STOCK BASED COMPENSATION (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2015	Sep. 30, 2014	Sep. 30, 2015	Sep. 30, 2014
STOCK BASED COMPENSATION
Compensation expense related to stock options and restricted stock awards	$ 400	$ 700	$ 2,100	$ 1,700
Stock options
Weighted-average assumptions used to value stock options
Dividend yield (as a percent)			0.00%	0.00%
Expected volatility (as a percent)			60.85%	52.80%
Risk-free interest rate (as a percent)			1.20%	1.10%
Expected life			3 years 6 months	3 years 6 months
Number of Options
Outstanding at the beginning of the period (in shares)	3,631,059
Granted (in shares)	35,000
Forfeited or expired (in shares)	(158,864)
Outstanding at the end of the period (in shares)	3,507,195		3,507,195
Exercisable at the end of the period (in shares)	738,765		738,765
Weighted Average Exercise Price
Outstanding at the beginning of the period (in dollars per share)	$ 2.67
Granted (in dollars per share)	0.42
Forfeited or expired (in dollars per share)	3.04
Outstanding at the end of the period (in dollars per share)	2.63		$ 2.63
Exercisable at the end of the period (in dollars per share)	$ 4.14		$ 4.14
Weighted Average Remaining Term (in years)
Outstanding at the end of the period	3 years 10 months 24 days
Exercisable at the end of the period	2 years 10 months 13 days
Aggregate Intrinsic Value
Outstanding at the end of the period	$ 3		$ 3
Additional disclosures
Total intrinsic value of options exercised			0	$ 1,800
Total unrecognized stock-based compensation expense	$ 2,600		$ 2,600
Weighted Average Fair Value
Weighted average period over which unrecognized compensation cost is expected to be recognized			1 year 9 months 18 days
Restricted Shares
Shares
Outstanding at the beginning of the period (in shares)			689,370
Granted (in shares)			521,322
Vested (in shares)			(697,630)
Forfeited (in shares)			(30,567)
Outstanding at the end of the period (in shares)	482,495		482,495
Weighted Average Fair Value
Outstanding at the beginning of the period (in dollars per share)			$ 2.87
Granted (in dollars per share)			1.11
Vested (in dollars per share)			1.79
Forfeited (in dollars per share)			3.15
Outstanding at the end of the period (in dollars per share)	$ 2.50		$ 2.50
Vesting period			3 years
Total unrecognized stock-based compensation expense	$ 800		$ 800
Weighted average period over which unrecognized compensation cost is expected to be recognized			1 year 6 months