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Other current assets
6 Months Ended
Jun. 30, 2017
Deferred Costs, Capitalized, Prepaid, and Other Assets Disclosure [Abstract]  
Other current assets
Other current assets
Other current assets consists of the following:
 
As of
 
June 30, 2017
 
December 31, 2016
Derivative instruments
$
8,826

 
$
3,324

Advances to suppliers
1,601

 
1,091

Receivables from statutory authorities
4,787

 
11,870

Others
3,570

 
4,883

Other current assets
$
18,784

 
$
21,168