Discontinued Operations (Details) (USD $)	3 Months Ended		9 Months Ended		12 Months Ended
	Sep. 30, 2012	Sep. 30, 2011	Sep. 30, 2012	Sep. 30, 2011	Dec. 31, 2011
Related Party Transaction [Line Items]
Revenue		$ 3,139,000		$ 23,543,000
Cost of revenue		1,342,000		9,065,000
Gross profit		1,797,000		14,478,000
Operating costs		1,710,000		11,899,000
Depreciation and amortization		654,000		3,867,000
Loss from operations		(567,000)		(1,288,000)
Interest income		53,000		26,000
Loss from discontinued operations, before provision for income taxes		(514,000)		(1,262,000)
Income tax provision for discontinued operations		52,000		364,000
Income (loss) from discontinued operations	0	(566,000)	0	(1,626,000)
Adjustments to Additional Paid in Capital, Other					$ (111,859,000)