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Note 11 - Litigation Gain, Impairment Charges and Accrued Lease Exit Costs (Details Textual) - USD ($)
$ in Thousands
1 Months Ended 3 Months Ended 9 Months Ended
Jun. 30, 2016
Aug. 27, 2016
Aug. 29, 2015
Aug. 27, 2016
Aug. 29, 2015
Antitrust Litigation Settlement [Member] | Cost of Sales [Member]          
Litigation Settlement, Amount   $ 1,428   $ 1,428  
Antitrust Litigation Settlement [Member]          
Proceeds from Legal Settlements $ 1,428        
Leasehold Improvements [Member]          
Gain (Loss) on Contract Termination         $ 419
Asset Impairment Charges         106
Employee Severance [Member]          
Restructuring Charges         449
Gain (Loss) on Contract Termination   (419)
Asset Impairment Charges   106
Restructuring Charges   449
Income from Continued Dumping and Subsidy Offset Act   $ 1,066