Leases - Supplemental Cash Flow Information (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023
Leases [Abstract]
Operating cash flows for operating leases	$ 365	$ 384
Operating cash flows for finance leases	10	10
Financing cash flows for finance leases	16	23
Operating lease right-of-use assets obtained in exchange for new operating lease liabilities	124	104
Right-of-use assets obtained in exchange for new finance lease liabilities	$ 2	$ 8