Inventory (Details) - USD ($)	Mar. 31, 2018	Dec. 31, 2017
Inventory Disclosure [Abstract]
Raw Materials	$ 1,004,000	$ 1,023,000
Work In Process	407,000	403,000
Finished Goods	498,000	547,000
Allowance for slow moving and obsolete inventory	(521,000)	(500,000)
Inventory, Net, Total	$ 1,388,000	$ 1,473,000