Retirement Plans

6 Months Ended

Nov. 24, 2013

Compensation and Retirement Disclosure [Abstract]

Retirement Plans

Retirement Plans

Components of net periodic benefit cost are as follows:

	Defined Benefit Plans
	Three Months Ended						Six Months Ended
(in millions)	November 24, 2013			November 25, 2012			November 24, 2013			November 25, 2012
Service cost	$	1.1		$	1.2		$	2.2		$	2.4
Interest cost	2.6			2.5			5.1			5.0
Expected return on plan assets	(4.3		)	(4.7		)	(8.6		)	(9.7		)
Recognized net actuarial loss	2.3			2.2			4.6			4.4
Net periodic benefit cost	$	1.7		$	1.2		$	3.3		$	2.1

	Postretirement Benefit Plan
	Three Months Ended				Six Months Ended
(in millions)	November 24, 2013		November 25, 2012		November 24, 2013		November 25, 2012
Service cost	$	0.2	$	0.2	$	0.4	$	0.4
Interest cost	0.3		0.3		0.6		0.6
Net periodic benefit cost	$	0.5	$	0.5	$	1.0	$	1.0