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Note 16 - Income from the Continued Dumping and Subsidy Offset Act (Details Textual) - USD ($)
$ in Thousands
3 Months Ended 12 Months Ended
Nov. 25, 2017
Nov. 25, 2017
Nov. 26, 2016
Nov. 28, 2015
Income from Continued Dumping and Subsidy Offset Act $ 58 $ 94 $ 240 $ 1,156