Fixed Assets (Details) (USD $)	12 Months Ended
	Dec. 31, 2014	Dec. 31, 2013
Fixed Assets [Abstract]
Leasehold improvements, net	1,800,000	2,000,000
Property, Plant and Equipment [Line Items]
Fixed assets, gross	12,373,000	14,531,000
Less, accumulated depreciation and amortization	(9,821,000)	(12,118,000)
Fixed assets, total	2,552,000	2,413,000
Computer Equipment [Member]
Property, Plant and Equipment [Line Items]
Fixed assets, gross	1,784,000	2,234,000
Estimated useful life	3 years
Machinery and Equipment [Member]
Property, Plant and Equipment [Line Items]
Fixed assets, gross	5,238,000	7,091,000
Machinery and Equipment [Member] | Minimum [Member]
Property, Plant and Equipment [Line Items]
Estimated useful life	5 years
Machinery and Equipment [Member] | Maximum [Member]
Property, Plant and Equipment [Line Items]
Estimated useful life	7 years
Furniture and Fixtures [Member]
Property, Plant and Equipment [Line Items]
Fixed assets, gross	116,000	170,000
Estimated useful life	5 years
Leasehold Improvements [Member]
Property, Plant and Equipment [Line Items]
Fixed assets, gross	5,027,000	5,020,000
Leasehold Improvements [Member] | Minimum [Member]
Property, Plant and Equipment [Line Items]
Estimated useful life	6 years 4 months 24 days	8 years 6 months
Leasehold Improvements [Member] | Maximum [Member]
Property, Plant and Equipment [Line Items]
Estimated useful life	10 years 9 months 18 days	10 years 9 months 18 days
Construction in Progress and Other [Member]
Property, Plant and Equipment [Line Items]
Fixed assets, gross	208,000	16,000