Acquisitions (Narrative) (Details)	12 Months Ended									12 Months Ended		12 Months Ended
	Dec. 31, 2013 USD ($) item	Dec. 31, 2012 USD ($)	Dec. 31, 2011 USD ($)	Dec. 31, 2013 i-design group plc [Member]	Dec. 31, 2013 Aptus Financial [Member] item	Dec. 31, 2013 Merrimak ATM Group LLC [Member] item	Dec. 31, 2013 Cardpoint Limited [Member] USD ($)	Dec. 31, 2013 Cardpoint Limited [Member] GBP (£)	Aug. 07, 2013 Cardpoint Limited [Member] USD ($)	Dec. 31, 2013 CGI Inc [Member] item	Dec. 31, 2013 U.K. [Member] item	Dec. 31, 2013 U.K. [Member] Cardpoint Limited [Member] USD ($)	Aug. 07, 2013 U.K. [Member] Cardpoint Limited [Member] item	Dec. 31, 2013 Germany [Member] item	Aug. 07, 2013 Germany [Member] Cardpoint Limited [Member] item
Business Acquisitions [Line Items]
Effective date of acquisition				Mar. 07, 2013	May 01, 2013	Jun. 03, 2013	Aug. 07, 2013	Aug. 07, 2013		Oct. 01, 2013
Number of automated teller machines	80,600				3,300	4,800				1,000	11,500		7,100	900	800
Business Combination, gross purchase consideration							$ 153,500,000	£ 100,000,000
Business Combination, additional consideration for earnings							9,000,000	5,900,000
Business Combination, management bonus paid on bahalf of the Seller							700,000	500,000
Business Combination, total consideration							161,800,000	105,400,000
Business Combination, Pro Forma Information, Revenue of Acquiree since Acquisition Date, Actual							46,300,000
Business Combination, Pro Forma Information, Loss of Acquiree since Acquisition Date, Actual							1,700,000
Acquisition-related expenses	15,400,000	3,332,000	4,747,000									5,800,000
Goodwill	404,491,000	285,696,000	271,562,000						90,913,000
Business Acquisition, Goodwill, Expected Tax Deductible Amount							$ 0