Segment Information Segment Information - Revenue by Service/Product Solution (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 31, 2014	Mar. 31, 2013
Revenue from External Customer [Line Items]
Services	$ 383,379	$ 382,218
Products	304,914	251,293
Revenue, Net	688,293	633,511
Financial self-service [Member]
Revenue from External Customer [Line Items]
Services	284,955	280,283
Products	181,577	206,118
Revenue, Net	466,532	486,401
Security [Member]
Revenue from External Customer [Line Items]
Services	98,424	101,935
Products	43,951	35,317
Revenue, Net	142,375	137,252
Financial Self Service And Security [Member]
Revenue from External Customer [Line Items]
Revenue, Net	608,907	623,653
Brazil Other [Member]
Revenue from External Customer [Line Items]
Revenue, Net	$ 79,386	$ 9,858