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Revenues - Summary of Consolidated Net Revenues Disaggregated by Product Group, Geographical Region of Shipment and Nature (Detail) - USD ($)
$ in Millions
 12 Months Ended
Dec. 31, 2020
Dec. 31, 2019
Dec. 31, 2018
Disaggregation of Revenue [Line Items]      
Total revenues $ 10,219 $ 9,556 $ 9,664
Sales Channel, Directly to Consumer [Member]      
Disaggregation of Revenue [Line Items]      
Total revenues 7,411 6,720 6,325
Sales Channel, Through Intermediary [Member]      
Disaggregation of Revenue [Line Items]      
Total revenues 2,808 2,836 3,339
Net Sales [Member]      
Disaggregation of Revenue [Line Items]      
Total revenues 10,049 9,381 9,461
Service [Member]      
Disaggregation of Revenue [Line Items]      
Total revenues 132 148 151
Other Revenues [Member]      
Disaggregation of Revenue [Line Items]      
Total revenues 38 27 52
EMEA [Member]      
Disaggregation of Revenue [Line Items]      
Total revenues 1,966 2,265 2,478
Americas [Member]      
Disaggregation of Revenue [Line Items]      
Total revenues 1,165 1,351 1,264
Asia Pacific [Member]      
Disaggregation of Revenue [Line Items]      
Total revenues $ 7,088 $ 5,940 $ 5,922