Annual report pursuant to Section 13 and 15(d)

Stockholders' Equity - Additional Information (Details)

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Stockholders' Equity - Additional Information (Details) - USD ($)
$ / shares in Units, $ in Thousands
 12 Months Ended
Aug. 18, 2023
Mar. 22, 2023
Dec. 30, 2023
Dec. 31, 2022
Aug. 31, 2023
Jan. 01, 2022
Nov. 04, 2020
Nov. 03, 2020
Class of Stock [Line Items]                
Common stock, shares authorized (in shares)     200,000,000 200,000,000        
Common stock, issued shares (in shares)     4,957,647 2,827,410        
Common stock, outstanding shares (in shares)     4,957,647 2,827,410        
Common stock, par value (in usd per share)     $ 0.001 $ 0.001        
Options outstanding (in shares)     114,000 110,000   117,500    
Stock Options                
Class of Stock [Line Items]                
Share-based compensation expense     $ 14,000 $ 5,000        
Unrecognized compensation expense, net of estimated forfeitures     $ 0          
2016 Plan                
Class of Stock [Line Items]                
Number of shares of common stock reserved for issuance (in shares)             800,000 400,000
Options outstanding (in shares)     100,000 90,000        
2011 Plan                
Class of Stock [Line Items]                
Options outstanding (in shares)     14,000 20,000        
Additional awards to be granted after adoption of 2016 plan (in shares)     0          
2023 Plan                
Class of Stock [Line Items]                
Common stock, outstanding shares (in shares)     908,852          
Number of shares of common stock reserved for issuance (in shares)     2,000,000          
Underlying shares granted (in shares)     908,852          
2023 Plan | Restricted Stock Units (RSUs)                
Class of Stock [Line Items]                
Restricted stock units granted     $ 345          
Awards outstanding (in shares)     $ 345          
Private Placement                
Class of Stock [Line Items]                
Common stock, par value (in usd per share) $ 0.001              
Sale of stock, number of shares issued in transaction (in shares) 418,000              
Sale of stock, price per share (in usd per share) $ 0.8811              
Warrant excise and granted (in shares) 899,348              
Warrant offering and exercise price (in usd per share) $ 0.7561              
Gross proceeds reimbursement for accountable legal expenses $ 790              
Warrants outstanding (in shares)     899,348          
Private Placement | Pre-Funded Warrants Member                
Class of Stock [Line Items]                
Warrant excise and granted (in shares) 481,348              
Warrant offering and exercise price (in usd per share) $ 0.8801              
Class of warrant or right, warrants or rights exercised (in shares)         481,348      
Articles of Incorporation                
Class of Stock [Line Items]                
Common stock, shares authorized (in shares)     200,000,000          
Common stock, issued shares (in shares)     4,957,647          
Common stock, outstanding shares (in shares)       3,150,230        
Securities Purchase Agreement                
Class of Stock [Line Items]                
Common stock offering shares   361,000            
Common stock, par value (in usd per share)   $ 0.001            
Common stock purchase price (in usd per share)   $ 1.17            
Proceeds from sale of common stock   $ 422