NET LOSS PER COMMON SHARE (Details) - shares	3 Months Ended		6 Months Ended
	Jun. 30, 2017	Jun. 30, 2016	Jun. 30, 2017	Jun. 30, 2016
Anti-dilutive
Potentially dilutive securities not included in computation of net loss per share because effect would be anti-dilutive (in shares)	7,392,211	6,637,220	7,392,211	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)	4,000,772	3,152,775	4,000,772	3,152,775
Warrants
Anti-dilutive
Potentially dilutive securities not included in computation of net loss per share because effect would be anti-dilutive (in shares)	3,391,439	3,484,445	3,391,439	3,484,445