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Leases And Other Commitments (Narrative) (Details) (USD $) In Thousands, unless otherwise specified | 12 Months Ended
--- | ---
Sep. 28, 2012 | Sep. 30, 2011 | Oct. 01, 2010
Operating Leased Assets [Line Items] |  |  |
Rental expense | $ 9,126 | $ 8,731 | $ 8,990
Related Parties [Member] |  |  |
Operating Leased Assets [Line Items] |  |  |
Rental expense | $ 1,124 | $ 849 | $ 799

X
- Definition Rental expense incurred for leased assets including furniture and equipment which has not been recognized in costs and expenses applicable to sales and revenues; for example, cost of goods sold or other operating costs and expenses. + References No definition available. + Details
Name: | us-gaap_LeaseAndRentalExpense
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

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- Details
Name: | us-gaap_OperatingLeasedAssetsLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration