Leases - Operating and Finance Lease Right of Use ("ROU") Assets and Lease Liabilities (Details) - USD ($) $ in Millions	Dec. 31, 2023	Dec. 31, 2022
Operating leases:
Operating lease ROU assets	$ 370	$ 375
Accrued expenses and other liabilities	105	114
Other non-current liabilities	340	346
Total operating lease liabilities	445	460
Finance leases:
Property and equipment, gross	177	145
Accumulated depreciation	(73)	(48)
Property and equipment, net	104	97
Short-term debt	42	33
Long-term debt	66	66
Total finance lease liabilities	$ 108	$ 99
Balance sheet location of operating lease ROU assets	Other assets	Other assets
Balance sheet location of current operating lease liabilities	Accrued expenses and other liabilities	Accrued expenses and other liabilities
Balance sheet location of non-current operating lease liabilities	Other non-current liabilities	Other non-current liabilities
Balance sheet location of non-current finance lease assets	Property and equipment	Property and equipment
Balance sheet location of current finance lease liabilities	Short-term debt	Short-term debt
Balance sheet location of non-current finance lease liabilities	Long-term debt	Long-term debt