Annual report pursuant to Section 13 and 15(d)

Leases - Balance Sheet Location Table (Details)

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Leases - Balance Sheet Location Table (Details) - USD ($)
$ in Millions
Dec. 31, 2019
Dec. 31, 2018
Lessee, Lease, Description [Line Items]    
Right-of-use assets—Operating $ 439 $ 0
Total right-of-use assets 495  
Current operating lease liabilities 236 0
Non-current operating lease liabilities 189 0
Non-current finance lease liabilities 58 $ 57
Total lease liabilities 484  
Operating lease assets, net [Member]    
Lessee, Lease, Description [Line Items]    
Right-of-use assets—Operating 439  
Property, plant and equipment, net [Member]    
Lessee, Lease, Description [Line Items]    
Right-of-use assets—Financing 56  
Current operating lease liabilities [Member]    
Lessee, Lease, Description [Line Items]    
Current operating lease liabilities 236  
Other current liabilities [Member]    
Lessee, Lease, Description [Line Items]    
Current finance lease liabilities 1  
Non-current operating lease liabilities [Member]    
Lessee, Lease, Description [Line Items]    
Non-current operating lease liabilities 189  
Non-current finance lease liabilities [Member]    
Lessee, Lease, Description [Line Items]    
Non-current finance lease liabilities $ 58