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Property and Equipment - Additional Information (Detail) - USD ($)
$ in Thousands
Mar. 30, 2019
Mar. 31, 2018
Property, Plant and Equipment [Line Items]    
Property and plant under capital lease arrangement, cost $ 59,392 $ 51,045 [1]
Gross fixed assets write down 29,665 31,619 [1]
Assets Held under Capital Leases [Member]    
Property, Plant and Equipment [Line Items]    
Property and plant under capital lease arrangement, cost 1,100 700
Property and plant under capital lease arrangement, net book value 1,100 900
Leasehold Improvements [Member]    
Property, Plant and Equipment [Line Items]    
Property and plant under capital lease arrangement, cost 33,745 31,056 [1]
Gross fixed assets write down $ 5,800 $ 9,700
[1] Recast (refer to note 1)