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Employee Benefits (Net Periodic Benefit Cost For The Non-Contributory Defined Benefit Pension Plans) (Details) - USD ($)
$ in Thousands
12 Months Ended
Sep. 30, 2016
Oct. 02, 2015
Oct. 03, 2014
Employee Benefits [Abstract]      
Interest cost $ 1,137 $ 1,108 $ 1,078
Expected return on plan assets (1,265) (1,197) (1,097)
Amortization of unrecognized net actuarial loss 566 622 341
Net periodic pension cost 438 533 322
Net actuarial loss 2,507 1,511 1,974
Total recognized in net periodic pension cost and OCI $ 2,945 $ 2,044 $ 2,296