Inventory (Details) - USD ($)	Mar. 31, 2017	Dec. 31, 2016
Inventory [Line Items]
Raw Materials	$ 1,033,000	$ 1,028,000
Work In Process	369,000	385,000
Finished Goods	571,000	618,000
Allowance for slow moving and obsolete inventory	(470,000)	(449,000)
Inventory, Net, Total	$ 1,503,000	$ 1,582,000