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Receivables and Prepaid Expenses (Tables)
 12 Months Ended
Dec. 31, 2017
Receivables And Prepaid Expenses [Abstract]  
Schedule of Receivables and Prepaid Expenses

 

 

December 31,

 

 

 

2017

 

 

2016

 

Advances to and receivables from suppliers

 

$

2,924

 

 

$

5,829

 

Government authorities

 

 

2,006

 

 

 

1,867

 

Prepaid expenses

 

 

2,890

 

 

 

2,238

 

Others

 

 

285

 

 

 

150

 

 

 

$

8,105

 

 

$

10,084