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Description Of Business and Basis Of Presentation (Details) | 3 Months Ended | 12 Months Ended
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Mar. 30, 2012 weeks | Apr. 01, 2011 weeks | Sep. 28, 2012 weeks | Sep. 30, 2011 weeks
Organization, Consolidation and Presentation of Financial Statements [Abstract] |  |  |  |
Fiscal Period Number Of Weeks In Fiscal Year |  |  | 52 | 52
Fiscal Period Number of Weeks in Fiscal Quarter | 13 | 13 |  |

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- Definition Fiscal Period Number of Weeks in Fiscal Quarter + References No definition available. + Details
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- Definition Fiscal Period Number Of Weeks In Fiscal Year + References No definition available. + Details
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- Details
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