Retirement Benefits (Tables)

6 Months Ended

Aug. 28, 2015

Compensation and Retirement Disclosure [Abstract]

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

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

	Defined Benefit Pension Plans
	Three Months Ended						Six Months Ended
(In thousands)	August 28, 2015			August 29, 2014			August 28, 2015			August 29, 2014
Service cost	$	159		$	145		$	318		$	289
Interest cost		1,550			1,846			3,108			3,683
Expected return on plan assets		(1,659	)		(1,628	)		(3,327	)		(3,251	)
Amortization of prior service cost		1			1			2			2
Amortization of actuarial loss		846			720			1,694			1,426
	$	897		$	1,084		$	1,795		$	2,149

	Postretirement Benefits Plan
	Three Months Ended						Six Months Ended
(In thousands)	August 28, 2015			August 29, 2014			August 28, 2015			August 29, 2014
Service cost	$	125		$	100		$	250		$	200
Interest cost		525			675			1,050			1,350
Expected return on plan assets		(675	)		(700	)		(1,350	)		(1,400	)
Amortization of prior service credit		(175	)		(325	)		(350	)		(650	)
Amortization of actuarial gain		(300	)		(225	)		(600	)		(450	)
	$	(500	)	$	(475	)	$	(1,000	)	$	(950	)