ACCRUED EXPENSES (Details) - USD ($) $ in Thousands	Sep. 30, 2017	Dec. 31, 2016
ACCRUED EXPENSES
Bonus	$ 595	$ 906
Payroll	158	126
Vacation	231	91
Severance	455	385
Other accrued expenses	345	451
Total accrued expenses	$ 1,784	$ 1,959