Lessee, Assets and Liabilities (Details) - USD ($) $ in Millions		Dec. 31, 2022	Dec. 31, 2021
Lessee, Lease, Description [Line Items]
Operating lease ROU assets		$ 23	$ 24
Finance lease ROU assets	[1]	10	16
Operating lease liability, current		13	14
Finance lease liability, current		8	10
Operating lease liability, noncurrent		157	154
Finance lease liability, noncurrent		13	15
Accumulated depreciation		$ 10,253	$ 9,438
Operating lease ROU assets, classification on the balance sheet		Other assets, net	Other assets, net
Finance lease ROU assets, classification on the balance sheet		Property and equipment, net	Property and equipment, net
Operating lease liability, current, classification on the balance sheet		Other accrued liabilities	Other accrued liabilities
Finance lease liability, current, classification on the balance sheet		Current maturities of long-term debt	Current maturities of long-term debt
Operating lease liability, noncurrent, classification on the balance sheet		Other long-term liabilities	Other long-term liabilities
Finance lease liability, noncurrent, classification on the balance sheet		Long-term debt	Long-term debt
Finance lease right of use assets [Member]
Lessee, Lease, Description [Line Items]
Accumulated depreciation	[1]	$ 26	$ 21

[1] Finance lease ROU assets are recorded net of accumulated depreciation of $26 million and $21 million as of December 31, 2022 and 2021, respectively.