Inventories and Deferred Costs of Goods Sold (Details) (USD $)	Sep. 30, 2014	Dec. 31, 2013
Inventories and Deferred Costs of Goods Sold [Abstract]
Inventory valuation reserves	$ 1,000,000	$ 1,000,000
Raw materials	1,108,000	1,310,000
Work in process	2,861,000	2,004,000
Finished goods	948,000	502,000
Net inventory	4,917,000	3,816,000
Deferred cost of goods sold	$ 305,000	$ 849,000