Discontinued Operations (Details) (USD $)	1 Months Ended	12 Months Ended
	Mar. 31, 2010	Dec. 31, 2010
Discontinued Operations and Disposal Groups [Abstract]
Merchant services revenues		$ 73,926,000	[1]
Merchant services expense		3,285,000
Merchant services income, before income taxes		70,641,000	[1]
Income tax expense		27,479,000
Income from discontinued operations, net of income taxes		43,162,000	[1]
Gain from sale of the merchant services business, pre-tax	69,500,000
Gain from sale of the merchant services business, net of tax	$ 42,400,000

[1] Includes a pre-tax gain of $69.5 million ($42.4 million net of tax) from the sale of the merchant services business in March 2010.