Derivative Instruments and Fair Value Measurement (Tables)

3 Months Ended

Dec. 31, 2011

Derivative Instruments and Fair Value Measurement [Abstract]

Assets and liabilities measured at fair value on a recurring basis

	September 30,		September 30,			September 30,
		Fair Value (Level 2)
		December 31,			September 30,
Derivatives Designated as Hedging Instruments	Balance Sheet Location	2011			2011
Forward exchange contracts	Other current assets	$	13.9		$	15.9
Forward exchange contracts	Other assets		1.6			1.6
Forward exchange contracts	Other current liabilities		(9.2	)		(5.9	)
Forward exchange contracts	Other liabilities		(1.0	)		(1.4	)
Total		$	5.3		$	10.2

	September 30,		September 30,			September 30,
		Fair Value (Level 2)
		December 31,			September 30,
Derivatives Not Designated as Hedging Instruments	Balance Sheet Location	2011			2011
Forward exchange contracts	Other current assets	$	8.3		$	12.1
Forward exchange contracts	Other current liabilities		(2.6	)		(0.4	)
Total		$	5.7		$	11.7

Pre-tax gains (losses) recorded in other comprehensive income related to hedges

		September 30,			September 30,
	Three Months  Ended December 31,
	2011			2010
Forward exchange contracts (cash flow hedges)	$	(1.9	)	$	5.4
Foreign currency denominated debt (net investment hedges)		—			0.1
Total	$	(1.9	)	$	5.5

Pre-tax amount of (losses) gains reclassified from accumulated other comprehensive loss related to derivative forward exchange contracts designated as cash flow hedges

		September 30,			September 30,
	Three Months  Ended December 31,
	2011			2010
Sales	$	(0.2	)	$	(0.3	)
Cost of sales		2.7			(0.6	)
Total	$	2.5		$	(0.9	)

Pre-tax gains (losses) recognized in the Condensed Consolidated Statement of Operations related to forward exchange contracts not designated as hedging instruments

		September 30,			September 30,
	Three Months Ended
	December 31,
	2011			2010
Other income	$	(6.0	)	$	(2.4	)

Summary of the carrying value and fair value of long-term debt

		September 30,		September 30,		September 30,		September 30,
	December 31, 2011				September 30, 2011
	Carrying Value		Fair Value		Carrying Value		Fair Value
Long-term debt	$	905.0	$	1,123.2	$	905.0	$	1,125.4