Equity-Based Compensation (Schedule Of Intrinsic Value Of Awards Exercised And Fair Value Of Awards Vested) (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Sep. 29, 2012	Oct. 01, 2011	Oct. 02, 2010
1998 Stock Option Plan [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Intrinsic value of options/SARs exercised	$ 4,254	$ 4,186	$ 1,821
Total fair value of options/SARs vested	27	791	186
2003 Stock Option Plan [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Intrinsic value of options/SARs exercised	227	156	88
Total fair value of options/SARs vested	376	4,758	2,975
2008 Stock Appreciation Rights Plan [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Intrinsic value of options/SARs exercised	437	108	0
Total fair value of options/SARs vested	$ 4,563	$ 3,438	$ 2,473