Defined Benefit and Defined Contribution Plans (Company's Asset Allocations By Asset Category) (Details)	Mar. 27, 2021	Mar. 28, 2020
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Current Targeted Plan Asset Allocations	100.00%
Defined Benefit Plan, Actual Plan Asset Allocations	100.00%	100.00%
Cash and Cash Equivalents [Member]
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Actual Plan Asset Allocations	53.30%	4.10%
Fixed Income [Member]
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Current Targeted Plan Asset Allocations	50.00%
Defined Benefit Plan, Actual Plan Asset Allocations	24.70%	37.90%
Equity Securities [Member]
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Current Targeted Plan Asset Allocations	50.00%
Defined Benefit Plan, Actual Plan Asset Allocations	22.00%	58.00%