Annual report pursuant to Section 13 and 15(d)

Property and Equipment - Schedule of Property and Equipment (Details)

v3.21.1
Property and Equipment - Schedule of Property and Equipment (Details) - USD ($)
$ in Thousands
12 Months Ended
Jan. 02, 2021
Dec. 28, 2019
Property Plant And Equipment [Line Items]    
Property plant and equipment, gross $ 2,990 $ 2,503
Less accumulated depreciation (2,258) (2,179)
Property and equipment, net 732 324
Building and Improvements    
Property Plant And Equipment [Line Items]    
Property plant and equipment, gross $ 75 69
Building and Improvements | Minimum    
Property Plant And Equipment [Line Items]    
Estimated useful life 3 years  
Building and Improvements | Maximum    
Property Plant And Equipment [Line Items]    
Estimated useful life 30 years  
Equipment    
Property Plant And Equipment [Line Items]    
Property plant and equipment, gross $ 2,528 2,314
Equipment | Minimum    
Property Plant And Equipment [Line Items]    
Estimated useful life 3 years  
Equipment | Maximum    
Property Plant And Equipment [Line Items]    
Estimated useful life 15 years  
Projects Under Construction    
Property Plant And Equipment [Line Items]    
Property plant and equipment, gross $ 387 $ 120