Annual report pursuant to Section 13 and 15(d)

FAIR VALUE MEASUREMENTS (Details)

v3.8.0.1
FAIR VALUE MEASUREMENTS (Details) - Fair Value, Measurements, Recurring [Member] - USD ($)
$ in Thousands
Dec. 31, 2017
Dec. 31, 2016
Assets:    
Cash equivalents $ 17,349 $ 10,006
Marketable securities - available for sale   7,180
Total assets 17,349 17,186
Quoted Prices In Active Markets (Level 1) [Member]    
Assets:    
Cash equivalents 17,349 10,006
Marketable securities - available for sale   5,926
Total assets $ 17,349 15,932
Significant Other Observable Inputs (Level 2) [Member]    
Assets:    
Cash equivalents  
Marketable securities - available for sale   1,254
Total assets   $ 1,254