XML 57 R41.htm IDEA: XBRL DOCUMENT v3.25.2
Note 3 - Convertible Notes Payable (Details Textual)
$ / shares in Units, $ in Thousands
3 Months Ended 7 Months Ended 12 Months Ended
Mar. 28, 2025
Jan. 26, 2024
shares
Sep. 09, 2023
USD ($)
$ / shares
shares
Jun. 30, 2025
USD ($)
Jun. 30, 2024
USD ($)
Mar. 31, 2024
USD ($)
yr
Mar. 31, 2024
USD ($)
yr
Mar. 31, 2025
USD ($)
shares
Mar. 31, 2024
USD ($)
yr
Dec. 31, 2023
$ / shares
Class of Warrant or Right, Exercise Price of Warrants or Rights (in dollars per share) | $ / shares                   $ 0.02
Proceeds from Convertible Debt               $ 0 $ 2,000  
Conversion of Convertible Notes to Common Stock [Member]                    
Debt Conversion, Converted Instrument, Shares Issued (in shares) | shares   16,750           33,250    
Bridge Financing Warrants in Connection with Convertible Notes [Member[                    
Warrants and Rights Outstanding, Term (Year)     5 years              
Class of Warrant or Right, Number of Securities Called by Each Warrant or Right (in shares) | shares     0.0125              
Class of Warrant or Right, Exercise Price of Warrants or Rights (in dollars per share) | $ / shares     $ 20              
Class of Warrant or Right, Lock-up Agreement Term of Underlying Shares (Day)     180 days              
Class of Warrant or Right, Percentage of Outstanding Stock     25.00%              
Warrants and Rights Outstanding           $ 600 $ 600   $ 600  
Bridge Financing Warrants in Connection with Convertible Notes [Member[ | Measurement Input, Price Volatility [Member]                    
Warrants and Rights Outstanding, Measurement Input           1.0188 1.0188   1.0188  
Bridge Financing Warrants in Connection with Convertible Notes [Member[ | Measurement Input, Expected Term [Member]                    
Warrants and Rights Outstanding, Measurement Input | yr           5 5   5  
Bridge Financing Warrants in Connection with Convertible Notes [Member[ | Measurement Input, Risk Free Interest Rate [Member]                    
Warrants and Rights Outstanding, Measurement Input           0.044 0.044   0.044  
Bridge Financing Warrants in Connection with Convertible Notes [Member[ | Measurement Input, Discount Rate [Member]                    
Warrants and Rights Outstanding, Measurement Input           0.20 0.20   0.20  
Bridge Financing Warrants in Connection with Convertible Notes [Member[ | Measurement Input, Discount for Lack of Marketability [Member]                    
Warrants and Rights Outstanding, Measurement Input                   0.1577
The Notes [Member]                    
Debt Instrument, Convertible, Conversion Price (in dollars per share) | $ / shares     $ 40              
Debt Instrument, Convertible, Maximum Beneficial Ownership, Percentage   4.99% 4.99%              
Proceeds from Convertible Debt           $ 2,000 $ 2,000      
Interest Expense, Debt       $ 0 $ 100          
The Notes [Member] | Maximum [Member]                    
Debt Instrument, Face Amount     $ 2,000              
Interest Expense, Debt               $ 200    
Convertible Debt with 4.99% Beneficial Ownership Limitation [Member]                    
Convertible Notes Payable               $ 1,300    
Debt Instrument, Convertible, Number of Equity Instruments 33,250             33,250    
Debt Instrument, Interest Rate, Effective Percentage       15.30%       15.30%