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Income Taxes (Details)	12 Months Ended
Income Taxes (Details)	Sep. 30, 2012	Sep. 25, 2011
Notes to Financial Statements [Abstract]
Annual effective income tax rate (estimated for fiscal 2012)	18.00%	20.00%
Tax benefit related to foreign earnings	17.00%

- Definition

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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