Retirement Plans

3 Months Ended

Mar. 29, 2020

Retirement Benefits, Description [Abstract]

Retirement Plans

(12) Retirement Plans

The following table sets forth the components of total net periodic benefit cost (income) of the Company’s defined benefit pension plans and other post-retirement employee benefit plans (in thousands):

	Three Months Ended
	March 29, 2020			March 31, 2019
Pension Benefits - U.S. Plans
Interest cost	$	1,398		$	1,967
Expected return on plan assets	(2,747		)	(2,742		)
Amortization	43			129
Net periodic benefit income	$	(1,306	)	$	(646	)
Pension Benefits - Non-U.S. Plans
Service cost	$	692		$	695
Interest cost	339			555
Expected return on plan assets	(194		)	(247		)
Amortization	31			5
Net periodic benefit cost	$	868		$	1,008
Other Post-Retirement Benefits
Interest cost	$	66		$	93
Net periodic benefit cost	$	66		$	93

The periodic benefit service costs are included in the selling, general, and administrative costs, while the remaining net periodic benefit costs are included in other expense (income), net in our condensed consolidated statements of (loss) income for the three months ended March 29, 2020 and March 31, 2019, respectively.

There were no employer contributions to the Company's U.S. and non-U.S. based pension plans during the three months ended March 29, 2020.