Annual report pursuant to Section 13 and 15(d)

Goodwill and Intangible Assets - Additional Information (Details)

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Goodwill and Intangible Assets - Additional Information (Details) - USD ($)
$ in Millions
12 Months Ended
Dec. 31, 2019
Dec. 31, 2018
Dec. 31, 2017
Finite-Lived Intangible Assets [Line Items]      
Finite-lived intangible assets, net $ 1,700 $ 1,800  
Amortization of intangibles 112 538 $ 621
Trade Names      
Finite-Lived Intangible Assets [Line Items]      
Intangible assets, net (excluding goodwill) $ 1,600 $ 1,600