Employee Retirement and Profit Sharing Plans (Fair value measurement information for the Company's major categories of defined benefit plan assets) (Details) - USD ($) $ in Thousands	Mar. 28, 2020	Mar. 30, 2019	Mar. 31, 2018
Defined Benefit Plan Disclosure [Line Items]
Fair value measurement of defined benefit plan assets	$ 18,611	$ 20,838	$ 20,629
U.S. Companies Equity Securities [Member]
Defined Benefit Plan Disclosure [Line Items]
Fair value measurement of defined benefit plan assets	7,666	9,179
International Companies Equity Securities [Member]
Defined Benefit Plan Disclosure [Line Items]
Fair value measurement of defined benefit plan assets	3,137	3,256
U.S. Corporate Bonds Fixed Income [Member]
Defined Benefit Plan Disclosure [Line Items]
Fair value measurement of defined benefit plan assets	6,686	7,888
International Bonds [Member]
Defined Benefit Plan Disclosure [Line Items]
Fair value measurement of defined benefit plan assets	361	138
Cash and Cash Equivalents [Member]
Defined Benefit Plan Disclosure [Line Items]
Fair value measurement of defined benefit plan assets	761	377
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	10,520	12,081
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	7,383	8,825
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	3,137	3,256
Significant Other Observable Inputs (Level 2) [Member]
Defined Benefit Plan Disclosure [Line Items]
Fair value measurement of defined benefit plan assets	8,091	8,757
Significant Other Observable Inputs (Level 2) [Member] | U.S. Companies Equity Securities [Member]
Defined Benefit Plan Disclosure [Line Items]
Fair value measurement of defined benefit plan assets	283	354
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	6,686	7,888
Significant Other Observable Inputs (Level 2) [Member] | International Bonds [Member]
Defined Benefit Plan Disclosure [Line Items]
Fair value measurement of defined benefit plan assets	361	138
Significant Other Observable Inputs (Level 2) [Member] | Cash and Cash Equivalents [Member]
Defined Benefit Plan Disclosure [Line Items]
Fair value measurement of defined benefit plan assets	761	377
Significant Unobservable Inputs (Level 3) [Member]
Defined Benefit Plan Disclosure [Line Items]
Fair value measurement of defined benefit plan assets
Significant Unobservable Inputs (Level 3) [Member] | U.S. Companies Equity Securities [Member]
Defined Benefit Plan Disclosure [Line Items]
Fair value measurement of defined benefit plan assets
Significant Unobservable Inputs (Level 3) [Member] | International Companies Equity Securities [Member]
Defined Benefit Plan Disclosure [Line Items]
Fair value measurement of defined benefit plan assets
Significant Unobservable Inputs (Level 3) [Member] | U.S. Corporate Bonds Fixed Income [Member]
Defined Benefit Plan Disclosure [Line Items]
Fair value measurement of defined benefit plan assets
Significant Unobservable Inputs (Level 3) [Member] | International Bonds [Member]
Defined Benefit Plan Disclosure [Line Items]
Fair value measurement of defined benefit plan assets
Significant Unobservable Inputs (Level 3) [Member] | Cash and Cash Equivalents [Member]
Defined Benefit Plan Disclosure [Line Items]
Fair value measurement of defined benefit plan assets