Stock-Based Compensation (Schedule Of Restricted Stock Grant And Unit Activity) (Details) (USD $) In Thousands, except Per Share data, unless otherwise specified	12 Months Ended
	Sep. 29, 2012		Oct. 01, 2011		Oct. 02, 2010
Restricted Stock Grants [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Beginning of year, Shares	30		29		36
Granted, Shares	12		13		20
Vested, Shares	(15)		(12)		(10)
Forfeited, Shares					(17)
End of year, Shares	27		30		29
Beginning of year, WAGDFV	$ 33.61	[1]	$ 27.18	[1]	$ 28.72	[1]
Granted, WAGDFV	$ 49.03	[1]	$ 42.89	[1]	$ 26.47	[1]
Vested, WAGDFV	$ 31.26	[1]	$ 28.32	[1]	$ 33.71	[1]
Forfeited, WAGDFV					$ 25.85	[1]
End of year, WAEP	$ 41.52	[1]	$ 33.61	[1]	$ 27.18	[1]
Restricted Stock Units [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Beginning of year, Shares	37		59		38
Granted, Shares	60		18		37
Vested, Shares	(26)		(22)		(12)
Forfeited, Shares	(9)		(18)		(4)
End of year, Shares	62		37		59
Beginning of year, WAGDFV	$ 33.37	[1]	$ 25.51	[1]	$ 20.55	[1]
Granted, WAGDFV	$ 39.26	[1]	$ 42.50	[1]	$ 28.62	[1]
Vested, WAGDFV	$ 32.68	[1]	$ 24.71	[1]	$ 20.55	[1]
Forfeited, WAGDFV	$ 29.90	[1]	$ 27.50	[1]	$ 21.61	[1]
End of year, WAEP	$ 38.90	[1]	$ 33.37	[1]	$ 25.51	[1]

[1] Weighted Average Grant Date Fair Value