Debt and Credit Facility (Tables)

12 Months Ended

Mar. 31, 2018

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)	March 31, 2018		April 1, 2017
Liability component:
Principal amount of the 2017 Convertible Notes	$	—	$	457,918
Unamortized discount of liability component	—		(1,977		)
Hedge accounting adjustment – sale of interest rate swap	—		571
Unamortized debt issuance costs associated with 2017 Convertible Notes	—		(184		)
Net carrying value of the 2017 Convertible Notes	$	—	$	456,328
Equity component (including temporary equity) – net carrying value	$	—	$	50,688

Interest Expense Related to Debentures [Table Text Block]

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

	Years Ended
(In thousands)	March 31, 2018		April 1, 2017		April 2, 2016
Contractual coupon interest	$	2,300	$	14,652	$	15,750
Amortization of debt issuance costs	184		1,398		1,448
Amortization of debt discount, net	1,406		10,670		11,052
Total interest expense related to the 2017 Convertible Notes	$	3,890	$	26,720	$	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 Notes and 2021 Notes in the Company's consolidated balance sheets:

(In thousands)	March 31, 2018			April 1, 2017
Principal amount of the 2019 Notes	$	500,000		$	500,000
Unamortized discount of the 2019 Notes	(501		)	(1,037		)
Unamortized debt issuance costs associated with the 2019 Notes	(313		)	(654		)
Carrying value of the 2019 Notes	499,186			498,309
Principal amount of the 2021 Notes	500,000			500,000
Unamortized discount of the 2021 Notes	(1,593		)	(2,107		)
Unamortized debt issuance costs associated with the 2021 Notes	(711		)	(955		)
Carrying value of the 2021 Notes	$	497,696		$	496,938
Total carrying value	$	996,882		$	995,247

Interest Expense Related to Debentures [Table Text Block]

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

	Years Ended
(In thousands)	March 31, 2018		April 1, 2017		April 2, 2016
Contractual coupon interest	$	25,625	$	25,625	$	25,625
Amortization of debt issuance costs	586		586		586
Amortization of debt discount, net	1,049		1,022		995
Total interest expense related to the 2019 and 2021 Notes	$	27,260	$	27,233	$	27,206

2024 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 2024 Notes in the Company's consolidated balance sheets:

(In thousands)	March 31, 2018			April 1, 2017
Principal amount of the 2024 Notes	$	750,000		$	—
Unamortized discount of the 2024 Notes	(755		)	—
Unamortized debt issuance costs associated with the 2024 Notes	(3,500		)	—
Carrying value of the 2024 Notes	745,745			—
Fair value hedge adjustment - interest rate swap contracts	(29,001		)	—
Net carrying value of the 2024 Notes	$	716,744		$	—

Interest Expense Related to Debentures [Table Text Block]

Interest expense related to the 2024 Notes was included in interest and other income (expense), net on the consolidated statements of income as follows:

	Years Ended
(In thousands)	March 31, 2018		April 1, 2017		April 2, 2016
Contractual coupon interest (net of interest rate swap)	$	14,122	$	—	$	—
Amortization of debt issuance costs	473		—		—
Amortization of debt discount	92		—		—
Total interest expense related to the 2024 Notes	$	14,687	$	—	$	—