Benefit Plans (Schedule Of Stock Option And Stock Appreciation Rights Information) (Details) (USD $) In Thousands, except Per Share data, unless otherwise specified					12 Months Ended			12 Months Ended			12 Months Ended			12 Months Ended
	Sep. 29, 2012	Oct. 01, 2011	Oct. 02, 2010	Sep. 29, 2012 Exercise Price Range From Eight Point Nine Seven To Fourteen Point Six Three [Member]	Sep. 29, 2012 Exercise Price Range From Eight Point Nine Seven To Fourteen Point Six Three [Member] Minimum [Member]	Sep. 29, 2012 Exercise Price Range From Eight Point Nine Seven To Fourteen Point Six Three [Member] Maximum [Member]	Sep. 29, 2012 Exercise Price Range From Fourteen Point Six Four To Twenty Point Nine Five [Member]	Sep. 29, 2012 Exercise Price Range From Fourteen Point Six Four To Twenty Point Nine Five [Member] Minimum [Member]	Sep. 29, 2012 Exercise Price Range From Fourteen Point Six Four To Twenty Point Nine Five [Member] Maximum [Member]	Sep. 29, 2012 Exercise Price Range From Twenty Point Nine Six To Twenty Nine Point Eight Four [Member]	Sep. 29, 2012 Exercise Price Range From Twenty Point Nine Six To Twenty Nine Point Eight Four [Member] Minimum [Member]	Sep. 29, 2012 Exercise Price Range From Twenty Point Nine Six To Twenty Nine Point Eight Four [Member] Maximum [Member]	Sep. 29, 2012 Exercise Price Range From Twenty Nine Point Eight Five To Forty Two Point Five Two [Member]	Sep. 29, 2012 Exercise Price Range From Twenty Nine Point Eight Five To Forty Two Point Five Two [Member] Minimum [Member]	Sep. 29, 2012 Exercise Price Range From Twenty Nine Point Eight Five To Forty Two Point Five Two [Member] Maximum [Member]	Sep. 29, 2012 Exercise Price Range From Eight Point Nine Seven To Forty Two Point Five Two [Member]
Range of Exercise Prices, Minimum					$ 9,000			$ 15,000			$ 21,000			$ 30,000
Range of Exercise Prices, Maximum						$ 15,000			$ 21,000			$ 30,000			$ 43,000
Number of Options/SARs Outstanding				249			292			1,155			1,375			3,071
Weighted Average Exercise Price				$ 10			$ 20			$ 30			$ 40			$ 30
Weighted Average Remaining Life				3.7			3.8			6.1			5.9			5.6
Number of Options/SARs Exercisable	2,327	2,383	2,365	249			292			772			1,014			2,327
Exercisable, Weighted Average Exercise Price	$ 28.32	$ 26.38	$ 25.37	$ 10			$ 20			$ 30			$ 40			$ 30