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Partnership's Repurchase Activities (Parenthetical) (Detail) (Plan III Common Units Repurchase Program) In Millions, unless otherwise specified	12 Months Ended
	Sep. 30, 2013
Plan III Common Units Repurchase Program
Capital Unit [Line Items]
Repurchase of Common units acquired in a private transaction	1.15

X

- Definition

Number Of Repurchased Units Acquired In Private Transaction

+ References

No definition available.

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