Consolidated Balance Sheets (Parenthetical) - USD ($)	Mar. 31, 2017	Dec. 31, 2016
Preferred stock, par value	$ .001	$ 0.001
Preferred stock, shares authorized	1,000,000	1,000,000
Common stock, par value	$ .004	$ 0.004
Common stock, shares authorized	60,000,000	60,000,000
Common stock, shares issued	28,315,081	27,428,752
Treasury stock, shares	86,000	86,000
Series A Convertible Preferred Stock [Member]
Preferred stock, shares issued	95,500	95,500
Preferred stock, shares outstanding	95,500	95,500
Preferred stock, liquidation value	$ 14,326,022	$ 14,079,629
Series A Exchangeable Preferred Stock [Member]
Preferred stock, shares issued	54,500	54,500
Preferred stock, shares outstanding	54,500	54,500
Preferred stock, liquidation value	$ 8,175,583	$ 8,034,971