Business Acquisitions (Narrative) (Details) In Thousands	6 Months Ended			3 Months Ended	6 Months Ended
	Jun. 30, 2011 RD Card Holdings Limited [Member] USD ($)	Dec. 31, 2010 RD Card Holdings Limited [Member] USD ($)	Sep. 14, 2010 RD Card Holdings Limited [Member] AUD	Jun. 30, 2011 Rapid! Financial Services LLC [Member] USD ($)	Jun. 30, 2011 Rapid! Financial Services LLC [Member] USD ($)	Mar. 31, 2011 Rapid! Financial Services LLC [Member] USD ($)
Effective date of acquisition	September 14, 2010				March 31, 2011
Consideration paid for the transaction			360,300
Prior year's amortization was adjusted in the current period	250
Consideration paid	336,260	339,994		18,081	18,081	18,081
Consideration paid pursuant to finalized working capital adjustments			6,500
Consideration for future performance milestones				10,000	10,000
Increase in acquired intangible assets				$ 2,300