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Income Taxes (Summary of Earnings Before Income Taxes, Income Tax Expense and Effective Income Tax Rate) (Details) - USD ($)
$ in Thousands
3 Months Ended 9 Months Ended
Jul. 01, 2016
Jul. 03, 2015
Jul. 01, 2016
Jul. 03, 2015
Income Taxes [Abstract]        
Profit before income taxes $ 13,865 $ 16,101 $ 28,015 $ 15,997
Income tax expense $ 7,024 $ 6,104 $ 12,387 $ 6,548
Effective income tax rate 50.70% 37.90% 44.20% 40.90%