Income Taxes (Reconciliation Of The Provision For Income Taxes) (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
Sep. 29, 2012	Oct. 01, 2011	Oct. 02, 2010
Income Tax Disclosure [Abstract]
Domestic	$ 120,158	$ 89,409	$ 82,654
Foreign	86,506	96,801	66,955
Eliminations	2,177	(2,425)	(173)
Total	208,841	183,785	149,436
Computed expected tax expense	73,094	64,325	52,303
Foreign and R&D tax credits	(1,029)	(7,578)	(3,185)
Foreign tax rates	(11,126)	(6,704)	(9,711)
Export and manufacturing incentives	(2,275)	(1,680)	(840)
State taxes, net of federal benefit	3,346	2,396	2,274
Change in valuation allowance for deferred taxes	(4,030)	(3,100)	634
Change in enacted tax rates	(1,303)	(277)	0
Other	(298)	382	(133)
Income taxes	$ 56,379	$ 47,764	$ 41,342
Effective income tax rates	27.00%	26.00%	27.70%

Computed Expected Tax Expense

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Income Loss From Continuing Operations Before Income Taxes Eliminations

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Income tax reconciliation export and manufacturing incentives.

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A ratio calculated by dividing the reported amount of income tax expense attributable to continuing operations for the period by GAAP-basis pretax income from continuing operations.

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The portion of earnings or loss from continuing operations before income taxes that is attributable to domestic operations.

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This element represents the income or loss from continuing operations attributable to the economic entity which may also be defined as revenue less expenses from ongoing operations, after income or loss from equity method investments, but before income taxes, extraordinary items, and noncontrolling interest.

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The portion of earnings or loss from continuing operations before income taxes that is attributable to foreign operations, which is defined as Income or Loss generated from operations located outside the entity's country of domicile.

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The sum of the current income tax expense or benefit and the deferred income tax expense or benefit pertaining to pretax Income or Loss from continuing operations; income tax expense or benefit may include interest and penalties on tax uncertainties based on the entity's accounting policy.

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The portion of the difference between total income tax expense or benefit as reported in the Income Statement and the expected income tax expense or benefit computed by applying the domestic federal statutory income tax rates to pretax income from continuing operations attributable to changes in the valuation allowance for deferred tax assets in the period.

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The portion of the difference between total income tax expense or benefit as reported in the Income Statement and the expected income tax expense or benefit computed by applying the domestic federal statutory income tax rates to pretax income from continuing operations, that is attributable to changes in the income tax rates under enacted tax laws in the period.

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The portion of the difference, between total income tax expense or benefit as reported in the Income Statement for the year/accounting period and the expected income tax expense or benefit computed by applying the domestic federal statutory income tax rates to pretax income from continuing operations, that is attributable to all other items not otherwise listed in the existing taxonomy.

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The portion of the difference between total income tax expense or benefit as reported in the Income Statement and the expected income tax expense or benefit computed by applying the domestic federal statutory income tax rates to pretax income from continuing operations attributable to foreign tax credits generated or utilized under enacted tax laws during the period.

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