INCOME TAXES (Details) - USD ($) $ in Thousands	Dec. 31, 2018	Dec. 31, 2017
Tax Credit Carryforward [Line Items]
Accruals and reserves	$ 0	$ 0
Valuation allowance	0	0
Total current	0	0
NOL, AMT and general business credit carryforwards	37,607	37,557
Other	114	157
Valuation allowance	(37,721)	(37,714)
Total non current	0	0
Total deferred income taxes	$ 0	$ 0