Intangible Assets (Details) (USD $)	3 Months Ended		9 Months Ended			12 Months Ended	3 Months Ended	12 Months Ended				6 Months Ended	3 Months Ended		9 Months Ended
	Sep. 30, 2012	Sep. 30, 2011	Sep. 30, 2012	Sep. 30, 2011	Dec. 31, 2011	Dec. 31, 2011 Cloverleaf Communications, Inc.	Sep. 30, 2012 RaidCore technology	Dec. 31, 2011 RaidCore technology	Dec. 31, 2011 NAS technology	Dec. 31, 2011 Software	Dec. 31, 2011 Trade name Cloverleaf Communications, Inc.	Jun. 30, 2012 Cost of goods sold Cloverleaf Communications, Inc.	Sep. 30, 2012 Loss from discontinued operations	Sep. 30, 2011 Loss from discontinued operations	Sep. 30, 2012 Loss from discontinued operations	Sep. 30, 2011 Loss from discontinued operations
Finite-Lived Intangible Assets
Estimated Useful Life							4 years	4 years	3 years	3 years
Gross	$ 4,256,000		$ 4,256,000		$ 6,520,000		$ 4,256,000	$ 4,256,000	$ 214,000	$ 2,050,000
Accumulated Amortization	(4,256,000)		(4,256,000)		(3,919,000)		(4,256,000)	(3,477,000)	(214,000)	(228,000)
Net	0		0		2,601,000		0	779,000	0	1,822,000
Impairment of intangible assets			1,647,000	2,928,000		2,800,000					100,000	1,600,000
Amortization of intangible assets	$ 200,000	$ 500,000	$ 1,000,000	$ 1,600,000									$ 0	$ 200,000	$ 200,000	$ 700,000