Note 2 - Significant Accounting Policies (Details) - Percentages of Trade Accounts Receivable and Related Allowance for Doubtful Accounts Due from Licensees	Nov. 29, 2014	Nov. 30, 2013
Percentages of Trade Accounts Receivable and Related Allowance for Doubtful Accounts Due from Licensees [Abstract]
Portion of trade accounts receivable owed by licensees	46.00%	50.00%
Portion of allowance for doubtful accounts attributable to licensees	58.00%	64.00%