SUBSEQUENT EVENTS (Details) $ / shares in Units, $ in Thousands					1 Months Ended		8 Months Ended
	May. 10, 2016 USD ($) unit warrant $ / shares $ / unit shares	Jan. 29, 2016	Jan. 28, 2016 USD ($)	Jun. 24, 2015 USD ($) unit warrant $ / shares $ / unit shares	Apr. 30, 2016 shares	Jan. 31, 2016 shares	Dec. 31, 2016 USD ($) shares	Dec. 31, 2016 USD ($) shares	Mar. 31, 2016 $ / shares shares	Dec. 31, 2015 $ / shares shares	Jun. 19, 2015 shares
Subsequent Event [Line Items]
Number of units sold as part of Unit Purchase Agreement | unit				8,064,534
Unit Purchase Agreement, number of shares for each unit				1
Preferred stock, par value (in USD per share) | $ / shares									$ 0.001
Common stock, par value (in USD per share) | $ / shares									$ 0.001	$ 0.001
Unit Purchase Agreement, number of warrants for each unit | warrant				1
Unit Purchase Agreement, price per unit (in USD per unit) | $ / unit				3.10
Unit Purchase Agreement, exercise price premium over closing stock price, percentage				6.10%
Closing stock price (in USD per share) | $ / shares				$ 2.91
Gross proceeds from unit offering | $				$ 25,000
Net proceeds from unit offering | $				$ 15,100
Commission percentage of gross proceeds				6.50%
Commissions payment | $				$ 1,365
Series B Preferred Stock
Subsequent Event [Line Items]
Closing stock price (in USD per share) | $ / shares				$ 2.94
Number of shares to be issued									8,283,234	8,160,809
Restricted shares | Series B Preferred Stock
Subsequent Event [Line Items]
Preferred stock dividend issued, shares						122,425
Common stock
Subsequent Event [Line Items]
New shares as a result of stock conversion, if converted						122,425
Subsequent event
Subsequent Event [Line Items]
Number of units sold as part of Unit Purchase Agreement | unit	12,000,000
Common stock, par value (in USD per share) | $ / shares	$ 0.001
Unit Purchase Agreement, number of warrants for each unit | warrant	1
Unit Purchase Agreement, price per unit (in USD per unit) | $ / unit	1.56
Unit Purchase Agreement, exercise price premium over closing stock price, percentage	2.60%
Closing stock price (in USD per share) | $ / shares	$ 1.52
Commission percentage of gross proceeds	6.50%
Commissions payment | $	$ 530
Subsequent event | Series B1 Preferred Stock
Subsequent Event [Line Items]
Unit Purchase Agreement, number of shares for each unit	1
Preferred stock, par value (in USD per share) | $ / shares	$ 0.001
Subsequent event | Restricted shares | Series B Preferred Stock
Subsequent Event [Line Items]
Preferred stock dividend issued, shares					124,258
Subsequent event | Common stock
Subsequent Event [Line Items]
New shares as a result of stock conversion, if converted					124,258
Warrants
Subsequent Event [Line Items]
Number of securities called by each warrant (shares)				0.5							0.5
Exercise price of warrants (in USD per share) | $ / shares				$ 2.92
Amount over closing price of warrant exercise price (in USD per share) | $ / shares				$ 0.01
Warrants | Subsequent event
Subsequent Event [Line Items]
Number of securities called by each warrant (shares)	0.25
Exercise price of warrants (in USD per share) | $ / shares	$ 1.53
Amount over closing price of warrant exercise price (in USD per share) | $ / shares	$ 0.01
Chief Executive Officer | Subsequent event
Subsequent Event [Line Items]
Number of units agreed to be purchased by individual | unit	32,052
Number of units agreed to be purchased by individual, value | $	$ 50
Chief Financial Officer | Subsequent event
Subsequent Event [Line Items]
Number of units agreed to be purchased by individual | unit	32,052
Number of units agreed to be purchased by individual, value | $	$ 50
Secured debt
Subsequent Event [Line Items]
Threshold ownership by largest stockholder		20.00%
Repayments of debt | $			$ 16,100
Secured debt | Amendment No. 1 to Amended Credit Agreement | Subsequent event
Subsequent Event [Line Items]
Threshold ownership by largest stockholder								10.00%
Forecast | Subsequent event
Subsequent Event [Line Items]
Gross proceeds from unit offering | $							$ 19,300
Net proceeds from unit offering | $							$ 8,100
Forecast | Subsequent event | Series B Preferred Stock
Subsequent Event [Line Items]
Percentage of funds used to repurchase stock							60.00%
Payments for repurchase of preferred stock | $							$ 11,200
Stock repurchased and retired (shares)							3,600,000
Forecast | Chief Executive Officer | Subsequent event | Series B1 Preferred Stock
Subsequent Event [Line Items]
Number of shares to be issued							32,052	32,052
Forecast | Chief Executive Officer | Warrants | Subsequent event
Subsequent Event [Line Items]
Number of securities called by warrants (shares)	8,013
Forecast | Chief Financial Officer | Subsequent event | Series B1 Preferred Stock
Subsequent Event [Line Items]
Number of shares to be issued	32,052
Forecast | Chief Financial Officer | Warrants | Subsequent event
Subsequent Event [Line Items]
Number of securities called by warrants (shares)	8,013
Forecast | Secured debt | Amendment No. 1 to Amended Credit Agreement | Subsequent event
Subsequent Event [Line Items]
Repayments of debt | $							$ 800	$ 800
Previous Participating Investors | Forecast | Subsequent event | Series B Preferred Stock
Subsequent Event [Line Items]
Gross proceeds from unit offering | $							$ 18,600