Disclosures About Derivative Instruments and Hedging Activities (Tables)

9 Months Ended

Jun. 30, 2011

Disclosures About Derivative Instruments and Hedging Activities [Abstract]

Outstanding derivative commodity instruments volumes

	Volumes
	June 30,
Commodity	2011		2010
LPG (millions of gallons)		145.0		150.5
Natural gas (millions of dekatherms)		21.2		33.3
Electricity (millions of kilowatt-hours)		1,200.8		928.0

Balance sheet location and fair value of derivative assets and liabilities

	Derivative Assets					Derivative (Liabilities)
		Fair Value					Fair Value
	Balance Sheet	June 30,				Balance Sheet	June 30,
	Location	2011		2010		Location	2011			2010
Derivatives Designated as Hedging Instruments:
Commodity contracts	Derivative financial instruments and Other assets	$	6.0	$	0.3	Derivative financial instruments and Other noncurrent liabilities	$	(12.6	)	$	(42.8	)
Foreign currency contracts
	Derivative financial instruments and Other assets		—		16.9	Derivative financial instruments and Other noncurrent liabilities		(6.1	)		—
Interest rate contracts
	Other assets		5.0		—	Derivative financial instruments and Other noncurrent liabilities		(3.6	)		(16.4	)
Total Derivatives Designated as Hedging Instruments		$	11.0	$	17.2		$	(22.3	)	$	(59.2	)
Derivatives Accounted for under ASC 980:
Commodity contracts	Derivative financial instruments	$	0.2	$	0.6	Derivative financial instruments and Other noncurrent liabilities	$	(11.2	)	$	(0.8	)
Derivatives Not Designated as Hedging Instruments:
Commodity contracts	Derivative financial instruments	$	4.5	$	2.8
Total Derivatives		$	15.7	$	20.6		$	(33.5	)	$	(60.0	)

Effects of derivative instruments on the Condensed Consolidated Statements of Income and changes in AOCI and noncontrolling interest

	Gain (Loss)						Gain (Loss)						Location of
	Recognized in						Reclassified from						Gain (Loss)
	AOCI and						AOCI and Noncontrolling						Reclassified from
	Noncontrolling Interests						Interests into Income						AOCI and Noncontrolling
	2011			2010			2011			2010			Interests into Income
Cash Flow
Hedges:
Commodity contracts	$	(1.4	)	$	(14.6	)	$	3.9		$	(7.7	)	Cost of sales
Foreign currency contracts		(1.9	)		5.3			—			0.1		Cost of sales
Interest rate contracts		(13.2	)		(6.3	)		(2.4	)		(3.9	)	Interest expense / other income
Total	$	(16.5	)	$	(15.6	)	$	1.5		$	(11.5	)
Net Investment
Hedges:
Foreign currency contracts	$	(0.5	)	$	6.1
	Gain (Loss)
	Recognized in Income												Location of Gain (Loss)
	2011			2010									Recognized in Income
Derivatives Not Designated as Hedging Instruments:
Commodity contracts	$	—		$	(0.1	)							Operating expenses / other income
Commodity contracts		0.2			1.0								Cost of sales
Total	$	0.2		$	0.9

Nine Months Ended June 30,:

	Gain (Loss)						Gain (Loss)						Location of
	Recognized in						Reclassified from						Gain (Loss)
	AOCI and						AOCI and Noncontrolling						Reclassified from
	Noncontrolling Interests						Interests into Income						AOCI and Noncontrolling
	2011			2010			2011			2010			Interests into Income
Cash Flow
Hedges:
Commodity contracts	$	25.4		$	(30.1	)	$	(19.1	)	$	(14.1	)	Cost of sales
Foreign currency contracts		(3.4	)		12.2			(0.7	)		0.7		Cost of sales
Interest rate contracts		11.6			(7.2	)		(9.6	)		(24.4	)	Interest expense /other income
Total	$	33.6		$	(25.1	)	$	(29.4	)	$	(37.8	)
Net Investment
Hedges:
Foreign currency contracts	$	(1.1	)	$	11.2
	Gain (Loss)
	Recognized in Income												Location of Gain (Loss)
	2011			2010									Recognized in Income
Derivatives Not Designated as Hedging Instruments:
Commodity contracts	$	0.3		$	0.1								Operating expenses / other income
Commodity contracts		(0.4	)		1.4								Cost of sales
Total	$	(0.1	)	$	1.5