ACCRUED EXPENSES (Details) - USD ($) $ in Thousands	Dec. 31, 2016	Dec. 31, 2015
ACCRUED EXPENSES
Accrued bonus	$ 906
Accrued payroll	126	$ 85
Accrued vacation	91	81
Accrued severance	385
Other accrued expenses	451	208
Total accrued expenses	$ 1,959	$ 374