Employee Retirement and Pension Benefits (Tables)

6 Months Ended

Jun. 27, 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						Six Months Ended
(amounts in thousands)	June 27, 2020			June 29, 2019			June 27, 2020			June 29, 2019
Components of pension benefit expense - U.S. benefit plan:
Administrative cost	$	300		$	1,250		$	1,550		$	2,500
Interest cost	2,375			3,725			6,100			7,450
Expected return on plan assets	(6,300		)	(4,650		)	(10,950		)	(9,300		)
Amortization of net actuarial pension loss	1,225			2,225			3,450			4,450
Pension benefit expense	$	(2,400	)	$	2,550		$	150		$	5,100