Changes in Carrying Amount of Goodwill Allocated by Reportable Segments (Detail) (USD $) In Thousands, unless otherwise specified	9 Months Ended
	Sep. 30, 2014
Goodwill [Line Items]
Goodwill, Beginning Balance	$ 373,119
Foreign currency translation adjustments	(3,815)
Goodwill, Ending Balance	369,304
Merchant Acquiring, net [Member]
Goodwill [Line Items]
Goodwill, Beginning Balance	138,121
Foreign currency translation adjustments	0
Goodwill, Ending Balance	138,121
Payment Processing [Member]
Goodwill [Line Items]
Goodwill, Beginning Balance	187,622
Foreign currency translation adjustments	(2,906)
Goodwill, Ending Balance	184,716
Business Solutions [Member]
Goodwill [Line Items]
Goodwill, Beginning Balance	47,376
Foreign currency translation adjustments	(909)
Goodwill, Ending Balance	$ 46,467