XML 42 R34.htm IDEA: XBRL DOCUMENT

Financial Instruments (Fair Value Measurements) (Details) (USD $) In Millions, unless otherwise specified	Jun. 30, 2012	Sep. 30, 2011
Derivatives, Fair Value [Line Items]
Collateral posted to counterparties	$ 22
Maximum collateral balance could have been required to post	23
Fair value of long-term debt	5,079
Fair value of long-term debt compared with carrying value	730
Foreign Currency Derivatives [Member]
Derivatives, Fair Value [Line Items]
Fair value of derivative assets	33	17
Fair value of derivative liabilities	(21)	(48)
Commodity Derivatives [Member]
Derivatives, Fair Value [Line Items]
Fair value of derivative assets	2	0
Fair value of derivative liabilities	$ (25)	$ (83)

Fair value of derivative asset, presented on a gross basis even when the derivative instrument is subject to master netting arrangements and qualifies for net presentation in the statement of financial position.

+ References+ Details

- Definition

Fair value of derivative liability, presented on a gross basis even when the derivative instrument is subject to master netting arrangements and qualifies for net presentation in the statement of financial position.

+ References+ Details