Defined benefit pension obligation (Tables)

3 Months Ended

Mar. 31, 2016

Defined benefit pension obligation

Schedule of net periodic benefit cost

The net periodic benefit cost for the three months ended March 31, 2017 was as follows (in thousands):

	Three Months Ended
	March 31, 2017
Service cost	$	616
Interest cost		46
Expected return on plan assets		(35)
Amortization of prior service cost		12
Amortization of actuarial losses		34
Net periodic benefit cost	$	673