Summarizes Common Stock Warrants A,B,C,D (Details)	12 Months Ended
Summarizes Common Stock Warrants A,B,C,D (Details)	Dec. 31, 2015 shares
Series A
Outstanding Common Stock Warrants	1,188,909
Common Stock Warrants Issued	0
Common Stock Warrants Exercised	(1,188,909)
Common Stock Warrants Issued	0
Series B
Outstanding Common Stock Warrants	5,332,981
Common Stock Warrants Exercised	(5,328,481)
Outstanding Common Stock Warrants at December 31, 2014	4,500
Outstanding Common Stock Warrants at December 31, 2015	4,500
Series C
Outstanding Common Stock Warrants	128,180
Common Stock Warrants Exercised	(128,180)
Series D
Outstanding Common Stock Warrants at December 31, 2013	15,312,627
Common Stock Warrants Exercised	(807,861)
Outstanding Common Stock Warrants at December 31, 2014	14,504,766
Common Stock Warrants Exercised	(1,795,030)
Outstanding Common Stock Warrants at December 31, 2015	12,709,736
A,B,C,D Total Warrants
Outstanding Common Stock Warrants at December 31, 2013	21,962,697
Common Stock Warrants Exercised	(7,453,431)
Outstanding Common Stock Warrants	14,509,266
Common Stock Warrants Exercised	(1,795,030)
Outstanding Common Stock Warrants	12,714,236