Debt and Credit Facility (Tables)

12 Months Ended

Mar. 29, 2014

Schedule of Debt Instruments [Line Items]

Interest Expense Related to Debentures [Table Text Block]

Prior to the redemption, interest expense related to the 2037 Convertible Notes was included in interest and other expense, net on the consolidated statements of income, and was recognized as follows:

(In thousands)	March 29, 2014			March 30, 2013		March 31, 2012
Contractual coupon interest	$	20,065		$	21,551	$	21,551
Amortization of debt issuance costs	223			223		223
Amortization of embedded derivative	58			58		58
Amortization of debt discount	5,187			4,828		4,493
Fair value adjustment of embedded derivative	(1,090		)	159		(14		)
Total interest expense related to the 2037 Convertible Notes	$	24,443		$	26,819	$	26,311

Two And Six Two Five Percent Senior Convertible Debentures [Member] | Two And Six Two Five Percent Senior Convertible Debentures [Member]

Schedule of Debt Instruments [Line Items]

Carrying values of liability and equity components of debentures

The carrying values of the liability and equity components of the 2017 Convertible Notes are reflected in the Company’s consolidated balance sheets as follows:

(In thousands)	2014			2013
Liability component:
Principal amount of the 2017 Convertible Notes	$	600,000		$	600,000
Unamortized discount of liability component	(49,223		)	(64,767		)
Hedge accounting adjustment – sale of interest rate swap	14,224			18,716
Net carrying value of the 2017 Convertible Notes	$	565,001		$	553,949
Equity component (including temporary equity) – net carrying value	$	66,415		$	66,415

Interest Expense Related to Debentures [Table Text Block]

Interest expense related to the 2017 Convertible Notes was included in interest and other expense, net on the consolidated statements of income as follows:

(In thousands)	March 29, 2014		March 30, 2013		March 31, 2012
Contractual coupon interest	$	15,750	$	15,750	$	15,750
Amortization of debt issuance costs	1,448		1,448		1,448
Amortization of debt discount, net	11,052		11,052		11,052
Total interest expense related to the 2017 Convertible Notes	$	28,250	$	28,250	$	28,250

2019 and 2021 Notes Payable [Member]

Schedule of Debt Instruments [Line Items]

Schedule of Long-term Debt Instruments [Table Text Block]

The following table summarizes the carrying value of the 2019 and 2021 Notes as of March 29, 2014.

(In thousands)	March 29, 2014
Principal amount of the 2019 Notes	$	500,000
Unamortized discount of the 2019 Notes	(2,574		)
Principal amount of the 2021 Notes	500,000
Unamortized discount of the 2021 Notes	(3,556		)
Total senior notes	$	993,870

Interest Expense Related to Debentures [Table Text Block]

Interest expense related to the 2019 and 2021 Notes was included in interest and other expense, net on the consolidated statements of income as follows:

(In thousands)	March 29, 2014
Contractual coupon interest	$	1,210
Amortization of debt issuance costs	52
Amortization of debt discount, net	80
Total interest expense related to the 2019 and 2021 Notes	$	1,342