XML 67 R59.htm IDEA: XBRL DOCUMENT v3.19.3
Derivative Financial Instruments - Additional Information (Detail) - USD ($)
$ in Millions
3 Months Ended 9 Months Ended
Sep. 30, 2019
Sep. 30, 2018
Sep. 30, 2019
Sep. 30, 2018
Derivative Instruments And Hedging Activities Disclosure [Abstract]        
Accumulated other comprehensive income (loss) reclassified into earnings within the next twelve months     $ 20  
Gain (loss) recognized in other income (expense), net $ (7) $ (3) $ (10) $ (11)