STOCK OPTIONS (Details 3) (USD $)	12 Months Ended
	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012
Summary of option activity
Outstanding at the beginning of year (in shares)	8,055,522
Outstanding at the beginning of year (in dollars per shares)	$ 1.55
Granted (in shares)	4,711,250
Granted (in dollars per shares)	$ 1.75
Forfeited (in shares)	(1,770,948)
Forfeited (in dollars per shares)	$ 1.86
Exercised (in shares)	(550,162)
Exercised (in dollars per shares)	$ 0.42
Outstanding at the end of year (in shares)	10,445,662	8,055,522
Outstanding at the end of year (in dollars per shares)	$ 1.65	$ 1.55
Outstanding at the end of the period	7 years 7 months 10 days
Outstanding at the end of the period	$ 2,569
Vested at the end of period (in shares)	3,960,662
Vested at the end of period (in dollars per share)	$ 1.28
Vested at the end of period	5 years 1 month 28 days
Vested at the end of period (in dollars)	1,986
Stock Option
Weighted average grant-date fair value of options granted	$ 1.54	$ 2.04	$ 1.28
Total fair value of options vested	2,329,000	1,985,000	1,186,000
Total unrecognized compensation expense, related to non-vested share-based compensation arrangements	$ 5,750,000
Period for unrecognized compensation expense is estimated to be recognized	2 years 10 months 28 days