Employee Benefit Plans (Tables)

3 Months Ended

Mar. 31, 2017

Compensation and Retirement Disclosure [Abstract]

Net Gratuity Cost

Net gratuity cost includes the following components:

	Three months ended March 31,
	2017			2016
Service cost	$	484		$	400
Interest cost	162			149
Expected return on plan assets	(107		)	(104		)
Amortization of Actuarial loss	69			22
Net gratuity cost	$	608		$	467

Change in Plan Assets

Change in Plan Assets
Plan assets at January 1, 2017	$	5,640
Actual return	88
Benefits paid	(194		)
Effect of exchange rate changes	266
Plan assets at March 31, 2017	$	5,800