Annual report pursuant to Section 13 and 15(d)

Stockholders' Equity - Additional Information (Details)

v3.23.1
Stockholders' Equity - Additional Information (Details) - USD ($)
 3 Months Ended 12 Months Ended
Feb. 02, 2021
Jan. 29, 2021
Apr. 02, 2022
Dec. 31, 2022
Jan. 01, 2022
Jan. 02, 2022
Jan. 02, 2021
Jan. 01, 2021
Nov. 04, 2020
Nov. 03, 2020
Aug. 18, 2017
Shareholders Equity [Line Items]                      
Common stock, shares authorized (in shares)       200,000,000 200,000,000            
Common Stock, par value       $ 0.001 $ 0.001            
Gross proceeds reimbursement for accountable legal expenses   $ 420,000                  
Share based compensation, value     $ 4,000 $ 5,000 $ 303,000            
Common stock, issued shares (in shares)       3,150,230 2,847,410           288,588
Common stock, outstanding shares (in shares)       3,150,230 2,847,410            
Options outstanding       110,000 117,500   113,900        
Stock Options                      
Shareholders Equity [Line Items]                      
Share-based compensation expense       $ 5,000,000 $ 303,000,000            
Unrecognized compensation expense, net of estimated forfeitures       $ 0              
2016 Plan                      
Shareholders Equity [Line Items]                      
Options expiration date       Oct. 28, 2026              
Increased number of shares of common stock reserved for issuance                 400,000 800,000  
Options outstanding       90,000       90,000      
2011 Plan                      
Shareholders Equity [Line Items]                      
Options expiration date         May 12, 2021            
Options outstanding       20,000 27,500            
Additional awards to be granted after adoption of 2016 plan       0              
Common Stock | Equity Offering [Member]                      
Shareholders Equity [Line Items]                      
Common stock, shares authorized (in shares)   571,428                  
Common Stock, par value   $ 0.001                  
Common Stock Purchase Price Per Share   $ 10.50                  
Common stock gross proceeds before deducting placement agent fees and offering expenses $ 6,000,000.0                    
Common Stock | Equity Offering [Member] | Private Placement [Member]                      
Shareholders Equity [Line Items]                      
Percentage of cash fee gross proceeds   7.00%                  
Common Stock | Maximum [Member] | Equity Offering [Member] | Private Placement [Member]                      
Shareholders Equity [Line Items]                      
Gross proceeds reimbursement for accountable legal expenses   $ 35,000                  
Articles of Incorporation                      
Shareholders Equity [Line Items]                      
Common stock, shares authorized (in shares)           200,000,000          
Common stock, issued shares (in shares)       3,150,230              
Common stock, outstanding shares (in shares)         2,827,410