Employee Retirement and Pension Benefits (Tables)

3 Months Ended

Mar. 28, 2020

Retirement Benefits [Abstract]

Schedule of Net Benefit Costs

Pension expense, as recorded in the accompanying unaudited consolidated statements of operations, is determined by using spot rate assumptions made on January 1 of each year as summarized below:

	Three Months Ended
(amounts in thousands)	March 28, 2020			March 30, 2019
Components of pension benefit expense - U.S. benefit plan:
Administrative cost	$	1,250		$	1,250
Interest cost	3,725			3,725
Expected return on plan assets	(4,650		)	(4,650		)
Amortization of net actuarial pension loss	2,225			2,225
Pension benefit expense	$	2,550		$	2,550