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Net Revenues by Segment (Detail) - USD ($)
$ in Millions
3 Months Ended
Mar. 31, 2017
Mar. 31, 2016
Segment Reporting Information [Line Items]    
Net revenues $ 6,414 $ 6,455
Latin America Segment    
Segment Reporting Information [Line Items]    
Net revenues 910 817
Asia Middle East Africa Segment    
Segment Reporting Information [Line Items]    
Net revenues 1,491 1,515
Europe Segment    
Segment Reporting Information [Line Items]    
Net revenues 2,365 2,448
North America Segment    
Segment Reporting Information [Line Items]    
Net revenues $ 1,648 $ 1,675