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LONG-TERM DEBT (Secured Debt Obligations) (Details) - USD ($) $ / shares in Units, $ in Thousands	1 Months Ended	6 Months Ended		12 Months Ended
	Feb. 28, 2018	Jun. 30, 2018	Jun. 30, 2017	Dec. 31, 2017
Debt Instrument [Line Items]
Total debt		$ 3,490		$ 3,416
Class of warrant, number of securities called by warrants		6,913,141
Stock and Warrants Issued During Period, Value, Preferred Stock and Warrants			$ 414
Creditor Warrants Relating to Secured Debt [Member]
Debt Instrument [Line Items]
Class of warrant, number of securities called by warrants	108,112			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

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