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Property and Equipment - Components of Property and Equipment (Detail) - USD ($)
$ in Thousands
Mar. 27, 2021
Mar. 28, 2020
Property, Plant and Equipment [Line Items]    
Property and equipment, Gross $ 58,837 $ 57,156
Accumulated depreciation and impairment charges (34,341) (30,543)
Property and equipment, Net 24,496 26,613
Leasehold Improvements [Member]    
Property, Plant and Equipment [Line Items]    
Property and equipment, Gross 35,877 34,626
Accumulated depreciation and impairment charges (1,600) (4,200)
Furniture Fixtures And Equipment [Member]    
Property, Plant and Equipment [Line Items]    
Property and equipment, Gross 13,121 13,327
Software and Electronic Equipment [Member]    
Property, Plant and Equipment [Line Items]    
Property and equipment, Gross $ 9,839 $ 9,203