Stock Award Programs (Details 1) - $ / shares	3 Months Ended
	Mar. 31, 2017	Mar. 31, 2016
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of Shares, outstanding and exercisable, Options outstanding, Beginning Balance	2,090,668	1,857,668
Number of Shares, Granted	600,000	50,000
Number of Shares, Cancelled	70,000	292,000
Number of Shares, Exercised	30,000	0
Number of Shares, outstanding and exercisable, Options outstanding, Ending Balance	2,590,668	1,615,668
Number of Shares, Options vested and expected to vest, Ending Balance	2,392,908	1,608,449
Number of Shares, Options outstanding and exercisable, Ending Balance	1,130,668	1,163,168
Weighted Average Exercise Price per Share, outstanding and exercisable, Options outstanding, Beginning Balance	$ 0.86	$ 0.91
Weighted Average Exercise Price per Share, Granted	0.82	0.68
Weighted Average Exercise Price per Share, Cancelled	0.79	0.74
Weighted Average Exercise Price per Share, Exercised	0.57	0
Weighted Average Exercise Price per Share, outstanding and exercisable, Options outstanding, Ending Balance	0.85	0.94
Number of Shares, Vested and Expected to Vest, Outstanding, Weighted Average Exercise Price, Ending Balance	0.85	0.94
Weighted Average Exercise Price per Share, Options outstanding and exercisable, Ending Balance	$ 0.82	$ 0.77