Leases Components of lease expense (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Leases [Abstract]
Short-term lease cost	$ 42	$ 35	$ 31
Sublease income	(3)	(2)	(3)
Total lease cost	467	441	387
Finance lease cost - Amortization of right-of-use assets	37	30	20
Finance lease cost - Interest on lease liabilities	38	41	38
Operating Lease, Cost	$ 353	$ 337	$ 301