Benefit Plans (Tables)

9 Months Ended

Sep. 26, 2020

Retirement Benefits [Abstract]

Components of Net Periodic Benefit Cost (Income)

The components of net periodic benefit cost (income) are as follows:

	For the Quarter Ended				For the Nine Months Ended
(In thousands)	September 26, 2020		September 28, 2019		September 26, 2020		September 28, 2019
Pension benefits:
Interest cost	$	862	$	1,455	$	2,586	$	4,365
Expected return on plan assets	(1,496)		(2,077)		(4,486)		(6,230)
Amortization of net loss	494		485		1,482		1,455
Net periodic benefit income	$	(140)	$	(137)	$	(418)	$	(410)
Other benefits:
Service cost	$	59	$	64	$	176	$	191
Interest cost	106		153		321		459
Amortization of prior service credit	(117)		(226)		(401)		(677)
Amortization of net gain	(50)		(10)		(150)		(31)
Curtailment gain	—		$	—	(2,591)		$	—
Net periodic benefit income	$	(2)	$	(19)	$	(2,645)	$	(58)