Discontinued Operations (Details) (USD $)	3 Months Ended
	Mar. 31, 2014	Mar. 31, 2013
Discontinued Operations [Line Items]
Tangible Asset Impairment Charges		$ 200,000
Impairment of Intangible Assets (Excluding Goodwill)		1,600,000
Operating expenses:
Loss from discontinued operations	0	(421,000)
AssuredUVS [Member]
Loss from discontinued operations
Net revenue	0	20,000
Cost of goods sold	0	131,000
Gross profit	0	(111,000)
Operating expenses:
Research and development	0	0
Sales and marketing	0	0
General and administrative	0	320,000
Restructuring charge	0	(10,000)
Total operating expenses	0	310,000
Operating loss	0	(421,000)
Other income (expense), net	0	0
Loss from discontinued operations	$ 0	$ (421,000)