Leases (Schedule Of Operating And Finance Lease Costs) (Details) - USD ($) $ in Thousands	12 Months Ended
	Mar. 26, 2022	Mar. 27, 2021	Mar. 28, 2020
Leases [Abstract]
Operating lease cost	$ 38,947	$ 35,998	$ 38,525
Amortization of leased assets	34,369	30,428	21,033
Interest on lease liabilities	18,346	18,344	21,330
Short term and variable lease cost	1,425	321	2,194
Sublease income	(102)	(95)	(166)
Total lease cost	$ 92,985	$ 84,996	$ 82,916