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Acquisition - Additional Information (Detail)
$ in Thousands, BRL in Millions
3 Months Ended 9 Months Ended 12 Months Ended
Mar. 14, 2016
BRL
Mar. 31, 2016
USD ($)
Mar. 31, 2015
USD ($)
Sep. 30, 2016
BRL
Sep. 30, 2016
USD ($)
Dec. 31, 2015
USD ($)
Business Acquisition [Line Items]            
Deferred payments of previous acquisitions   $ 3,400       $ 3,400
Aggregate purchase price   9,006 $ 851      
Servicos e Technologia de Pagamentos S.A. [Member]            
Business Acquisition [Line Items]            
Price in purchase agreement | BRL BRL 4,086          
Masternaut Group Holdings Limited [Member]            
Business Acquisition [Line Items]            
Additional investment   $ 4,900       8,400
2015 Acquisitions [Member]            
Business Acquisition [Line Items]            
Aggregate purchase price           $ 45,700
Scenario, Forecast [Member] | Servicos e Technologia de Pagamentos S.A. [Member]            
Business Acquisition [Line Items]            
Aggregate purchase price       BRL 4,200 $ 1,140,000