Derivative Instruments (Gains Or Losses Recognized On Interest Rate Swap Derivative Instruments) (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended	6 Months Ended
Apr. 15, 2012	Apr. 17, 2011	Apr. 15, 2012	Apr. 17, 2011
Derivative Instruments, Gain (Loss) [Line Items]
Gain/(loss) recognized in OCI (Note 9)	$ (214)	$ (247)	$ (619)	$ 1,190
Interest Rate Swaps [Member] \| Derivatives Designated As Hedging Instrument [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Gain/(loss) recognized in OCI (Note 9)	(214)	(247)	(619)	1,190
Interest Rate Swaps [Member] \| Interest Expense, Net [Member] \| Derivatives Designated As Hedging Instrument [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Gain/(loss) reclassified from accumulated OCI into income (Note 9)	$ 299	$ 0	$ 697	$ 0

Pre tax change in accumulated gains and losses from derivative instrument designated and qualifying as the effective portion of cash flow hedges. A cash flow hedge is a hedge of the exposure to variability in the cash flows of a recognized asset or liability or a forecasted transaction that is attributable to a particular risk. Includes an entity's share of an equity investee's Increase or Decrease in deferred hedging gains or losses.

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 220

-SubTopic 10

-Section 55

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-URI http://asc.fasb.org/extlink&oid=6920433&loc=d3e998-108581

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 130

-Paragraph 24

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-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.

Reference 3: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 130

-Paragraph 17, 20

-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.

Reference 4: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 133

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-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.

Reference 5: http://www.xbrl.org/2003/role/presentationRef

-Publisher AICPA

-Name Accounting Research Bulletin (ARB)

-Number 51

-Paragraph 38

-Subparagraph c(3)

-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.

Reference 6: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 220

-SubTopic 10

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-URI http://asc.fasb.org/extlink&oid=6920043&loc=d3e653-108580

Reference 7: http://www.xbrl.org/2003/role/presentationRef

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-Name Accounting Standards Codification

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Reference 8: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

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-URI http://asc.fasb.org/extlink&oid=6441202&loc=d3e80720-113993

+ Details