Note 13 - Capital Stock and Stock Compensation - Compensation Expense Related to Restricted Stock and Stock Options Included in Selling, General and Administrative Expenses (Details) - USD ($) $ in Thousands	12 Months Ended
	Nov. 26, 2016	Nov. 28, 2015	Nov. 29, 2014
Selling, General and Administrative Expenses [Member]
Stock based compensation expense	$ 903	$ 894	$ 951