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Significant Accounting and Reporting Policies - Schedule of Goodwill and Indefinite-lived Intangibles (Details) - USD ($) $ in Millions	12 Months Ended
	May. 30, 2015	May. 31, 2014
Goodwill [Roll Forward]
Beginning balance (in usd)	$ 228.2	$ 227.0
Sale of owned dealers		(0.4)
Goodwill acquired during period	75.6	1.0
Foreign currency translation adjustments	(0.7)	0.6
Impairment charges	0.0	0.0
Ending balance (in usd)	303.1	228.2
Indefinite-lived Intangible Assets [Roll Forward]
Beginning balance (in usd)	40.9	62.3
Sale of owned dealers		0.0
Indefinite-lived intangible assets acquired during period	55.1	0.0
Foreign currency translation adjustments	0.0	0.0
Impairment charges	(10.8)	(21.4)
Ending balance (in usd)	85.2	40.9
Goodwill And Indefinite-lived Intangible Assets [Roll Forward]
Beginning balance (in usd)	269.1	289.3
Sale of owned dealers		(0.4)
Goodwill and indefinite lived intangible assets acquired during the period	130.7	1.0
Foreign currency translation adjustments	(0.7)	0.6
Impairment charges	(10.8)	(21.4)
Ending balance (in usd)	$ 388.3	$ 269.1

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