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 9 Months Ended
Sep. 30, 2021
Sep. 30, 2020
Sep. 30, 2021
Sep. 30, 2020
Finance lease cost:        
Total lease cost $ 147 $ 79 $ 450 $ 325
Operating costs and expenses [Member]        
Lessee, Lease, Description [Line Items]        
Operating lease cost [1] 145 77 441 316
Finance lease cost:        
Short-term lease costs 22 9 103 60
Variable lease costs 7 3 20 12
Depreciation and amortization expense [Member]        
Finance lease cost:        
Amortization of right-of-use assets 0 0 2 2
Interest expense, net of capitalized interest [Member]        
Finance lease cost:        
Interest on lease liabilities $ 2 $ 2 $ 7 $ 7
[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.