Quarterly report pursuant to Section 13 or 15(d)

Summary of Significant Accounting Policies - Additional Information (Details)

v3.21.2
Summary of Significant Accounting Policies - Additional Information (Details)
3 Months Ended 9 Months Ended 12 Months Ended
Oct. 02, 2021
USD ($)
Sep. 26, 2020
USD ($)
Oct. 02, 2021
USD ($)
Segment
Sep. 26, 2020
USD ($)
Jan. 02, 2021
USD ($)
Jan. 02, 2020
USD ($)
Allowance for doubtful accounts $ 0   $ 0   $ 0  
Reserve for obsolete inventory 0   0   0  
Impairment of intangible asset     0   $ 0  
Deferred costs 0   0     $ 0
Advertising expense $ 6,000 $ 162,000 $ 6,000 $ 284,000    
Operating lease, lease expire year     2025      
Operating lease, lease renewal term 6 months   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   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   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