Pension and Other Postretirement Benefits (Tables)

6 Months Ended

Jun. 26, 2016

Pension Plans, Defined Benefit

Pension Benefits

Schedule of Components of Net Periodic Pension Cost and Postretirement Benefit Income

The components of net periodic pension cost were as follows:

	For the Quarters Ended
	June 26, 2016								June 28, 2015
(In thousands)	Qualified Plans			Non- Qualified Plans		All Plans			Qualified Plans			Non- Qualified Plans		All Plans
Service cost	$	2,248		$	—	$	2,248		$	2,987		$	—	$	2,987
Interest cost	16,573			2,034		18,607			18,514			2,502		21,016
Expected return on plan assets	(27,789		)	—		(27,789		)	(28,832		)	—		(28,832		)
Amortization of actuarial loss	7,068			1,053		8,121			9,479			1,270		10,749
Amortization of prior service credit	(486		)	—		(486		)	(486		)	—		(486		)
Net periodic pension (income)/cost	$	(2,386	)	$	3,087	$	701		$	1,662		$	3,772	$	5,434

	For the Six Months Ended
	June 26, 2016								June 28, 2015
(In thousands)	Qualified Plans			Non- Qualified Plans		All Plans			Qualified Plans			Non- Qualified Plans		All Plans
Service cost	$	4,495		$	—	$	4,495		$	5,975		$	—	$	5,975
Interest cost	33,147			4,068		37,215			37,452			5,004		42,456
Expected return on plan assets	(55,579		)	—		(55,579		)	(57,607		)	—		(57,607		)
Amortization of actuarial loss	14,137			2,106		16,243			18,876			2,540		21,416
Amortization of prior service credit	(972		)	—		(972		)	(972		)	—		(972		)
Effect of settlement	—			—		—			40,329			—		40,329
Net periodic pension (income)/cost	$	(4,772	)	$	6,174	$	1,402		$	44,053		$	7,544	$	51,597

Other Postretirement Benefit Plan

Pension Benefits

Schedule of Components of Net Periodic Pension Cost and Postretirement Benefit Income

The components of net periodic postretirement benefit income were as follows:

	For the Quarters Ended						For the Six Months Ended
(In thousands)	June 26, 2016			June 28, 2015			June 26, 2016			June 28, 2015
Service cost	$	104		$	147		$	208		$	294
Interest cost	495			689			990			1,377
Amortization of actuarial loss	1,026			1,303			2,052			2,606
Amortization of prior service credit	(2,110		)	(2,475		)	(4,220		)	(4,950		)
Net periodic postretirement benefit income	$	(485	)	$	(336	)	$	(970	)	$	(673	)