INCOME TAXES - Income Tax Provision (Detail) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Current:
Federal	$ 0	$ 0	$ 0
State and local	81	59	29
Foreign	64	67	(81)
Total current provision (benefit)	145	126	(52)
Deferred:
Federal	0	0	0
State and local	0	0	0
Foreign	(107)	(534)	(674)
Total deferred provision (benefit)	(107)	(534)	(674)
Total income tax provision (benefit)	$ 38	$ (408)	$ (726)