Note 6 - Notes Receivable (Detail) - Schedule of allowance for doubtful accounts and discounts (USD $) In Thousands, unless otherwise specified	9 Months Ended					9 Months Ended
Aug. 25, 2012	Aug. 25, 2012 Due From Current Licensees [Member]	Nov. 26, 2011 Due From Current Licensees [Member]	Aug. 25, 2012 Secured by Real Estate [Member]	Nov. 26, 2011 Secured by Real Estate [Member]	Aug. 25, 2012 Unsecured [Member]
Balance	$ 4,140	$ 1,529	$ 1,529	$ 975	$ 975	$ 1,636
Recovery credited to expense	(1)					(1)
Balance	$ 4,139	$ 1,529	$ 1,529	$ 975	$ 975	$ 1,635

For unclassified balance sheet, amounts due from customers or clients for goods or services that have been delivered or sold in the normal course of business.

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 02

-Paragraph 3

-Article 5

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 942

-SubTopic 210

-Section S99

-Paragraph 1

-Subparagraph (SX 210.9-03.9)

-URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878

Name:	us-gaap_AccountsReceivableGross
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant