Marketable Securities (Schedule of Available-for-sale Securities) (Details) - USD ($) $ in Thousands	Dec. 28, 2024	Mar. 30, 2024
Debt Securities, Available-for-sale [Line Items]
Amortized Cost	$ 289,645	$ 198,045
Gross Unrealized Gains	854	115
Gross Unrealized Losses	(370)	(1,008)
Estimated Fair Value (Net Carrying Amount)	290,129	197,152
Corporate debt securities
Debt Securities, Available-for-sale [Line Items]
Amortized Cost	279,226	186,194
Gross Unrealized Gains	820	115
Gross Unrealized Losses	(359)	(916)
Estimated Fair Value (Net Carrying Amount)	279,687	185,393
U.S. Treasury securities
Debt Securities, Available-for-sale [Line Items]
Amortized Cost	10,234	9,850
Gross Unrealized Gains	34	0
Gross Unrealized Losses	(10)	(81)
Estimated Fair Value (Net Carrying Amount)	10,258	9,769
Agency discount notes
Debt Securities, Available-for-sale [Line Items]
Amortized Cost	185	1,135
Gross Unrealized Gains	0	0
Gross Unrealized Losses	(1)	(11)
Estimated Fair Value (Net Carrying Amount)	$ 184	1,124
Commercial paper
Debt Securities, Available-for-sale [Line Items]
Amortized Cost		866
Gross Unrealized Gains		0
Gross Unrealized Losses		0
Estimated Fair Value (Net Carrying Amount)		$ 866