Quarterly Financial Data (Unaudited) (Details Textual) $ / shares in Units, $ in Millions	3 Months Ended
Aug. 27, 2016 USD ($) $ / shares
Selling, General and Administrative Expenses [Member]
Gain (Loss) Related to Litigation Settlement \| $	$ 15.9
Gain (Loss) Related to Litigation Settlement, Diluted Earnings Per Share \| $ / shares	$ 0.48

Amount of gain (loss) recognized in settlement of litigation and insurance claims. Excludes claims within an insurance entity's normal claims settlement process.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 450
-SubTopic 20
-Section 50
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=25496072&loc=d3e14326-108349

Name:	us-gaap_GainLossRelatedToLitigationSettlement
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration