Other current assets (Tables)

6 Months Ended

Jun. 30, 2018

Deferred Costs, Capitalized, Prepaid, and Other Assets Disclosure [Abstract]

Schedule of Other Current Assets

Other current assets consist of the following:

	As of
	June 30, 2018		December 31, 2017
Derivative instruments	$	4,787	$	10,938
Advances to suppliers	2,710		2,451
Receivables from statutory authorities	9,670		7,598
Others	5,835		8,595
Other current assets	$	23,002	$	29,582