STOCKHOLDERS' EQUITY - Number ofOptions (Details 4)	12 Months Ended
	Dec. 31, 2015 $ / shares shares
Outstanding at the end of the period
Number of Options (in shares) | shares	3,593,589
Weighted Average Exercise Price (in dollars per share) | $ / shares	$ 2.26
Weighted Average Remaining Term	3 years 9 months 29 days
Exercisable at the end of the period
Number of Options (in shares) | shares	738,765
Weighted Average Exercise Price (in dollars per share) | $ / shares	$ 4.10
Weighted Average Remaining Term	2 years 7 months 13 days