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Defined Benefit and Defined Contribution Plans (Components Of Pension Income) (Details) - USD ($)
$ in Thousands
12 Months Ended
Mar. 27, 2021
Mar. 28, 2020
Mar. 30, 2019
Defined Benefit and Defined Contribution Plans [Abstract]      
Interest cost on projected benefit obligation $ 692 $ 752 $ 781
Expected return on plan assets (1,162) (1,423) (1,409)
Amortization of unrecognized actuarial loss 892 455 403
Net pension income $ 422 $ (216) $ (225)