Summary of Significant Accounting Policies (Components of Property, Plant and Equipment) (Details) - USD ($) $ in Thousands	Mar. 28, 2020	Mar. 30, 2019
Property, Plant and Equipment [Line Items]
Total property, plant and equipment	$ 348,275	$ 342,519
Less: Accumulated depreciation and amortization	(190,031)	(156,334)
Property, plant and equipment, net	158,244	186,185
Land
Property, Plant and Equipment [Line Items]
Total property, plant and equipment	23,853	23,853
Buildings
Property, Plant and Equipment [Line Items]
Total property, plant and equipment	63,803	63,172
Furniture and fixtures
Property, Plant and Equipment [Line Items]
Total property, plant and equipment	23,059	22,762
Leasehold improvements
Property, Plant and Equipment [Line Items]
Total property, plant and equipment	51,525	45,286
Machinery and equipment
Property, Plant and Equipment [Line Items]
Total property, plant and equipment	159,201	157,994
Capitalized software
Property, Plant and Equipment [Line Items]
Total property, plant and equipment	25,942	25,763
Construction in progress and other
Property, Plant and Equipment [Line Items]
Total property, plant and equipment	$ 892	$ 3,689