SUBSEQUENT EVENTS (Details) (USD $)	6 Months Ended				0 Months Ended
	Jun. 30, 2014 Employee Stock Option [Member]	Jun. 30, 2014 Restricted Stock [Member]	Jun. 30, 2014 Minimum [Member] Employee Stock Option [Member]	Jun. 30, 2014 Maximum [Member] Employee Stock Option [Member]	Jul. 14, 2014 Subsequent Event [Member] Chief Operating Officer [Member] Employee Stock Option [Member]	Jul. 14, 2014 Subsequent Event [Member] Chief Operating Officer [Member] Restricted Stock [Member]	Jul. 14, 2014 Subsequent Event [Member] Minimum [Member] Employee Stock Option [Member]	Jul. 14, 2014 Subsequent Event [Member] Maximum [Member] Employee Stock Option [Member]
Subsequent Event [Line Items]
Options granted	1,346,515				450,000
Restricted stock granted		487,757				150,000
Vesting period	3 years	3 years			3 years	3 years
Option exercise price			$ 2.41	$ 3.23	$ 2.61
Dividend yield	0.00%				0.00%
Expected term			5 years 6 months	6 years 6 months			5 years 6 months	5 years 6 months
Expected volatility, minimum	64.90%				63.80%
Expected volatility, maximum	67.90%				66.70%
Risk-free interest rate, minimum	1.64%				1.80%
Risk-free interest rate, maximum	2.18%				2.05%
Equity awards, fair value	$ 2,500,000	$ 1,500,000			$ 700,000	$ 400,000