Quarterly report pursuant to Section 13 or 15(d)

Summary of Significant Accounting Policies - Additional Information (Details)

v3.21.1
Summary of Significant Accounting Policies - Additional Information (Details)
3 Months Ended 12 Months Ended
Apr. 03, 2021
USD ($)
Segment
Mar. 28, 2020
USD ($)
Jan. 02, 2021
USD ($)
Jan. 02, 2020
USD ($)
Allowance for doubtful accounts $ 0   $ 0  
Reserve for obsolete inventory 0   0  
Impairment of intangible asset 0   $ 0  
Deferred costs 0     $ 0
Revenue from contracts 7,580,000 $ 8,013,000    
Advertising expense $ 91,000    
Operating lease, lease expire year 2025      
Operating lease, lease renewal term 6 months      
Number of reportable segments | Segment 3      
Technology Intangibles        
Estimated useful life of intangible assets 7 years      
Minimum        
Operating lease, lease term 2 years      
Minimum | Domain Name and Marketing        
Estimated useful life of intangible assets 3 years      
Minimum | Software        
Estimated useful life of intangible assets 3 years      
Minimum | Customer Relationships        
Estimated useful life of intangible assets 7 years      
Minimum | Building and Improvements        
Estimated useful life of property and equipment 3 years      
Minimum | Transportation Equipment        
Estimated useful life of property and equipment 3 years      
Minimum | Machinery and Equipment        
Estimated useful life of property and equipment 5 years      
Minimum | Furnishings and Fixtures        
Estimated useful life of property and equipment 3 years      
Minimum | Office and Computer Equipment        
Estimated useful life of property and equipment 3 years      
Maximum        
Operating lease, lease term 3 years      
Federal Deposit Insurance Corporation insured per institution $ 250,000      
Maximum | Domain Name and Marketing        
Estimated useful life of intangible assets 20 years      
Maximum | Software        
Estimated useful life of intangible assets 5 years      
Maximum | Customer Relationships        
Estimated useful life of intangible assets 15 years      
Maximum | Building and Improvements        
Estimated useful life of property and equipment 30 years      
Maximum | Transportation Equipment        
Estimated useful life of property and equipment 15 years      
Maximum | Machinery and Equipment        
Estimated useful life of property and equipment 10 years      
Maximum | Furnishings and Fixtures        
Estimated useful life of property and equipment 5 years      
Maximum | Office and Computer Equipment        
Estimated useful life of property and equipment 5 years