459	$ 451
Finance lease cost:
Amortization of right-of-use assets	25	32	37
Interest on lease liability	11	12	15
Total finance lease cost	36	44	52
Total lease cost	$ 482	$ 503	$ 503