Summary of Significant Accounting Policies (Details) - USD ($)	Sep. 30, 2018	Dec. 31, 2017
Accounting Policies [Abstract]
Raw Materials	$ 4,912,000	$ 5,346,000
Work In Progress	19,787,000	19,947,000
Finished Goods	10,783,000	10,122,000
Inventory Reserve	(4,533,000)	(4,274,000)
Total Inventory	$ 30,949,000	$ 31,141,000