Benefit Plans (Tables)

3 Months Ended

Mar. 31, 2017

Defined Benefit Pension Plans and Defined Benefit Postretirement Plans Disclosure [Abstract]

Schedule of Defined Benefit Plan, Change in Benefit Obligation

The change in net defined benefit plan liability is as follows (in thousands):

December 30, 2016	$	7,556
Net defined benefit cost	161
Benefit payments	(45		)
Foreign currency translation	242
March 31, 2017	$	7,914

Schedule of Net Defined Benefit Cost

Net defined benefit cost is comprised of the following (in thousands):

	Three Months Ended
	March 31, 2017			April 1, 2016
Service cost	$	110		$	108
Interest cost	38			43
Amortization of net loss	17			46
Expected return on plan assets	(4		)	(5		)
Net defined benefit cost	$	161		$	192