INCOME TAXES, DEFERRED TAX ASSETS (LIABILITIES) CLASSIFIED IN CONSOLIDATED BALANCE SHEETS (Details) - USD ($) $ in Thousands	Dec. 31, 2015	Dec. 31, 2014
Deferred tax assets liabilities classified in Consolidated Balance Sheets [Abstract]
Current deferred tax assets	$ 460	$ 1,141
Noncurrent deferred tax assets	3,725	3,320
Current deferred tax liabilities	(84)	(123)
Other long-term liabilities	(24)	(26)
Net deferred tax assets	$ 4,077	$ 4,312