Quarterly report pursuant to Section 13 or 15(d)

SIGNIFICANT ACCOUNTING POLICIES (Details)

v3.19.2
SIGNIFICANT ACCOUNTING POLICIES (Details) - USD ($)
$ in Thousands
Jun. 30, 2019
Dec. 31, 2018
Jun. 30, 2018
Dec. 31, 2017
Accounting Policies [Abstract]        
Cash and cash equivalents $ 12,150 $ 25,034    
Restricted cash 100 100    
Total $ 12,250 $ 25,134 $ 16,768 $ 25,585