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Note 6 Debt Schedule (Details) - USD ($)
$ in Thousands
Sep. 30, 2017
Oct. 01, 2016
Debt Instrument [Line Items]    
Non-interest bearing promissory notes $ 19,863 $ 22,475
Total long-term debt 394,863 437,475
Less: Current portion of non-interest bearing promissory notes 3,416 3,416
Long-term debt 391,447 434,059
Secured Notes due 2019    
Debt Instrument [Line Items]    
Secured Debt 375,000 375,000
Debt due 2017    
Debt Instrument [Line Items]    
Secured Debt $ 0 $ 40,000