v3.19.3
Leases (Details) - USD ($)
$ in Millions
Sep. 30, 2019
Dec. 31, 2018
Operating Lease, Right-of-Use Asset [1] $ 175  
Operating Lease, Liability [2] 208  
Capital Leased Assets, Gross   $ 715
Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment 6,855 6,832
Lesse Operating Lease, Lease Not yet Commenced $ 5  
Lessee, Finance Lease, Term of Contract 30 years  
Finance Lease, Liability [3] $ 78  
Assets Held under Capital Leases [Member]    
Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment   $ 353
[1] The right-of-use assets associated with our operating leases as of September 30, 2019 are included in other assets on our Consolidated Condensed Balance Sheet.
[2] The lease liabilities associated with our operating leases as of September 30, 2019 are included in other current liabilities and other long-term liabilities on our Consolidated Condensed Balance Sheet.
[3] The lease liabilities associated with our finance leases as of September 30, 2019 are included in debt, current portion and debt, net of current portion on our Consolidated Condensed Balance Sheet.