Note 8 - Post-Employment Benefit Obligations (Details) - Pension Liability (USD $) In Thousands, unless otherwise specified	Jun. 01, 2013	Nov. 24, 2012
Note 8 - Post-Employment Benefit Obligations (Details) - Pension Liability [Line Items]
Post employment benefit obligations	$ 11,183	$ 11,577
Supplemental Employee Retirement Plan, Defined Benefit [Member]
Note 8 - Post-Employment Benefit Obligations (Details) - Pension Liability [Line Items]
Other accrued liabilities	858	843
Post employment benefit obligations	8,599	8,962
Total pension liability	$ 9,457	$ 9,805