Inventory (Details) (USD $)	Sep. 30, 2012	Dec. 31, 2011
Inventory
Raw Materials	$ 4,237,000	$ 4,431,000
Work In Progress	3,000	144,000
Finished Goods	587,000	644,000
Reserve for Obsolescence	(1,967,000)	(1,183,000)
Total	$ 2,860,000	$ 4,036,000