Note 13 - Post-Employment Benefit Obligations (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Nov. 30, 2013	Nov. 24, 2012	Nov. 26, 2011
Note 13 - Post-Employment Benefit Obligations (Details) [Line Items]
Percent of Final Average Compensation Provided by Supplemental Retirement Income Plan	65.00%
Death Benefit Payment Term	120 months
Current Net Death Benefit	$ 3,316
Pension and Other Postretirement Benefit Plans, Accumulated Other Comprehensive Income (Loss), before Tax	2,297
Defined Benefit Plan, Future Amortization of Transition Obligation (Asset)	42
Defined Benefit Plan, Future Amortization of Gain (Loss)	123
Pension Expense	288	312	332
Postemployment Benefits Liability, Noncurrent	11,146	11,577
Defined Contribution Plan, Employer Matching Contribution, Percent of Employees' Gross Pay	15.00%
Defined Contribution Plan, Maximum Annual Contributions Per Employee, Percent	8.00%
Defined Contribution Plan, Cost Recognized	340	175
Unfunded Deferred Compensation Plan [Member]
Note 13 - Post-Employment Benefit Obligations (Details) [Line Items]
Postemployment Benefits Liability, Noncurrent	$ 2,555	$ 2,615
Payment over 120 Months [Member]
Note 13 - Post-Employment Benefit Obligations (Details) [Line Items]
Death Benefit Percent of Final Average Annual Compensation	50.00%
A Single Payment [Member]
Note 13 - Post-Employment Benefit Obligations (Details) [Line Items]
Death Benefit Percent of Final Average Annual Compensation	200.00%