Financial Instruments - Summary of Cash Equivalents Available-for-sale (Details) - USD ($) $ in Thousands	Apr. 03, 2021	Mar. 28, 2020
Available-for-sale securities
Amortized Cost Total	$ 2,904,425	$ 2,138,169
Gross Unrealized Gains	1,632	2,699
Gross Unrealized Losses	(351)	(1,052)
Estimated Fair Value	2,905,706	2,139,816
Money Market Funds [Member]
Available-for-sale securities
Amortized Cost Total	583,390	656,038
Gross Unrealized Gains	0	0
Gross Unrealized Losses	0	0
Estimated Fair Value	583,390	656,038
Financial institution securities [Member]
Available-for-sale securities
Amortized Cost Total	434,982	325,000
Gross Unrealized Gains	0	0
Gross Unrealized Losses	0	0
Estimated Fair Value	434,982	325,000
Non-financial institution securities [Member]
Available-for-sale securities
Amortized Cost Total	533,835	476,735
Gross Unrealized Gains	0	0
Gross Unrealized Losses	0	0
Estimated Fair Value	533,835	476,735
U.S. Government and Agency Securities [Member]
Available-for-sale securities
Amortized Cost Total	568,122	216,178
Gross Unrealized Gains	45	95
Gross Unrealized Losses	0	0
Estimated Fair Value	568,167	216,273
Foreign Government and Agency Securities [Member]
Available-for-sale securities
Amortized Cost Total	662,855	254,283
Gross Unrealized Gains	0	7
Gross Unrealized Losses	0	(17)
Estimated Fair Value	662,855	254,273
Mortgage-Backed Securities [Member]
Available-for-sale securities
Amortized Cost Total	108,460	156,836
Gross Unrealized Gains	1,488	2,445
Gross Unrealized Losses	(345)	(477)
Estimated Fair Value	109,603	158,804
Asset-backed Securities [Member]
Available-for-sale securities
Amortized Cost Total	159	2,533
Gross Unrealized Gains	13	18
Gross Unrealized Losses	0	(2)
Estimated Fair Value	172	2,549
Commercial Mortgage Backed Securities [Member]
Available-for-sale securities
Amortized Cost Total	12,622	50,566
Gross Unrealized Gains	86	134
Gross Unrealized Losses	(6)	(556)
Estimated Fair Value	$ 12,702	$ 50,144