Defined Pension Benefit Plans (Tables)

9 Months Ended

Oct. 01, 2017

General Discussion of Pension and Other Postretirement Benefits [Abstract]

Components Of Net Pension Benefit Expense

The components of net periodic cost (benefit) of defined benefit pension plans are as follows (in thousands):

	Three Months Ended						Nine Months Ended
	October 1, 2017			October 2, 2016			October 1, 2017			October 2, 2016
Interest cost on benefits obligation	$	426		$	574		$	1,278		$	1,721
Estimated return on assets	(576		)	(664		)	(1,726		)	(1,991		)
Loss amortization	184			226			551			679
Net periodic cost of defined benefit pension plans	$	34		$	136		$	103		$	409

Additionally, substantially all of our U.S. employees are eligible to participate in a 401(k) savings plan. Under these plans, we match a specified percentage of employee contributions, and are able to make a discretionary core contribution, subject to certain limitations.