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Organization and Basis of Presentation - Additional Information (Detail)
$ in Millions
3 Months Ended
Mar. 31, 2020
USD ($)
GeographicMarket
Country
Jan. 01, 2020
USD ($)
Dec. 31, 2019
USD ($)
Basis Of Presentation And Organization [Line Items]      
Number of geographical area covered | GeographicMarket 80    
Number of countries distribution occur through vendors | Country 40    
Accumulated deficit $ (1,112)   $ (775)
ASC Topic 326 [Member]      
Basis Of Presentation And Organization [Line Items]      
Accumulated deficit   $ 6