Statement of Income (Excluding Gross Margin Alternative) (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2012	Jun. 30, 2011	Jun. 30, 2012	Jun. 30, 2011
Revenues, net	$ 171,820	$ 134,213	$ 317,985	$ 245,218
Expenses:
Merchant commissions	17,651	14,881	28,044	23,158
Processing	27,014	19,775	52,593	37,707
Selling	10,274	9,003	20,449	16,790
General and administrative	23,824	22,074	47,647	39,989
Depreciation and amortization	11,609	8,588	23,329	17,195
Operating income	81,448	59,892	145,923	110,379
Other (income) expense, net	(66)	(56)	522	(90)
Interest expense, net	2,818	3,451	6,381	6,814
Loss on early extinguishment of debt		2,669		2,669
Total other expense	2,752	6,064	6,903	9,393
Income before taxes	78,696	53,828	139,020	100,986
Provision for income taxes	24,295	17,113	42,540	31,937
Net income	$ 54,401	$ 36,715	$ 96,480	$ 69,049
Earnings per share:
Basic earnings per share	$ 0.65	$ 0.46	$ 1.16	$ 0.86
Diluted earnings per share	$ 0.63	$ 0.44	$ 1.13	$ 0.83
Weighted average shares outstanding:
Basic weighted average shares outstanding	83,294	80,151	82,929	80,044
Diluted weighted average shares outstanding	85,737	83,548	85,451	83,464