Consolidated Balance Sheets (Parenthetical) - $ / shares	Dec. 31, 2015	Dec. 31, 2014
Common stock, par value (in dollars per share)	$ 0.001	$ 0.001
Common stock, shares authorized	75,000,000	75,000,000
Common stock, shares issued	17,928,221	10,731,160
Common stock, shares outstanding	17,928,221	10,731,160
Series A Convertible Preferred Stock [Member]
Preferred stock,par value (in dollars per share)	$ 0.001	$ 0.001
Preferred stock, shares authorized	1,500,000	1,500,000
Preferred stock, shares outstanding	10,608	9,993
Undesignated Preferred Stock [Member]
Preferred stock,par value (in dollars per share)	$ 0.001	$ 0.001
Preferred stock, shares authorized	8,583,840	8,583,840
Preferred stock, shares issued
Preferred stock, shares outstanding