Financing Arrangements (Tables)

6 Months Ended

Oct. 28, 2011

Financing Arrangements [Abstract]

Carrying Value Of Convertible Debt

	October 28, 2011			April 29, 2011
1.75% Convertible Notes Due 2013	$	1,265.0		$	1,265.0
Less: Unamortized discount		(89.2	)		(114.6	)
Net carrying amount of Notes	$	1,175.8		$	1,150.4

Amount Of Interest Cost Recognized

	Three Months Ended					Six Months Ended
	October 28, 2011			October 29, 2010		October 28, 2011			October 29, 2010
Contractual coupon interest expense	$	5.5		$	5.5	$	11.0		$	11.0
Amortization of debt discount		12.8			12.0		25.4			23.9
Amortization of issuance costs		1.1			1.0		2.2			2.0
Less capitalized interest		(3.5	)		0.0		(3.5	)		0.0
Total interest expense recognized	$	15.9		$	18.5	$	35.1		$	36.9

Remaining Debt Discount And Issuance Cost

Remaining debt discount	$	89.2
Remaining issuance costs		7.7
Remaining life of the Notes (years)		1.6

Amounts Due Under Long-Term Financing Arrangements

	October 28, 2011		April 29, 2011
Current portion of other long-term financing arrangements	$	8.1	$	5.5
Non-current portion of other long-term financing arrangements		5.2		6.0
	$	13.3	$	11.5