Financing Arrangements (Tables)

12 Months Ended

Apr. 24, 2015

Debt Disclosure [Abstract]

Carrying Value of Long-Term Debt

The following table summarizes information related to our long-term debt (in millions, except interest rates):

	April 24, 2015						April 25, 2014
				Effective						Effective
	Amount			Interest Rate			Amount			Interest Rate
2.00% Senior Notes Due 2017	$	750.0			2.25	%	$	750.0			2.25	%
3.375% Senior Notes Due 2021		500.0			3.54	%		—		N/A
3.25% Senior Notes Due 2022		250.0			3.43	%		250.0			3.43	%
Total principal amount		1,500.0						1,000.0
Less:
Unamortized discount		(5.0	)					(4.5	)
Unamortized issuance costs		(7.5	)					(5.4	)
Total long-term debt	$	1,487.5					$	990.1

Future Principal Debt Maturities

As of April 24, 2015, our aggregate future principal debt maturities for our Senior Notes are as follows (in millions):

Fiscal Year	Amount
2018	$	750.0
Thereafter		750.0
Total	$	1,500.0

Amount of Interest Expense Related to Convertible Notes

The interest expense recognized on the Convertible Notes consisted of the following (in millions):

	Year Ended
	April 25, 2014		April 26, 2013
Contractual coupon interest expense	$	2.5	$	22.0
Amortization of debt discount		7.1		55.5
Amortization of debt issuance costs		0.6		4.8
Less capitalized interest		—		(1.1	)
Total interest expense related to Convertible Notes	$	10.2	$	81.2

Amounts Due Under Other Long-Term Financing Arrangements

The following presents the amounts due under other long-term financing arrangements (in millions):

	April 24, 2015			April 25, 2014
Other long-term financing arrangements	$	15.9		$	13.1
Less:  current portion		(9.5	)		(6.6	)
Non-current portion of other long-term financing arrangements	$	6.4		$	6.5