Retirement Plans (Tables)

6 Months Ended

Nov. 27, 2016

Compensation and Retirement Disclosure [Abstract]

Components Of Net Periodic Benefit Cost

Components of net periodic benefit cost are as follows:

	Defined Benefit Plans
	Three Months Ended						Six Months Ended
(in millions)	November 27, 2016			November 29, 2015			November 27, 2016			November 29, 2015
Interest cost	$	2.6		$	2.6		$	5.1		$	5.3
Expected return on plan assets	(4.1		)	(3.6		)	(8.0		)	(7.2		)
Recognized net actuarial loss	0.8			0.8			1.6			1.4
Net periodic benefit (credit) cost	$	(0.7	)	$	(0.2	)	$	(1.3	)	$	(0.5	)

	Postretirement Benefit Plan
	Three Months Ended						Six Months Ended
(in millions)	November 27, 2016			November 29, 2015			November 27, 2016			November 29, 2015
Service cost	$	0.1		$	0.1		$	0.1		$	0.1
Interest cost	0.2			0.2			0.4			0.4
Amortization of unrecognized prior service credit	(1.2		)	(1.2		)	(2.4		)	(2.4		)
Recognized net actuarial loss	0.4			0.3			0.8			0.6
Net periodic benefit (credit) cost	$	(0.5	)	$	(0.6	)	$	(1.1	)	$	(1.3	)