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Fair Value Measurements (Tables)
12 Months Ended
Dec. 31, 2019
Fair Value Disclosures [Abstract]  
Schedule of financial assets measured at fair value on a recurring basis

   December 31, 2019 
   Fair value measurements using input type 
   Level 1   Level 2   Level 3   Total 
Assets:                
Corporate bonds  $-   $5,488   $-   $5,488 
Convertible bonds   -    1,112    -    1,112 
                     
Total financial assets  $-   $6,600   $-   $6,600 
                     
Liabilities:                    
Contingent consideration  $-   $-   $5,964   $5,964 
                     
Total financials liabilities  $-   $-   $5,964   $5,964 

 

   December 31, 2018 
   Fair value measurements using input type 
   Level 1   Level 2   Level 3   Total 
Assets:                
Corporate bonds  $-   $8,757   $-   $8,757 
Convertible bonds   -    1,156    -    1,156 
                     
Total financial assets  $-   $9,913   $-   $9,913 
                     
Liabilities:                    
Contingent consideration  $-   $-   $414   $414 
                     
Total financials liabilities  $-   $-   $414   $414 
Schedule of fair value measurements using significant unobservable inputs

   December 31, 
   2019   2018 
         
Opening balance  $414   $1,333 
Increase in contingent consideration due to acquisitions   5,851    124 
Payment of contingent consideration   (585)   (974)
Increase in fair value of contingent consideration   255    210 
Decrease in fair value of contingent consideration   -    (248)
Amortization of interest and exchange rate   29    (31)
           
Closing balance  $5,964   $414