v2.4.0.6

Financing Arrangements (Amount Of Interest Expense Recognized) (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended		9 Months Ended
	Jan. 27, 2012	Jan. 28, 2011	Jan. 27, 2012	Jan. 28, 2011
Financing Arrangements [Abstract]
Contractual coupon interest expense	$ 5.5	$ 5.5	$ 16.5	$ 16.5
Amortization of debt discount	13.0	12.2	38.4	36.1
Amortization of debt issuance costs	1.1	1.1	3.3	3.1
Less capitalized interest	(0.9)	0	(4.3)	0
Total interest expense related to Notes	$ 18.7	$ 18.8	$ 53.9	$ 55.7

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The component of interest expense representing the noncash expenses charged against earnings in the period to amortize debt discount and premium associated with the related debt instruments. Excludes amortization of financing costs. Alternate caption: Noncash Interest Expense.

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The component of interest expense comprised of the periodic charge against earnings over the life of the financing arrangement to which such costs relate. Alternate captions include Noncash Interest Expense.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 225

-SubTopic 10

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Interest expense related to convertible debt instruments which has been recognized for the period, including the contractual interest coupon and amortization of the debt discount, if any.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

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-Paragraph 33

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Total interest costs incurred during the period that are capitalized.

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-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 34

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-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.

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Represents the portion of interest incurred in the period on debt arrangements that was charged against earnings, excluding amortization of debt discount (premium) and financing costs.

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-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

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