v3.20.4
Commitments and Contingencies - Additional Information (Detail)
1 Months Ended 3 Months Ended 9 Months Ended
Feb. 01, 2020
USD ($)
Oct. 31, 2020
USD ($)
Sep. 30, 2019
USD ($)
Oct. 31, 2020
USD ($)
ft²
Sep. 30, 2019
USD ($)
Oct. 02, 2020
USD ($)
Oct. 01, 2020
USD ($)
Loss Contingencies [Line Items]              
Lease expiration term       Jun. 30, 2027      
Area of small stores | ft²       1,000      
Operating lease, expense $ 418,000 $ 1,169,000 $ 349,000 $ 3,608,000 $ 942,000    
Inventory Supplier [Member]              
Loss Contingencies [Line Items]              
Line of credit             $ 3,000,000
Inventory Supplier [Member] | Security Agreement [Member]              
Loss Contingencies [Line Items]              
Line of credit           $ 6,600,000  
Outstanding payable to related party   $ 2,453,000   $ 2,453,000      
Maximum [Member]              
Loss Contingencies [Line Items]              
Area of larger stores | ft²       5,200      
Lease initial term       5 years      
Lease term   7 years   7 years      
Minimum [Member]              
Loss Contingencies [Line Items]              
Lease initial term       3 years