SHARE-BASED COMPENSATION - Restricted Stock Units (Details) - Restricted stock units $ / shares in Units, $ in Thousands	9 Months Ended
	Sep. 30, 2015 USD ($) $ / shares shares
Number of Shares
Nonvested at beginning of period (in shares)	0
Granted (in shares)	326,117
Vested (in shares)	(108,703)
Forfeited (in shares)	0
Nonvested at end of period (in shares)	217,414
Weighted Average Grant Date Fair Value
Nonvested at beginning of period (usd per share) | $ / shares	$ 0.00
Granted (usd per share) | $ / shares	3.40
Vested (usd per share) | $ / shares	3.40
Forfeited (usd per share) | $ / shares	0.00
Nonvested at end of period (usd per share) | $ / shares	$ 3.40
Unrecognized compensation expense for unvested restricted stock unit awards | $	$ 599
Weighted average vesting period (in years)	1 year 9 months