Net Income (Loss) per Share (Tables)

6 Months Ended

Jun. 30, 2015

	For the three months ended June 30,				For the six months ended June 30,
	2015		2014		2015		2014
Options to purchase common stock		23,414		3,848		23,414		3,848
Warrants to purchase common stock		3,826		26,669		8,380		26,669
Total		27,240		30,517		31,794		30,517