Financial Information By Segment & Geographic Area (Royalties Paid By Equity Affiliates And External Shipping And Handling Fees) (Details) (USD $) In Millions	12 Months Ended
	Sep. 30, 2011		Sep. 30, 2010		Sep. 30, 2009
Total	$ 3,102	[1]	$ 2,716	[1]	$ 2,108	[1]
Unallocated And Other [Member]
Royalties paid by equity affiliates and other operating revenues	(2)		7		6
Shipping and handling fees	86		80		65
Total	$ 84	[1],[2],[3]	$ 87	[1],[2],[3]	$ 71	[1],[2],[3]

[1] Unallocated and other reflects royalties paid by equity affiliates, external shipping and handling fees, and the impact of the corporate adjustment for unearned revenue.

[2] Income (loss) from continuing operations before taxes for Unallocated and Other includes:

[3] Unallocated and other includes certain items and eliminations that are not allocated to the operating segments. Management does not consider these items necessary for an understanding of the operating results of these segments and such amounts are excluded in the segment reporting to the Chief Operating Decision Maker.