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Disclosures About Defined Pension Benefit Obligations (Narrative) (Details) (USD $)
3 Months Ended 6 Months Ended
Mar. 28, 2014
Mar. 29, 2013
Mar. 28, 2014
Mar. 29, 2013
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]        
Net periodic pension costs $ 13,031,000 $ 13,733,000 $ 25,939,000 $ 27,678,000
U.S. Pension Plan [Member]
       
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]        
Net periodic pension costs 1,900,000 3,500,000 3,800,000 7,000,000
Amortization of previously unrecognized items $ 0 $ 900,000 $ 100,000 $ 1,800,000