Condensed Consolidated Statements of Stockholders' Equity Statement - USD ($) shares in Thousands, $ in Thousands	Total	Common Stock [Member]	Additional Paid-in Capital [Member]	Retained Earnings [Member]	AOCI Attributable to Parent [Member]
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Cumulative-effect of adoption | Equity adoption				$ (8,399)	$ 8,399
Cumulative-effect of adoption | Deferred tax from intra-equity asset transfer	$ (13,776)			(13,776)
Common Stock Outstanding, beginning balance (in shares) at Mar. 31, 2018		253,377
Beginning balance at Mar. 31, 2018	2,360,353	$ 2,534	$ 878,672	1,513,656	(34,509)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	190,038			190,038
Other comprehensive income	(9,821)				(9,821)
Tax withholding related to vesting of restricted stock units and other (in shares)		144
Tax withholding related to vesting of restricted stock units and other	(5,281)	$ 2	(5,283)
Repurchase and retirement of common stock (in shares)		(2,071)
Repurchase and retirement of common stock	(147,807)	$ (21)	(14,409)	(133,377)
Stock-based compensation expense	35,608		35,608
Cash dividends declared	(90,675)			(90,675)
Common Stock Outstanding, ending balance (in shares) at Jun. 30, 2018		251,450
Ending balance at Jun. 30, 2018	2,318,639	$ 2,515	894,588	1,457,467	(35,931)
Common Stock Outstanding, beginning balance (in shares) at Mar. 30, 2019		253,891
Beginning balance at Mar. 30, 2019	2,861,509	$ 2,539	1,005,411	1,876,969	(23,410)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	241,459			241,459
Other comprehensive income	9,938				9,938
Tax withholding related to vesting of restricted stock units and other (in shares)		96
Tax withholding related to vesting of restricted stock units and other	(4,119)	$ 1	(4,120)
Repurchase and retirement of common stock (in shares)		(2,967)
Repurchase and retirement of common stock	(444,995)	$ (30)	(163,739)	(281,226)
Stock-based compensation expense	42,753		42,753
Cash dividends declared	(93,961)			(93,961)
Common Stock Outstanding, ending balance (in shares) at Jun. 29, 2019		251,020
Ending balance at Jun. 29, 2019	$ 2,612,584	$ 2,510	$ 880,305	$ 1,743,241	$ (13,472)