Employee Benefit Plans (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended		6 Months Ended
	Nov. 29, 2014	Nov. 30, 2013	Nov. 29, 2014	Nov. 30, 2013
United States Pension Plan of US Entity
Defined Benefit Plan Disclosure
Interest cost	$ 0	$ 2.6	$ 0	$ 5.2
Expected return on plan assets	0	(1.9)	0	(3.8)
Net amortization loss	0	2.4	0	4.8
Net periodic benefit cost	0	161.3	0	164.4
Defined Benefit Plan, Recognized Net Gain (Loss) Due to Settlements	0	158.2	0	158.2
Foreign Pension Plan
Defined Benefit Plan Disclosure
Interest cost	1.1	1.0	2.3	2.0
Expected return on plan assets	(1.5)	(1.2)	(3.0)	(2.4)
Net amortization loss	0.5	0.4	1.0	0.8
Net periodic benefit cost	0.1	0.2	0.3	0.4
United States Postretirement Benefit Plan of US Entity
Defined Benefit Plan Disclosure
Interest cost	0.1	0.1	0.2	0.2
Expected return on plan assets	0	0	0	0
Net amortization loss	0	0	0	0
Net periodic benefit cost	0.1	0.1	0.2	0.2
Defined Benefit Plan, Recognized Net Gain (Loss) Due to Settlements	$ 0	$ 0	$ 0	$ 0