NET LOSS PER SHARE OF COMMON STOCK (Details) - USD ($)	3 Months Ended		6 Months Ended
	Jun. 30, 2015	Jun. 30, 2014	Jun. 30, 2015	Jun. 30, 2014
Basic and diluted loss per share
Net loss	$ (3,142,000)	$ (1,705,000)	$ (7,087,000)	$ (4,536,000)
Weighted-average shares outstanding (in shares)	12,575,000	12,089,000	12,398,000	12,054,000
Basic and diluted net loss per share (in dollars per share)	$ (0.25)	$ (0.14)	$ (0.57)	$ (0.38)