v3.26.1
Note 7 - Long-term Debt (Details Textual) - USD ($)
1 Months Ended 12 Months Ended
Nov. 05, 2025
Nov. 04, 2025
Mar. 06, 2024
Feb. 02, 2023
Jul. 02, 2021
Jul. 01, 2021
Jun. 29, 2021
Mar. 31, 2026
Dec. 31, 2025
Dec. 31, 2024
Oct. 27, 2025
Mar. 07, 2025
Nov. 05, 2024
Dec. 31, 2023
Adjustment to Additional Paid-in Capital, Extinguishment of Debt     $ 1,900,000             $ 1,928,000        
Adjustments to Additional Paid in Capital, Warrant Issued                   $ 887,000        
Preferred Stock, Dividend Rate, Percentage                 8.875% 8.875%        
Derivative Liability, Current                 $ 5,050,000 $ 0 $ 7,000,000      
Derivative Liability                 7,989,000          
Proceeds from Issuance of Debt                 $ 15,000,000 $ 20,000,000        
Series A Preferred Stock [Member]                            
Preferred Stock, Dividend Rate, Percentage         8.875% 8.875% 8.875%   8.875% 8.875%        
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                 12.10%          
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] | Repayment After Thirty-months of the Closing Date [Member]                            
Debt Instrument, Repayment Fee Percentage         6.00%                  
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                   $ 5.14  
Lytton Agreement [Member]                            
Debt Instrument, Face Amount                     $ 51,000,000      
Debt Instrument, Interest Rate, Stated Percentage                 8.00% 8.00% 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                        
Lytton Agreement [Member] | Subsequent Event [Member]                            
Proceeds from Issuance of Debt               $ 15,000,000