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Note 15 - Redeemable Non-controlling Interest - Redeemable Non-controlling Interests (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 03, 2016
Nov. 28, 2015
Nov. 29, 2014
Balance at beginning of year $ 4,199 $ 4,654  
Non-controlling interest assumed 11,773  
Recognition of non-controlling interest redemption liability (11,773)  
Net income attributed to redeemable non-controlling interest 239 321 $ 357
Foreign currency translation adjustment (161) (775)  
Balance at beginning of period $ 4,277 $ 4,199 $ 4,654