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. 30, 2013	Nov. 24, 2012	Nov. 26, 2011
Note 14 - Capital Stock and Stock Compensation (Details) - Additional Information Regarding Activity In Stock Options [Line Items]
Total intrinsic value of options exercised	$ 387	$ 530	$ 74
Total fair value of options vested	363	371	110
Total cash received from the exercise of options	413	536	81
Excess tax benefits recognized as additional paid-in capital upon the exercise of options	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	$ 106