XML 61 R40.htm IDEA: XBRL DOCUMENT v3.24.1
Convertible Notes Payable - Related Party (Details)
12 Months Ended
Dec. 30, 2025
USD ($)
Sep. 17, 2025
USD ($)
Apr. 16, 2025
USD ($)
Dec. 20, 2021
USD ($)
PromissoryNote
$ / shares
Sep. 17, 2021
USD ($)
loan
PromissoryNote
Apr. 16, 2021
USD ($)
Dec. 31, 2023
USD ($)
$ / shares
Dec. 31, 2022
USD ($)
Convertible Notes Payable - Related Party [Abstract]                
Fair value of derivative liability             $ 1,004,000 $ 573,000
Change in fair value of derivative             432,000 (557,000)
April 2021 Note [Member]                
Convertible Notes Payable - Related Party [Abstract]                
Change in fair value of derivative             182,000 246,000
Amortization of debt discount             420,000  
Additional interest expense             $ 105,000 105,000
April 2021 Note [Member] | Forecast [Member]                
Convertible Notes Payable - Related Party [Abstract]                
Convertible note payable repayment     $ 10,000,000          
April 2021 Note [Member] | Richard E. Uihlein [Member]                
Convertible Notes Payable - Related Party [Abstract]                
Debt financing arrangement           $ 10,000,000    
Convertible note principal           $ 10,000,000    
Maturity date             Apr. 16, 2025  
Conversion price (in dollars per share) | $ / shares             $ 5  
Interest rate compounded annually             2.00%  
Effective interest rate             3.00%  
Accrued interest expense             $ 207,000 200,000
Additional interest rate per quarter           2.50%    
Additional interest rate per annum from issuance date to maturity date period           10.00%    
Fair value of derivative liability           $ 420,000 431,000 249,000
September 2021 Note [Member]                
Convertible Notes Payable - Related Party [Abstract]                
Change in fair value of derivative             60,000 (141,000)
Amortization of debt discount             433,000  
Additional interest expense             $ 108,000 108,000
September 2021 Note [Member] | Forecast [Member]                
Convertible Notes Payable - Related Party [Abstract]                
Convertible note payable repayment   $ 10,000,000            
September 2021 Note [Member] | Richard E. Uihlein [Member]                
Convertible Notes Payable - Related Party [Abstract]                
Debt financing arrangement         $ 20,000,000      
Maturity date             Sep. 17, 2025  
Number of loans closing | loan         2      
Number of promissory notes evidenced by loans agreement | PromissoryNote         2      
Number of promissory notes executed | PromissoryNote         2      
Conversion price (in dollars per share) | $ / shares             $ 8.64  
Interest rate compounded annually             2.00%  
Effective interest rate             3.00%  
Accrued interest expense             $ 206,000 200,000
Additional interest rate per quarter         2.50%      
Additional interest rate per annum from issuance date to maturity date period         10.00%      
Fair value of derivative liability         $ 433,000   169,000 109,000
First Closing [Member] | Richard E. Uihlein [Member]                
Convertible Notes Payable - Related Party [Abstract]                
Debt financing arrangement         $ 10,000,000      
Second Closing [Member] | Richard E. Uihlein [Member]                
Convertible Notes Payable - Related Party [Abstract]                
Debt financing arrangement       $ 10,000,000        
December 2021 Note [Member]                
Convertible Notes Payable - Related Party [Abstract]                
Convertible note principal       $ 10,000,000        
Maturity date       Dec. 20, 2025        
Number of promissory notes evidenced by loans agreement | PromissoryNote       2        
Conversion price (in dollars per share) | $ / shares       $ 5.43        
Interest rate compounded annually       2.00%        
Effective interest rate       3.00%        
Accrued interest expense             204,000 200,000
Additional interest rate per quarter       2.50%        
Additional interest rate per annum from issuance date to maturity date period       10.00%        
Fair value of derivative liability       $ 415,000     404,000 214,000
Change in fair value of derivative             190,000 (170,000)
Amortization of debt discount             415,000  
Additional interest expense             $ 104,000 $ 104,000
December 2021 Note [Member] | Forecast [Member]                
Convertible Notes Payable - Related Party [Abstract]                
Convertible note payable repayment $ 10,000,000