Marketable Securities (Schedule of Available-for-sale Securities) (Details) - USD ($) $ in Thousands	Sep. 27, 2025	Mar. 29, 2025
Debt Securities, Available-for-sale [Line Items]
Amortized Cost	$ 300,439	$ 293,574
Gross Unrealized Gains	2,166	1,680
Gross Unrealized Losses	(35)	(58)
Estimated Fair Value (Net Carrying Amount)	302,570	295,196
Corporate debt securities
Debt Securities, Available-for-sale [Line Items]
Amortized Cost	298,125	284,885
Gross Unrealized Gains	2,143	1,635
Gross Unrealized Losses	(35)	(55)
Estimated Fair Value (Net Carrying Amount)	300,233	286,465
U.S. Treasury securities
Debt Securities, Available-for-sale [Line Items]
Amortized Cost	2,314	8,689
Gross Unrealized Gains	23	45
Gross Unrealized Losses	0	(3)
Estimated Fair Value (Net Carrying Amount)	$ 2,337	$ 8,731