Distributions of Available Cash (Details) (USD $)	9 Months Ended
Jun. 25, 2011
Distributions of Available Cash [Abstract]
Maximum number of days after the end of each quarter that Partnership makes distributions	45D
Declaration date of quarterly distribution	July 21, 2011
Quarterly distribution (in dollars per share)	$ 0.8525
Distribution date of quarterly distribution	August 9, 2011
Date of record of quarterly distribution	August 2, 2011
Annualized distribution growth rate (in hundredths)	0.90%

The growth rate of the annualized distribution from current quarter fiscal year as compared to the previous quarter fiscal year.

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The maximum number of days after the end of each fiscal quarter that the Partnership makes distributions to its limited partners.

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Date of record for distribution of cash, stock, or units to a member or limited partner of LLC or LP.

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Date of declaration for distribution of cash, stock, or units to a member or limited partner of LLC or LP.

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Date of distribution for distribution of cash, stock, or units to a member or limited partner of LLC or LP.

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Per-share or per-unit cash distributions declared to a common shareholder or unit-holder by an LLC or LP.

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