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Income Taxes (Narrative) (Details) - USD ($)
$ in Thousands
12 Months Ended
Sep. 30, 2016
Jul. 01, 2016
Oct. 02, 2015
Jul. 03, 2015
Deferred tax assets   $ 16,392 $ 15,867 $ 17,553
Accounting Standards Update 2015-17 [Member]        
Deferred tax assets     $ 10,649 $ 8,443
Projected [Member]        
Tax expense related to uncertain income tax positions $ 400      
Accrued interest related to uncertain income tax positoins $ 200