Stockholders' Equity (Components Of Accumulated Other Comprehensive Loss, Net Of Taxes) (Details) (USD $) In Thousands, unless otherwise specified	Apr. 15, 2012	Oct. 02, 2011
Stockholders' Equity Note [Abstract]
Unrecognized periodic benefit costs, net of tax benefits of $56,070 and $58,743, respectively	$ (89,997)	$ (94,288)
Net unrealized losses related to cash flow hedges, net of tax benefits of $999 and $1,030, respectively	(1,605)	(1,652)
Accumulated other comprehensive loss, net	(91,602)	(95,940)
Unrecognized periodic benefit costs, tax benefits	56,070	58,743
Net unrealized losses related to cash flow hedges, tax benefits	$ 999	$ 1,030