Annual report pursuant to Section 13 and 15(d)

FAIR VALUE MEASUREMENTS (Assets and Liabilities Measured on Recurring Basis) (Details)

v3.8.0.1
FAIR VALUE MEASUREMENTS (Assets and Liabilities Measured on Recurring Basis) (Details) - Recurring [Member] - USD ($)
$ in Thousands
Dec. 31, 2017
Dec. 31, 2016
Assets:    
Cash equivalents $ 58,063 $ 55,081
Forward currency contracts 114 2,957
Total 58,177 58,038
Liabilities:    
Forward currency contracts 1,276 363
Put option 5,768 5,147
Contingent consideration 70,039 44,195
Total 77,083 49,705
Level 1 [Member]    
Assets:    
Cash equivalents 58,063 55,081
Forward currency contracts 0 0
Total 58,063 55,081
Liabilities:    
Forward currency contracts 0 0
Put option 0 0
Contingent consideration 0 0
Total 0 0
Level 2 [Member]    
Assets:    
Cash equivalents 0 0
Forward currency contracts 114 2,957
Total 114 2,957
Liabilities:    
Forward currency contracts 1,276 363
Put option 0 0
Contingent consideration 0 0
Total 1,276 363
Level 3 [Member]    
Assets:    
Cash equivalents 0 0
Forward currency contracts 0 0
Total 0 0
Liabilities:    
Forward currency contracts 0 0
Put option 5,768 5,147
Contingent consideration 70,039 44,195
Total $ 75,807 $ 49,342