NET LOSS PER COMMON SHARE (Details) - shares	9 Months Ended
	Sep. 30, 2017	Sep. 30, 2016
Anti-dilutive
Potentially dilutive securities not included in computation of net loss per share because effect would be anti-dilutive (in shares)	7,066,244	6,637,220
Stock options
Anti-dilutive
Potentially dilutive securities not included in computation of net loss per share because effect would be anti-dilutive (in shares)	3,972,998	3,152,775
Restricted Stock Units (RSUs)
Anti-dilutive
Potentially dilutive securities not included in computation of net loss per share because effect would be anti-dilutive (in shares)	295,000
Warrants
Anti-dilutive
Potentially dilutive securities not included in computation of net loss per share because effect would be anti-dilutive (in shares)	2,798,246	3,484,445