Leases Maturity of Lease Liabilities (Details) - USD ($) $ in Millions	Dec. 31, 2023	Dec. 31, 2022
Leases [Abstract]
Operating Lease, Year One	$ 139
Operating Lease, Year Two	108
Operating Lease, Year Three	87
Operating Lease, Year Four	54
Operating Lease, Year Five	43
Operating Lease, Due After Year Five	99
Operating Lease, Total Payments	530
Operating Lease, Interest	44
Total operating lease liabilities	486	$ 450
Finance Lease, Year One	1
Finance Lease, Year Two	1
Finance Lease, Year Three	0
Finance Lease, Year Four	0
Finance Lease, Year Five	0
Finance Lease, Due After Year Five	0
Finance Lease, Total Payments	2
Finance Lease, Interest	0
Finance Lease, Liability	$ 2	$ 3