SUBSEQUENT EVENTS - Additional Information (Detail) - USD ($) $ in Thousands		1 Months Ended	12 Months Ended
	Jan. 13, 2017	Jan. 16, 2017	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Subsequent Event [Line Items]
Stock Issued During Period, Shares, Issued for Services			25,811	61,548
Stock Issued During Period, Value, Issued for Services			$ 308	$ 763	$ 1,032
Subsequent Event
Subsequent Event [Line Items]
Stock Issued During Period, Value, New Issues		$ 163
Stock Issued During Period, Shares, New Issues		23,827
Subsequent Event | Four Board [Member]
Subsequent Event [Line Items]
Stock Issued During Period, Shares, Issued for Services	7,448
Stock Issued During Period, Value, Issued for Services	$ 50