Benefit Plans (Tables)

9 Months Ended

Sep. 29, 2017

Defined Benefit Plan [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	505
Benefit payments	(70		)
Foreign currency translation	927
September 29, 2017	$	8,918

Schedule of Net Defined Benefit Cost

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

	Three Months Ended						Nine Months Ended
	September 29, 2017			September 30, 2016			September 29, 2017			September 30, 2016
Service cost	$	120		$	108		$	345		$	326
Interest cost	42			44			120			132
Amortization of net loss	19			47			55			140
Expected return on plan assets	(5		)	(5		)	(15		)	(14		)
Net defined benefit cost	$	176		$	194		$	505		$	584