Employee Benefit Plans (Tables)

6 Months Ended

Jun. 30, 2017

Compensation and Retirement Disclosure [Abstract]

Net Gratuity Cost

Net gratuity cost includes the following components:

	Three months ended June 30,						Six months ended June 30,
	2017			2016			2017			2016
Service cost	$	494		$	401		$	978		$	801
Interest cost	166			150			328			299
Expected return on plan assets	(111		)	(104		)	(218		)	(208		)
Amortization of Actuarial loss	71			22			140			44
Net gratuity cost	$	620		$	469		$	1,228		$	936

Change in Plan Assets

Change in Plan Assets
Plan assets at January 1, 2017	$	5,640
Actual return	206
Employer contribution	1,685
Benefits paid	(604		)
Effect of exchange rate changes	312
Plan assets at June 30, 2017	$	7,239