Equity-Based Compensation (Schedule Of Options And SARs) (Details) (USD $) In Thousands, except Share data, unless otherwise specified	12 Months Ended
Sep. 29, 2012	Oct. 01, 2011	Oct. 02, 2010
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Stock Options, Outstanding ending balance	1,262,195
Weighted-Average Exercise Price, Outstanding ending balance	$ 30.85
Total Stock Option Plans Member
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Options Exercisable	1,000,433
Weighted-Average Exercise Price, Options Exercisable	$ 31.16
1998 Stock Option Plan [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Stock Options, Outstanding beginning balance	306,161	449,484	539,244
Stock Options, Exercised	(148,300)	(143,323)	(89,760)
Stock Options, Outstanding ending balance	157,861	306,161	449,484
Options Exercisable	147,362
Weighted-Average Exercise Price, Outstanding beginning balance	$ 13.81	$ 13.19	$ 12.27
Weighted-Average Exercise Price, Exercised	$ 12.07	$ 11.84	$ 7.69
Weighted-Average Exercise Price, Outstanding ending balance	$ 15.45	$ 13.81	$ 13.19
Weighted-Average Exercise Price, Options Exercisable	$ 15.14
Weighted-Average Remaining Contractual Life, Outstanding ending balance	7 months
Weighted-Average Remaining Contractual Life, Options Exercisable	6 months
Aggregate Intrinsic Value, Outstanding ending balance	$ 3,539
Aggregate Intrinsic Value, Options Exercisable	3,349
2003 Stock Option Plan [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Stock Options, Outstanding beginning balance	1,125,724	1,135,789	1,149,392
Stock Options, Exercised	(19,852)	(10,065)	(12,065)
Stock Options, Forfeited			(1,538)
Stock Options, Outstanding ending balance	1,104,334	1,125,724	1,135,789
Options Exercisable	853,071
Weighted-Average Exercise Price, Outstanding beginning balance	$ 32.98	$ 32.90	$ 32.82
Weighted-Average Exercise Price, Exercised	$ 28.17	$ 24.31	$ 23.75
Share-based Compensation Arrangement by Share-based Payment Award, Options, Expirations in Period	1,538
Weighted-Average Exercise Price, Forfeited			$ 42.45
Weighted-Average Exercise Price, Outstanding ending balance	$ 33.05	$ 32.98	$ 32.90
Weighted-Average Exercise Price, Options Exercisable	$ 33.93
Weighted-Average Remaining Contractual Life, Outstanding ending balance	3 years 2 months
Weighted-Average Remaining Contractual Life, Options Exercisable	3 years 3 months
Aggregate Intrinsic Value, Outstanding ending balance	6,528
Aggregate Intrinsic Value, Options Exercisable	4,501
Share-based Compensation Arrangements by Share-based Payment Award, Options, Expirations in Period, Weighted Average Exercise Price	$ 42.45
2008 Stock Appreciation Rights Plan [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Stock Options, Outstanding beginning balance	1,116,708	763,209	488,500
Stock Options, Granted	408,000	385,000	288,375
Stock Options, Exercised	(56,543)	(14,501)
Stock Options, Forfeited		(17,000)	(13,666)
Stock Options, Outstanding ending balance	1,468,165	1,116,708	763,209
Options Exercisable	730,539
Weighted-Average Exercise Price, Outstanding beginning balance	$ 34.26	$ 33.00	$ 36.89
Weighted-Average Exercise Price, Granted	$ 41.82	$ 36.86	$ 26.66
Weighted-Average Exercise Price, Exercised	$ 32.62	$ 32.79
Weighted-Average Exercise Price, Forfeited		$ 37.74	$ 38.12
Weighted-Average Exercise Price, Outstanding ending balance	$ 36.43	$ 34.26	$ 33.00
Weighted-Average Exercise Price, Options Exercisable	$ 34.39
Weighted-Average Remaining Contractual Life, Outstanding ending balance	7 years 6 months
Weighted-Average Remaining Contractual Life, Options Exercisable	6 years 4 months
Aggregate Intrinsic Value, Outstanding ending balance	4,221
Aggregate Intrinsic Value, Options Exercisable	$ 3,031

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Amount of difference between fair value of the underlying shares reserved for issuance and exercise price of vested portions of options outstanding and currently exercisable.

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The number of shares into which fully or partially vested stock options outstanding as of the balance sheet date can be currently converted under the option plan.

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Weighted average remaining contractual term for vested portions of options outstanding and currently exercisable or convertible, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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