Marketable Securities (Schedule of Available-for-sale Securities) (Details) - USD ($) $ in Thousands	Jun. 27, 2026	Mar. 28, 2026
Debt Securities, Available-for-sale [Line Items]
Amortized Cost	$ 357,745	$ 353,859
Gross Unrealized Gains	423	596
Gross Unrealized Losses	(1,516)	(1,598)
Estimated Fair Value (Net Carrying Amount)	356,652	352,857
Corporate debt securities
Debt Securities, Available-for-sale [Line Items]
Amortized Cost	349,969	353,190
Gross Unrealized Gains	421	593
Gross Unrealized Losses	(1,497)	(1,598)
Estimated Fair Value (Net Carrying Amount)	348,893	352,185
U.S. Treasury securities
Debt Securities, Available-for-sale [Line Items]
Amortized Cost	7,776	669
Gross Unrealized Gains	2	3
Gross Unrealized Losses	(19)	0
Estimated Fair Value (Net Carrying Amount)	$ 7,759	$ 672