INVENTORIES - Schedule of Inventories (Detail) - USD ($)
$ in Thousands
Dec. 31, 2017
Dec. 31, 2016
Dec. 31, 2015
Inventory [Line Items]      
Raw and packaging materials   $ 98  
Finished goods   243  
Total   341  
Less: reserve for finished goods $ 0 (32) $ (70)
Net inventories $ 0 $ 309