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

No definition available.

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

No definition available.

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

No definition available.

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

No definition available.

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

No definition available.

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

No definition available.

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Distributions of Available Cash (Details) (USD $)	3 Months Ended												6 Months Ended	12 Months Ended
Distributions of Available Cash (Details) (USD $)	Sep. 24, 2011	Jun. 25, 2011	Mar. 26, 2011	Dec. 25, 2010	Sep. 25, 2010	Jun. 26, 2010	Mar. 27, 2010	Dec. 26, 2009	Sep. 26, 2009	Jun. 27, 2009	Mar. 28, 2009	Dec. 27, 2008	Mar. 24, 2012	Sep. 24, 2011
Distributions of Available Cash [Abstract]
Distributions to its partners (in days)													45D	45D
Distributions paid (in dollars per unit)	$ 0.8525	$ 0.8525	$ 0.8525	$ 0.8525	$ 0.8500	$ 0.8450	$ 0.8400	$ 0.8350	$ 0.8300	$ 0.8250	$ 0.8150	$ 0.8100
Distributions declared (in dollars per unit)	$ 0.8525	$ 0.8525	$ 0.8525	$ 0.8525	$ 0.8500	$ 0.8450	$ 0.8400	$ 0.8350	$ 0.8300	$ 0.8250	$ 0.8150	$ 0.8100	$ 0.8525
Declaration date													April 19, 2012
Distribution date													May 8, 2012
Record date													May 1, 2012