Consolidated Statements of Stockholders' Equity - USD ($) shares in Thousands, $ in Thousands	Total	Common Stock [Member]	Additional Paid-in Capital [Member]	Retained Earnings [Member]	Accumulated Other Comprehensive Income (Loss) [Member]
Common stock, shares outstanding, beginning balance at Apr. 01, 2017		248,027
Total stockholders' equity, beginning balance at Apr. 01, 2017	$ 2,586,151	$ 2,480	$ 803,522	$ 1,804,830	$ (24,681)
Components of comprehensive income:
Net income	463,981			463,981
Other comprehensive income (loss)	(4,625)				(4,625)
Reclassification of Stranded Tax Effects				(5,203)	(5,203)
Issuance of common shares under employee stock plans, net (in shares)		3,133
Issuance of common shares under employee stock plans, net		$ 32
Share-based Payment Arrangement, Decrease for Tax Withholding Obligation	(12,937)		12,969
Repurchase and retirement of common stock (in shares)		(6,957)
Repurchase and retirement of common stock	(474,254)	$ (70)	(66,879)	(407,305)
Stock-based compensation expense	153,815		153,815
Stock-based compensation capitalized in inventory	(131)		(131)
Temporary equity reclassification	1,406		1,406
Adjustments to Additional Paid in Capital, Warrant Issued, Shares		9,174
Exercise of warrants	0	$ 92	(92)
Cash dividends declared	(353,053)			(353,053)
Common stock, shares outstanding, ending balance at Mar. 31, 2018		253,377
Total stockholders' equity, ending balance at Mar. 31, 2018	2,360,353	$ 2,534	878,672	1,513,656	(34,509)
Components of comprehensive income:
Net income	889,750			889,750
Other comprehensive income (loss)	2,700				2,700
Cumulative-effect of equity investments adoption				(8,399)	(8,399)
Issuance of common shares under employee stock plans, net (in shares)		2,950
Issuance of common shares under employee stock plans, net	$ 335	$ 29	306
Repurchase and retirement of common stock (in shares)	(2,400)	(2,436)
Repurchase and retirement of common stock	$ (161,551)	$ (24)	(21,509)	(140,018)
Stock-based compensation expense	147,942		147,942
Cumulative-effect of deferred tax from intra-entity asset transfer adoption	(13,776)			(13,776)
Stock-based compensation capitalized in inventory	923		923
Additionaltaxbenefitrecognizedfrom2014convertibledebtredemption			81,888
Cash dividends declared	$ (364,244)			(364,244)
Common stock, shares outstanding, ending balance at Mar. 30, 2019	253,891	253,891
Total stockholders' equity, ending balance at Mar. 30, 2019	$ 2,861,509	$ 2,539	1,005,411	1,876,969	(23,410)
Components of comprehensive income:
Net income	792,721			792,721
Other comprehensive income (loss)	3,133				3,133
Issuance of common shares under employee stock plans, net (in shares)		2,817
Issuance of common shares under employee stock plans, net		$ 28
Share-based Payment Arrangement, Decrease for Tax Withholding Obligation	$ (27,459)		27,487
Repurchase and retirement of common stock (in shares)	(12,900)	(12,898)
Repurchase and retirement of common stock	$ (1,212,596)	$ (129)	(102,375)	(1,110,092)
Stock-based compensation expense	186,723		186,723
Additionaltaxbenefitrecognizedfrom2014convertibledebtredemption	81,888
Cash dividends declared	$ (371,793)			(371,793)
Common stock, shares outstanding, ending balance at Mar. 28, 2020	243,810	243,810
Total stockholders' equity, ending balance at Mar. 28, 2020	$ 2,315,049	$ 2,438	$ 1,145,083	$ 1,187,805	$ (20,277)