Retirement Benefits (Tables)

9 Months Ended

Nov. 25, 2016

Compensation and Retirement Disclosure [Abstract]

Components of Net Periodic Benefit Cost for Corporation's Defined Benefit Pension and Postretirement Benefits Plans

The components of net periodic benefit cost for the Corporation’s defined benefit pension and postretirement benefits plans are as follows:

	Defined Benefit Pension Plans
	Three Months Ended						Nine Months Ended
(In thousands)	November 25, 2016			November 27, 2015			November 25, 2016			November 27, 2015
Service cost	$	203		$	231		$	608		$	549
Interest cost		1,586			1,542			4,767			4,650
Expected return on plan assets		(1,510	)		(1,622	)		(4,538	)		(4,949	)
Amortization of prior service cost		1			1			3			3
Amortization of actuarial loss		886			861			2,663			2,555
	$	1,166		$	1,013		$	3,503		$	2,808

	Postretirement Benefits Plan
	Three Months Ended						Nine Months Ended
(In thousands)	November 25, 2016			November 27, 2015			November 25, 2016			November 27, 2015
Service cost	$	40		$	1		$	212		$	251
Interest cost		527			471			1,582			1,521
Expected return on plan assets		(593	)		(665	)		(1,757	)		(2,015	)
Amortization of prior service credit		(175	)		(174	)		(524	)		(524	)
Amortization of actuarial gain		(381	)		(676	)		(1,115	)		(1,276	)
	$	(582	)	$	(1,043	)	$	(1,602	)	$	(2,043	)