Summary of Significant Accounting Policies (Components of Property, Plant and Equipment) (Details) - USD ($) $ in Thousands	Mar. 30, 2019	Mar. 31, 2018
Property, Plant and Equipment [Line Items]
Total property, plant and equipment	$ 342,519	$ 330,984
Less: Accumulated depreciation and amortization	(156,334)	(139,830)
Property, plant and equipment, net	186,185	191,154
Land
Property, Plant and Equipment [Line Items]
Total property, plant and equipment	23,853	26,379
Buildings
Property, Plant and Equipment [Line Items]
Total property, plant and equipment	63,172	71,354
Furniture and fixtures
Property, Plant and Equipment [Line Items]
Total property, plant and equipment	22,762	22,138
Leasehold improvements
Property, Plant and Equipment [Line Items]
Total property, plant and equipment	45,286	35,569
Machinery and equipment
Property, Plant and Equipment [Line Items]
Total property, plant and equipment	157,994	143,509
Capitalized software
Property, Plant and Equipment [Line Items]
Total property, plant and equipment	25,763	25,949
Construction in progress
Property, Plant and Equipment [Line Items]
Total property, plant and equipment	$ 3,689	$ 6,086