STOCK-BASED COMPENSATION (Details 3) (USD $)	9 Months Ended
	Sep. 30, 2013
Options outstanding under the plan:
Total options outstanding under the Plan	7,156,709
Weighted average remaining contractual life (in years)	6 years 4 days
Weighted average exercise price per share	$ 3.52
Total options outstanding and vested	4,708,834
Total in-the-money options outstanding	3,882,624
Aggregate intrinsic value of in-the-money options outstanding	$ 4,575,451
Total in-the-money options vested and outstanding	2,209,999
Aggregate intrinsic value of in-the-money options outstanding and vested	$ 1,688,606