Pension Plans (Tables)

6 Months Ended

Jun. 29, 2018

Defined Benefit Plan [Abstract]

Schedule of Net Benefit Costs

Components of net pension cost for the Qualified Pension Plan and Supplemental Employees’ Retirement Plan ("SERP") are as follows:

	For the Three Months Ended
	Qualified Pension Plan						SERP
	June 29, 2018			June 30, 2017			June 29, 2018		June 30, 2017
In thousands
Service cost	$	1,224		$	1,199		$	—	$	—
Interest cost on projected benefit obligation	5,951			6,090			63		62
Expected return on plan assets	(11,960		)	(10,512		)	—		—
Amortization of net loss	2,843			3,486			64		8
Net pension (income) cost	$	(1,942	)	$	263		$	127	$	70

12. PENSION PLANS (CONTINUED)

	For the Six Months Ended
	Qualified Pension Plan						SERP
	June 29, 2018			June 30, 2017			June 29, 2018		June 30, 2017
In thousands
Service cost	$	2,448		$	2,397		$	—	$	—
Interest cost on projected benefit obligation	11,902			12,179			117		123
Expected return on plan assets	(23,920		)	(21,024		)	—		—
Amortization of net loss	5,686			6,972			147		66
Additional amount recognized due to curtailment/settlement	—			—			—		99
Net pension (income) cost	$	(3,884	)	$	524		$	264	$	288