Defined Benefit and Defined Contribution Plans (Fair Value Measurement Information For Major Categories Of Defined Benefit Plan Assets) (Details) - USD ($) $ in Thousands	Mar. 26, 2022	Mar. 27, 2021	Mar. 28, 2020
Defined Benefit Plan Disclosure [Line Items]
Fair value measurement of defined benefit plan assets	$ 20,464	$ 21,666	$ 18,611
Quoted Prices in Active Markets for Identical Assets (Level 1) [Member]
Defined Benefit Plan Disclosure [Line Items]
Fair value measurement of defined benefit plan assets		21,666
Quoted Prices in Active Markets for Identical Assets (Level 1) [Member] | U.S. Companies Equity Securities [Member]
Defined Benefit Plan Disclosure [Line Items]
Fair value measurement of defined benefit plan assets	5,421	3,372
Quoted Prices in Active Markets for Identical Assets (Level 1) [Member] | International Companies Equity Securities [Member]
Defined Benefit Plan Disclosure [Line Items]
Fair value measurement of defined benefit plan assets	2,063	1,391
Quoted Prices in Active Markets for Identical Assets (Level 1) [Member] | Cash and Cash Equivalents [Member]
Defined Benefit Plan Disclosure [Line Items]
Fair value measurement of defined benefit plan assets	158	11,542
Significant Other Observable Inputs (Level 2) [Member] | U.S. Corporate Bonds Fixed Income [Member]
Defined Benefit Plan Disclosure [Line Items]
Fair value measurement of defined benefit plan assets	$ 12,822	$ 5,361