Casualty Insurance - Additional Information (Detail) $ in Millions	3 Months Ended
	Sep. 06, 2015 USD ($)
Casualty Insurance Charge [Line Items]
Pre-tax incremental insurance expense	$ 5.7
Domestic Stores [Member] | Domestic Company Owned Stores [Member] | Cost of Sales [Member]
Casualty Insurance Charge [Line Items]
Pre-tax incremental insurance expense	4.3
Supply Chain [Member] | Cost of Sales [Member]
Casualty Insurance Charge [Line Items]
Pre-tax incremental insurance expense	$ 1.4