Annual report pursuant to Section 13 and 15(d)

Repurchase of Common Stock (Narrative) (Details)

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Repurchase of Common Stock (Narrative) (Details) - USD ($)
12 Months Ended 39 Months Ended 51 Months Ended
Oct. 01, 2016
Oct. 03, 2015
Sep. 27, 2014
Oct. 03, 2015
Oct. 01, 2016
Equity [Abstract]          
Shares authorized for repurchase $ 40,000,000.0       $ 40,000,000.0
Total Number of Shares Purchased 217,568 140,336 78,674   2,480,150
Shares repurchased, value $ 3,500,000 $ 2,100,000 $ 1,200,000 $ 30,900,000