Stockholders' Equity (Components Of Accumulated Other Comprehensive Loss, Net Of Taxes) (Details) (USD $) In Thousands, unless otherwise specified	Sep. 30, 2012	Oct. 02, 2011
Stockholders' Equity Note [Abstract]
Unrecognized periodic benefit costs, net of tax benefits of $83,604 and $58,743, respectively	$ (134,513)	$ (94,288)
Net unrealized losses related to cash flow hedges, net of tax benefits of $933 and 1,030, respectively	(1,500)	(1,652)
Accumulated other comprehensive loss	(136,013)	(95,940)
Unrecognized periodic benefit costs, tax benefit	83,605	58,743
Net unrealized losses related to cash flow hedges, tax benefit	$ 933	$ 1,030