Discontinued Operations (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended	12 Months Ended
	Sep. 30, 2010	Dec. 31, 2011	Dec. 31, 2010	Dec. 31, 2009
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Total revenue		$ 0	$ 516	$ 23,209
Income (loss) from discontinued operations		407	(2,561)	(17,258)
Loss on sale of discontinued operations		0	0	(50,750)
Income tax benefit		116	2,836	20,932
Income (Loss) from Discontinued Operations, Net of Tax, Attributable to Parent		523	275	(47,076)
Discontinued Operations (Textuals)
Proceeds from sale of discontinued operations		2,520	1,815	9,908
Additional tax benefit	2,147
Premier Election Solutions [Member]
Discontinued Operations (Textuals)
Total sale price for the disposal of segment				12,147
Proceeds from sale of discontinued operations				5,000
Contingent consideration for the disposal of segment				$ 7,147
Contingent consideration percent of cash collected on accounts receivable				70.00%