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PROPERTY AND EQUIPMENT, NET (Schedule of Property, Plant and Equipment) (Details) - USD ($)
Dec. 26, 2021
Dec. 27, 2020
Property, Plant and Equipment [Line Items]    
Property and equipment, gross $ 8,624,699 $ 7,153,022
Accumulated depreciation (4,293,647) (3,689,146)
Property and equipment, net 4,331,052 3,463,876
Leasehold improvements    
Property, Plant and Equipment [Line Items]    
Property and equipment, gross 1,384,009 1,376,599
Furniture and fixtures    
Property, Plant and Equipment [Line Items]    
Property and equipment, gross 1,401,015 1,486,553
Computer systems    
Property, Plant and Equipment [Line Items]    
Property and equipment, gross $ 5,839,675 $ 4,289,870