COMMON STOCK WARRANTS - Additional Information (Detail) - USD ($) $ / shares in Units, $ in Thousands	1 Months Ended	3 Months Ended
	Jul. 31, 2017	Mar. 31, 2018	Dec. 31, 2013
Class of Warrant or Right [Line Items]
Secured Debt			$ 10,000
Stock Issued During Period, Value, New Issues		$ 4,000
Investor [Member]
Class of Warrant or Right [Line Items]
Class of Warrant or Right, Exercise Price of Warrants or Rights	$ 0.528
Class of Warrant or Right, Number of Securities Called by Warrants or Rights	1,782,531
Class of Warrant or Right, Term	5 years
Investor [Member] | Private Placement [Member]
Class of Warrant or Right [Line Items]
Class of Warrant or Right, Exercise Price of Warrants or Rights	$ 0.528
Warrant
Class of Warrant or Right [Line Items]
Common stock warrant exercisable outstanding, shares		60,000
Class of Warrant or Right, Exercise Price of Warrants or Rights		$ 2.52	$ 2.52
Warrant | Private Placement [Member]
Class of Warrant or Right [Line Items]
Stock Issued During Period, Value, New Issues	$ 495