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Basis of Presentation - Additional Information (Detail) - USD ($)
$ in Thousands
 12 Months Ended
Mar. 30, 2019
Mar. 31, 2018
Mar. 25, 2017
 [1]
Oct. 23, 2017
Organization And Description Of Business [Line Items]        
Sale total consideration [1]       $ 134,982
Line of credit facility covenant terms cash minimum   $ 8,500    
Net (loss) income from continuing operations $ (18,305) (21,995) [1] $ (8,859)  
Net cash (used in) provided by operating activities from continuing operations (4,340) (19,748) [1] (4,373)  
Net Income Loss (18,686) 14,095 [1] $ 7,075  
New Credit Facility [Member]        
Organization And Description Of Business [Line Items]        
Line of credit facility covenant terms cash minimum   8,500   8,500
Line of credit facility minimum excess availability   $ 8,500    
Mayors Disposal Group [Member]        
Organization And Description Of Business [Line Items]        
Sale total consideration       $ 106,800
Restatement Adjustment [Member]        
Organization And Description Of Business [Line Items]        
Accounts receivable (400)      
Long-term receivables $ 400      
[1] Recast (refer to note 1)