v3.25.1
Note 9 - Stockholders' Equity (Details Textual)
$ / shares in Units, $ in Thousands
 1 Months Ended 2 Months Ended 6 Months Ended
May 21, 2024
USD ($)
shares
May 01, 2024
$ / shares
shares
Aug. 11, 2023
USD ($)
Jan. 13, 2023
Oct. 31, 2024
USD ($)
shares
Sep. 30, 2024
$ / shares
shares
Mar. 31, 2025
USD ($)
$ / shares
shares
Feb. 28, 2025
shares
Jul. 26, 2022
$ / shares
shares
Nov. 05, 2021
$ / shares
Common Stock, Shares Authorized (in shares) | shares           5,000,000,000 5,000,000,000      
Common Stock, Par or Stated Value Per Share (in dollars per share) | $ / shares           $ 0.001 $ 0.001     $ 0.001
Dividend, Stock, Share Issued Per Share (in shares) | shares   1                
Preferred Stock, Convertible, Conversion Ratio   0.0001                
Class of Warrant or Right, Exercise Price of Warrants or Rights (in dollars per share) | $ / shares             $ 7,295,102      
Preferred Stock, Shares Authorized (in shares) | shares           126,263,159 626,263,159 126,263,159 500,000,000  
Preferred Stock, Par or Stated Value Per Share (in dollars per share) | $ / shares           $ 0.001 $ 0.001   $ 0.001  
Trading Volume, Percent 20.00%                  
Common Stock, Shares, Percent of Total Outstanding 9.99%                  
Esousa LLC [Member]                    
Equity Line of Credit, Limit $ 150,000                  
Registration of Shares Pursuant to Issuance in Connection With the ELOC Purchase Agreement (in shares) | shares 125                  
Commitment Fee Liability $ 6,000                  
Stock Issued During Period, Shares, Equity Line of Credit Commitment Fee (in shares) | shares           41        
Stock Issued During Period, Shares, Equity Line of Credit (in shares) | shares         84          
Proceeds From Equity Line of Credit         $ 1,000          
Series C Preferred Stock [Member]                    
Preferred Stock, Convertible, Conversion Ratio             1      
Preferred Stock, Shares Authorized (in shares) | shares           24,874,079 24,874,079      
Percentage of Redemption Price in Year One             0.00%      
Percentage of Redemption Price in Year Two             120.00%      
Percentage of Redemption Price in Year Three             115.00%      
Percentage of Redemption Price in Year Four             110.00%      
Percentage of Redemption Price in Year Five             105.00%      
Percentage of Redemption Price in Year Six and Thereafter             100.00%      
Preferred Stock, Redemption Price Per Share (in dollars per share) | $ / shares             $ 8.84      
Preferred Stock, Dividend Rate, Percentage       15.00%     15.00%      
Dividends Payable, Current             $ 0      
Average Daily Trading Dollar Volume of Common Stock, Value             $ 4,000      
Series D Preferred Stock [Member]                    
Preferred Stock, Convertible, Conversion Ratio             1      
Preferred Stock, Shares Authorized (in shares) | shares           84,572,538 84,572,538      
Preferred Stock, Redemption Price Per Share (in dollars per share) | $ / shares             $ 0.4379      
Preferred Stock, Dividend Rate, Percentage             15.00%      
Dividends Payable             $ 500      
Average Daily Trading Volume of Common Stock             $ 27,500      
Preferred Stock, Convertible, Conversion Price (in dollars per share) | $ / shares             $ 0.4379      
Dividends Payable, Current             $ 0      
Average Daily Trading Dollar Volume of Common Stock, Value             $ 27,500      
Series A Preferred Stock [Member]                    
Preferred Stock, Convertible, Conversion Ratio             4      
Preferred Stock, Shares Authorized (in shares) | shares           83,859 83,859      
Dividends             $ 0      
Preferred Stock, Convertible, Conversion Price (in dollars per share) | $ / shares             $ 1.29      
Dividends Payable, Current             $ 0      
Series B Preferred Stock [Member]                    
Preferred Stock, Convertible, Conversion Ratio             0      
Dividends Payable, Current             $ 0      
Series A-1 Purchase Right [Member]                    
Class of Warrant or Right, Exercise Price of Warrants or Rights (in dollars per share) | $ / shares   $ 30                
Deferred Compensation, Share-Based Payments [Member] | Minimum [Member]                    
Beneficial Owner, Ownership Percentage     50.00%              
Director [Member] | Deferred Compensation, Share-Based Payments [Member]                    
Deferred Compensation Arrangement with Individual, Compensation Expense     $ 5,000              
Chief Executive Officer [Member] | Deferred Compensation, Share-Based Payments [Member] | Transaction Proceeds Scenario One [Member]                    
Change in Control Agreement, Percentage of Transaction Proceeds, Compensation     10.00%              
hange in Control Agreement, Proceeds from Divestiture of Businesses, Threshold     $ 1,000,000              
Chief Executive Officer [Member] | Deferred Compensation, Share-Based Payments [Member] | Transaction Proceeds Scenario Two [Member]                    
Change in Control Agreement, Percentage of Transaction Proceeds, Compensation     5.00%              
Chief Executive Officer [Member] | Deferred Compensation, Share-Based Payments [Member] | Transaction Proceeds Scenario Two [Member] | Minimum [Member]                    
hange in Control Agreement, Proceeds from Divestiture of Businesses, Threshold     $ 1,000,000              
Chief Executive Officer [Member] | Deferred Compensation, Share-Based Payments [Member] | Transaction Proceeds Scenario Two [Member] | Maximum [Member]                    
hange in Control Agreement, Proceeds from Divestiture of Businesses, Threshold     $ 1,500,000              
Chief Executive Officer [Member] | Deferred Compensation, Share-Based Payments [Member] | Transaction Proceeds Scenario Three [Member]                    
Change in Control Agreement, Percentage of Transaction Proceeds, Compensation     5.00%              
hange in Control Agreement, Proceeds from Divestiture of Businesses, Threshold     $ 1,500,000