Debt and Credit Facility (Tables)

12 Months Ended

Mar. 28, 2015

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 28, 2015		March 29, 2014			March 30, 2013
Contractual coupon interest	$	—	$	20,065		$	21,551
Amortization of debt issuance costs	—		223			223
Amortization of embedded derivative	—		58			58
Amortization of debt discount	—		5,187			4,828
Fair value adjustment of embedded derivative	—		(1,090		)	159
Total interest expense related to the 2037 Convertible Notes	$	—	$	24,443		$	26,819

2017 Convertible Notes

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)	2015			2014
Liability component:
Principal amount of the 2017 Convertible Notes	$	600,000		$	600,000
Unamortized discount of liability component	(33,679		)	(49,223		)
Hedge accounting adjustment – sale of interest rate swap	9,732			14,224
Net carrying value of the 2017 Convertible Notes	$	576,053		$	565,001
Equity component (including temporary equity) – net carrying value	$	66,415		$	66,415

2017 Convertible Notes | 2017 Convertible Notes

Schedule of Debt Instruments [Line Items]

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 28, 2015		March 29, 2014		March 30, 2013
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 in the Company's consolidated balance sheets:

(In thousands)	2015			2014
Principal amount of the 2019 Notes	$	500,000		$	500,000
Unamortized discount of the 2019 Notes	(2,073		)	(2,574		)
Principal amount of the 2021 Notes	500,000			500,000
Unamortized discount of the 2021 Notes	(3,088		)	(3,556		)
Total senior notes	$	994,839		$	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 28, 2015		March 29, 2014		March 30, 2013
Contractual coupon interest	$	25,625	$	1,210	$	—
Amortization of debt issuance costs	586		52		—
Amortization of debt discount, net	970		80		—
Total interest expense related to the 2019 and 2021 Notes	$	27,181	$	1,342	$	—