Derivative Financial Instruments (Tables)

9 Months Ended

Jan. 31, 2012

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	$	3.4	$	(2.3	)
Currency derivatives	Other assets		1.7		(0.8	)
Currency derivatives	Accrued expenses		1.2		(3.4	)
Currency derivatives	Other liabilities		—		(0.7	)
Designated as fair value hedges:
Interest rate swaps	Other current assets		1.6		—
Interest rate swaps	Other assets		1.9		—
Not designated as hedges:
Commodity derivatives	Accrued expenses		0.7		(1.1	)
Currency derivatives	Accrued expenses		0.1		(1.5	)

Fair values of derivative instruments affecting statements of operations

		Three Months Ended January 31,
(Dollars in millions)	Classification	2011			2012
Currency derivatives designated as cash flow hedges:
Net gain (loss) recognized in AOCI	n/a	$	1.5		$	7.9
Net gain (loss) reclassified from AOCI into income	Net sales		(2.0	)		0.5
Interest rate derivatives designated as fair value hedges:
Net gain (loss) recognized in income	Interest expense		0.6			0.7
Net gain (loss) recognized in income*	Other income		0.3			(0.6	)
*  The effect on the hedged item was an equal but offsetting amount for the periods presented.
Derivatives not designated as hedging instruments:
Currency derivatives – net gain (loss) recognized in income	Net sales		—			5.4
Currency derivatives – net gain (loss) recognized in income	Other income		(0.9	)		—
Commodity derivatives – net gain (loss) recognized in income	Cost of sales		2.0			(0.8	)

		Nine Months Ended January 31,
(Dollars in millions)	Classification	2011			2012
Currency derivatives designated as cash flow hedges:
Net gain (loss) recognized in AOCI	n/a	$	(8.3	)	$	13.7
Net gain (loss) reclassified from AOCI into income	Net sales		2.4			(7.7	)
Interest rate derivatives designated as fair value hedges:
Net gain (loss) recognized in income	Interest expense		1.6			2.5
Net gain (loss) recognized in income*	Other income		2.2			(0.1	)
*  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	)		8.9
Currency derivatives – net gain (loss) recognized in income	Other income		(1.4	)		(1.6	)
Commodity derivatives – net gain (loss) recognized in income	Cost of sales		7.0			(2.8	)