LONG-TERM DEBT (Secured Debt Obligations) (Details) - USD ($) $ / shares in Units, $ in Thousands	1 Months Ended	3 Months Ended	12 Months Ended
	Feb. 28, 2018	Mar. 31, 2018	Dec. 31, 2017
Debt Instrument [Line Items]
Total debt		$ 3,570	$ 3,416
Class of warrant, number of securities called by warrants		5,923,789
Warrants, exercise price per share		$ 0.75
Creditor Warrants Relating to Secured Debt [Member]
Debt Instrument [Line Items]
Class of warrant, number of securities called by warrants	108,112
Warrants, exercise price per share	$ 7.50
Settlement Agreements [Member]
Debt Instrument [Line Items]
Total debt			3,200
Warrants and rights outstanding			1,900
Settlement Agreements [Member] | Creditor Warrants Relating to Secured Debt [Member]
Debt Instrument [Line Items]
Class of warrant, number of securities called by warrants	108,112
Warrants, exercise price per share	$ 7.50
Secured Debt [Member]
Debt Instrument [Line Items]
Total debt		$ 3,233	3,233
Debt Restructured			6,300
Secured Debt [Member] | Settlement Agreements [Member]
Debt Instrument [Line Items]
Total debt			3,200
Accrued interest			600
Debt instrument, term		48 months
Date of first required payment		Jul. 01, 2018
Extinguishment of debt, amount			$ 1,900
New shares issued (in shares)	1,814,754
Share Price	$ 1.04