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Convertible Notes Payable - Related Party (Details)
3 Months Ended 6 Months Ended
Dec. 30, 2025
USD ($)
Sep. 17, 2025
USD ($)
Apr. 16, 2025
USD ($)
Dec. 20, 2021
USD ($)
PromissoryNote
$ / shares
Apr. 16, 2021
USD ($)
Jun. 30, 2023
USD ($)
$ / shares
Jun. 30, 2022
USD ($)
Jun. 30, 2023
USD ($)
$ / shares
Jun. 30, 2022
USD ($)
Mar. 31, 2023
USD ($)
Dec. 31, 2022
USD ($)
Sep. 17, 2021
USD ($)
Convertible Notes Payable - Related Party [Abstract]                        
Fair value of derivative liability           $ 852,000   $ 852,000     $ 573,000  
Change in fair value of derivative           489,000 $ 275,000 (279,000) $ 504,000      
April 2021 Note [Member]                        
Convertible Notes Payable - Related Party [Abstract]                        
Change in fair value of derivative           (221,000) (114,000) 117,000 (219,000)      
Amortization of debt discount           420,000   420,000        
Additional interest expense           $ 26,000 26,000 $ 52,000 52,000      
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   $ 5        
Interest rate compounded annually           2.00%   2.00%        
Effective interest rate           3.00%   3.00%        
Accrued interest expense           $ 52,000 51,000 $ 102,000 101,000      
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         $ 420,000 366,000   366,000     249,000  
September 2021 Note [Member]                        
Convertible Notes Payable - Related Party [Abstract]                        
Change in fair value of derivative           (116,000) (57,000) 50,000 (119,000)      
Amortization of debt discount           433,000   433,000        
Additional interest expense           $ 27,000 27,000 $ 54,000 54,000      
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]                        
Maturity date               Sep. 17, 2025        
Conversion price (in dollars per share) | $ / shares           $ 8.64   $ 8.64        
Interest rate compounded annually           2.00%   2.00%        
Effective interest rate           3.00%   3.00%        
Accrued interest expense           $ 51,000 50,000 $ 101,000 99,000      
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           159,000   $ 159,000     $ 109,000 $ 433,000
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           51,000 50,000 $ 101,000 99,000      
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   327,000   327,000   $ 215,000    
Change in fair value of derivative           (152,000) (103,000) 112,000 (166,000)      
Amortization of debt discount           415,000   415,000        
Additional interest expense           $ 26,000 $ 26,000 $ 52,000 $ 52,000      
December 2021 Note [Member] | Forecast [Member]                        
Convertible Notes Payable - Related Party [Abstract]                        
Convertible note payable repayment $ 10,000,000