Derivative Financial Instruments (Tables)

6 Months Ended

Oct. 31, 2011

Derivative Financial Instruments [Abstract]

Fair values of derivative instruments

(Dollars in millions)	Classification	Fair value of derivatives in a gain position		Fair value of derivatives in a loss position
Designated as cash flow hedges:
Currency derivatives	Other current assets	$	0.4	$	(0.4	)
Currency derivatives	Accrued expenses		1.5		(10.5	)
Currency derivatives	Other liabilities		0.4		(2.5	)
Designated as fair value hedges:
Interest rate swaps	Other current assets		1.3		—
Interest rate swaps	Other assets		2.1		—
Not designated as hedges:
Commodity derivatives	Other current assets		1.3		(0.9	)
Currency derivatives	Other current assets		0.1		—
Currency derivatives	Accrued expenses		—		(0.8	)

Fair values of derivative instruments affecting statements of operations

		Three Months Ended October 31,
(Dollars in millions)	Classification	2010			2011
Currency derivatives designated as cash flow hedges:
Net gain (loss) recognized in AOCI	n/a	$	(9.8	)	$	4.7
Net gain (loss) reclassified from AOCI into income	Net sales		0.5			(2.8	)
Interest rate derivatives designated as fair value hedges:
Net gain (loss) recognized in income	Interest expense		—			0.9
Net gain (loss) recognized in income*	Other income		(0.8	)		(0.4	)
*  The effect on the hedged item was an equal but offsetting amount for the periods presented.
Currency derivatives designated as net investment hedges:
Net gain (loss) recognized in AOCI	n/a		(1.7	)		—
Derivatives not designated as hedging instruments:
Currency derivatives – net gain (loss) recognized in income	Net sales		(5.3	)		2.8
Currency derivatives – net gain (loss) recognized in income	Other income		(1.1	)		(0.5	)
Commodity derivatives – net gain (loss) recognized in income	Cost of sales		4.7			(0.7	)
		Six Months Ended October 31,
(Dollars in millions)	Classification	2010			2011
Currency derivatives designated as cash flow hedges:
Net gain (loss) recognized in AOCI	n/a	$	(9.8	)	$	5.8
Net gain (loss) reclassified from AOCI into income	Net sales		4.4			(8.1	)
Interest rate derivatives designated as fair value hedges:
Net gain (loss) recognized in income	Interest expense		—			1.8
Net gain (loss) recognized in income*	Other income		1.9			0.5
*  The effect on the hedged item was an equal but offsetting amount for the periods presented.
Currency derivatives designated as net investment hedges:
Net gain (loss) recognized in AOCI	n/a		(0.8	)		—
Derivatives not designated as hedging instruments:
Currency derivatives – net gain (loss) recognized in income	Net sales		(4.6	)		3.5
Currency derivatives – net gain (loss) recognized in income	Other income		(0.5	)		(1.6	)
Commodity derivatives – net gain (loss) recognized in income	Cost of sales		5.0			(2.0	)