Quarterly report pursuant to Section 13 or 15(d)

Leases - Income Statement Location Table (Details)

v3.21.2
Leases - Income Statement Location Table (Details) - USD ($)
$ in Millions
 3 Months Ended 6 Months Ended
Jun. 30, 2021
Jun. 30, 2020
Jun. 30, 2021
Jun. 30, 2020
Finance lease cost:        
Total lease cost $ 149 $ 102 $ 303 $ 246
Operating costs and expenses [Member]        
Lessee, Lease, Description [Line Items]        
Operating lease cost [1] 145 98 296 239
Finance lease cost:        
Short-term lease costs 30 16 81 51
Variable lease costs 11 4 13 9
Depreciation and amortization expense [Member]        
Finance lease cost:        
Amortization of right-of-use assets 1 1 2 2
Interest expense, net of capitalized interest [Member]        
Finance lease cost:        
Interest on lease liabilities $ 3 $ 3 $ 5 $ 5
[1] Presented in cost of sales, operating and maintenance expense or selling, general and administrative expense consistent with the nature of the asset under lease.