Note 14 - Capital Stock and Stock Compensation (Details) - Additional Information Regarding Activity in Stock Options (USD $) In Thousands, unless otherwise specified	12 Months Ended
Nov. 29, 2014	Nov. 30, 2013	Nov. 24, 2012
Note 14 - Capital Stock and Stock Compensation (Details) - Additional Information Regarding Activity in Stock Options [Line Items]
Total intrinsic value of options exercised	$ 236	$ 387	$ 530
Total fair value of options vested	200	363	371
Total cash received from the exercise of options	382	413	536
Excess tax benefits recognized as additional paid-in capital upon the exercise of options	300	313
Employee Stock Option [Member]
Note 14 - Capital Stock and Stock Compensation (Details) - Additional Information Regarding Activity in Stock Options [Line Items]
Excess tax benefits recognized as additional paid-in capital upon the exercise of options	$ 72	$ 106

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Amount of increase in additional paid in capital (APIC) resulting from a tax benefit associated with share-based compensation plan other than an employee stock ownership plan (ESOP). Includes, but is not limited to, excess tax benefit.

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The cash inflow associated with the amount received from holders exercising their stock options. This item inherently excludes any excess tax benefit, which the entity may have realized and reported separately.

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Amount of accumulated difference between fair value of underlying shares on dates of exercise and exercise price on options exercised (or share units converted) into shares.

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Fair value of options vested. Excludes equity instruments other than options, for example, but not limited to, share units, stock appreciation rights, restricted stock.

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