Net Loss Per Share Applicable to Common Stockholders (Tables)

9 Months Ended

Sep. 30, 2014

Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share [Table Text Block]

The following securities were not included in the diluted net loss per share calculation because their effect was anti-dilutive as of the periods presented (in thousands):

	For the nine months ended
	September 30,
	2014		2013
Common stock options		1,551		1,551
Over-allotment rights		2,273		-
Common stock warrants - equity treatment		14,134		15,321
Common stock warrants - liability treatment		12,555		2,233
Convertible notes		2,479		127
Excluded potentially dilutive securities		32,992		19,232