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Employee Stock Compensation Plans - Grant Date Fair Value 2013 Plan (Details) - $ / shares	12 Months Ended
	Dec. 31, 2018	Dec. 31, 2017	Nov. 01, 2018	Jan. 02, 2018	Sep. 01, 2017	Jul. 12, 2017
Disclosure of Compensation Related Costs, Share-based Payments [Abstract]
Option – grant date price			$ 0.31	$ 0.62	$ .77	$ 1.35
Options granted			1,623,000	100,000	2,500,000	1,782,428
Expected life years	5 years	6 years
Expected volatility	65.00%	65.00%
Risk free interest rate			3.00%	1.00%	1.70%	1.00%
Weighted average fair value			$ 0.17	$ 0.12	$ .42	$ 0.15
Grant date fair value			$ 282,000	$ 12,000	$ 548,000	$ 41,000