Note 10 - Share-based Employee Compensation - Phantom Stock Unit Activity (Details) shares in Thousands	3 Months Ended
Sep. 05, 2017 shares
Phantom Stock Units Service-based [Member]
Unvested, Shares (in shares)	576
Cancellations and forfeitures (in shares)	(81)
Unvested, Shares (in shares)	495
Phantom Stock Units Performance-based [Member]
Unvested, Shares (in shares)	298
Cancellations and forfeitures (in shares)	(4)
Unvested, Shares (in shares)	294

The number of non-vested equity-based payment instruments, excluding stock (or unit) options, that validly exist and are outstanding as of the balance sheet date.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (c)(2)(i)-(ii)
-URI http://asc.fasb.org/extlink&oid=96867065&loc=d3e5070-113901

Name:	us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber
Namespace Prefix:	us-gaap_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	instant