Financial Instruments - Fair Value and Gross Unrealized Losses (Details) - USD ($) $ in Thousands	Jan. 01, 2022	Apr. 03, 2021
Debt Securities, Available-for-sale [Line Items]
Less Than 12 Months, Fair Value	$ 1,010,780	$ 40,113
Less Than 12 Months, Gross Unrealized Losses	(818)	(221)
12 Months or Greater, Fair Value	0	10,016
12 Months or Greater, Gross Unrealized Losses	0	(130)
Fair Value	1,010,780	50,129
Gross Unrealized Losses	(818)	(351)
Non-financial institution securities
Debt Securities, Available-for-sale [Line Items]
Less Than 12 Months, Fair Value	64,983
Less Than 12 Months, Gross Unrealized Losses	(3)
12 Months or Greater, Fair Value	0
12 Months or Greater, Gross Unrealized Losses	0
Fair Value	64,983
Gross Unrealized Losses	(3)
U.S. government and agency securities
Debt Securities, Available-for-sale [Line Items]
Less Than 12 Months, Fair Value	598,733
Less Than 12 Months, Gross Unrealized Losses	(208)
12 Months or Greater, Fair Value	0
12 Months or Greater, Gross Unrealized Losses	0
Fair Value	598,733
Gross Unrealized Losses	(208)
Foreign government and agency securities
Debt Securities, Available-for-sale [Line Items]
Less Than 12 Months, Fair Value	298,937
Less Than 12 Months, Gross Unrealized Losses	(28)
12 Months or Greater, Fair Value	0
12 Months or Greater, Gross Unrealized Losses	0
Fair Value	298,937
Gross Unrealized Losses	(28)
Mortgage-backed securities
Debt Securities, Available-for-sale [Line Items]
Less Than 12 Months, Fair Value	41,866	37,442
Less Than 12 Months, Gross Unrealized Losses	(422)	(216)
12 Months or Greater, Fair Value	0	9,835
12 Months or Greater, Gross Unrealized Losses	0	(129)
Fair Value	41,866	47,277
Gross Unrealized Losses	(422)	(345)
Commercial mortgage-backed securities
Debt Securities, Available-for-sale [Line Items]
Less Than 12 Months, Fair Value	6,261	2,671
Less Than 12 Months, Gross Unrealized Losses	(157)	(5)
12 Months or Greater, Fair Value	0	181
12 Months or Greater, Gross Unrealized Losses	0	(1)
Fair Value	6,261	2,852
Gross Unrealized Losses	$ (157)	$ (6)

Amount of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), in continuous unrealized loss position for more than 12 months, without allowance for credit loss. Includes beneficial interest in securitized financial asset.

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Amount of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), in continuous unrealized loss position for less than 12 months, without allowance for credit loss. Includes beneficial interest in securitized financial asset.

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