v3.26.1
Note 3 - Long-term Debt (Details Textual) - USD ($)
1 Months Ended 3 Months Ended 6 Months Ended 12 Months Ended
Nov. 04, 2025
Mar. 06, 2024
Feb. 02, 2023
Jul. 02, 2021
Jul. 01, 2021
Jun. 29, 2021
Aug. 31, 2026
Mar. 31, 2026
Jun. 30, 2026
Mar. 31, 2026
Jun. 30, 2025
Mar. 31, 2025
Jun. 30, 2026
Jun. 30, 2025
Dec. 31, 2025
Oct. 27, 2025
Mar. 07, 2025
Dec. 31, 2023
Adjustment to Additional Paid-in Capital, Extinguishment of Debt   $ 1,900,000                                
Preferred Stock, Dividend Rate, Percentage                 8.875% 8.875% 8.875% 8.875%            
Derivative Liability, Current                 $ 2,200,000       $ 2,200,000     $ 7,000,000    
Derivative Liability                 $ 4,700,000       4,700,000          
Proceeds from Issuance of Debt                         $ 15,000,000 $ 0        
Series A Preferred Stock [Member]                                    
Preferred Stock, Dividend Rate, Percentage       8.875% 8.875% 8.875%             8.875%   8.875%      
Hareema [Member]                                    
Shares, Outstanding (in shares)                 25,695,300       25,695,300          
Common Stock Ownership, Percent                 30.50%       30.50%          
Heerema Warrant [Member]                                    
Class of Warrant or Right, Number of Securities Called by Each Warrant or Right (in shares)   1,000,000                                
Class of Warrant or Right, Exercise Price of Warrants or Rights (in dollars per share)   $ 5                             $ 4.75  
Adjustments to Additional Paid in Capital, Warrant Issued   $ 900,000                                
Total Debt [Member]                                    
Debt Instrument, Interest Rate, Effective Percentage                 15.40%       15.40%          
New Loan [Member]                                    
Debt Instrument, Face Amount       $ 50,000,000                            
Debt Instrument, Interest Rate, Stated Percentage     7.00% 7.00%                            
Repayments of Debt     $ 15,000,000                              
Debt Instrument, Convertible, Maximum Amount     $ 15,000,000                              
Debt Instrument, Convertible, Conversion Price (in dollars per share)     $ 4.8                              
Debt Instrument, Principal Amount with Interest Paid in Cash     $ 20,000,000                              
Debt Instrument, Principal Amount with Interest Paid in Kind     $ 15,000,000                              
New Loan [Member] | Issuance After One Year of the Closing Date [Member]                                    
Debt Instrument, Prepay Amount, Percentage of the Cash Proceeds Received       75.00%                            
Their Amended Credit Agreement [Member]                                    
Debt Instrument, Face Amount   20,000,000                                
Debt Instrument, Fee Amount   $ 479,845                                
Shares Issued, Price Per Share (in dollars per share)   $ 2.89                                
Shares Issued For Debt Agreement, Shares (in shares)   166,036                                
Secured Non Convertible Terms Loans [Member]                                    
Debt Instrument, Face Amount   $ 21,200,000                               $ 20,000,000
Convertible Loans [Member]                                    
Debt Instrument, Face Amount   $ 16,000,000                                
Debt Instrument, Interest Rate, Stated Percentage   7.00%                                
Debt Instrument, Convertible, Conversion Price (in dollars per share)   $ 5.3                   $ 5.04            
Lytton Agreement [Member]                                    
Debt Instrument, Face Amount                               $ 51,000,000    
Debt Instrument, Interest Rate, Stated Percentage                               8.00%    
Debt Instrument, Commitment Shares (in shares)                               600,000    
Debt Instrument, Funding Fee Shares per One Million of Principal (in shares)                               25,000    
Debt Instrument, Extension Fee Shares (in shares)                               800,000    
Derivative Liability, Current                               $ 7,000,000    
Percent of Cash Flows Receivable                               51.00%    
Proceeds from Issuance of Debt $ 15,000,000             $ 15,000,000   $ 30,000,000                
Lytton Agreement [Member] | Subsequent Event [Member]                                    
Proceeds from Issuance of Debt             $ 10,000,000