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Goodwill - Additional Information (Detail) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2015
Dec. 31, 2014
Dec. 31, 2013
Jul. 01, 2013
Goodwill [Line Items]        
Business acquisition, goodwill $ 1,545,424 $ 1,547,397    
NetSpend Holdings Inc        
Goodwill [Line Items]        
Business acquisition, goodwill     $ 1,000,000 $ 1,024,434
Addition to purchase price allocation $ 627 $ 8,500