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Derivative Financial Instruments - Additional Information (Detail) - USD ($)
$ in Millions
3 Months Ended 9 Months Ended
Sep. 30, 2020
Sep. 30, 2019
Sep. 30, 2020
Sep. 30, 2019
Derivative Instruments And Hedging Activities Disclosure [Abstract]        
Accumulated other comprehensive income (loss) reclassified into earnings within the next twelve months     $ 13  
Gain (loss) recognized in other income (expense), net $ 11 $ (7) $ (27) $ (10)