v3.25.1
Note 14 - Related Party Transactions (Details Textual)
3 Months Ended 12 Months Ended 36 Months Ended
May 17, 2024
USD ($)
$ / shares
shares
Dec. 28, 2023
USD ($)
Dec. 15, 2023
USD ($)
Dec. 10, 2021
USD ($)
Sep. 07, 2021
USD ($)
Mar. 31, 2025
USD ($)
a
shares
Mar. 31, 2024
USD ($)
Dec. 31, 2024
USD ($)
Dec. 31, 2024
USD ($)
Dec. 31, 2023
Investments           $ 39,594,103   $ 38,885,998 $ 38,885,998  
Investment Owned, Balance, Shares (in shares) | shares           11,041,667        
Investment Owned, Percentage of Total Shares Outstanding           17.46%        
Depreciation           $ 147,680   139,938    
Proceeds from Issuance of Common Stock           0 $ 1,463,710      
Asset Purchase Agreement [Member] | Flux Photon Corporation (“FPC”) [Member]                    
Asset Acquisition, Consideration Transferred         $ 18,000,000          
Asset Acquisition, Percentage of Future Monthly Consolidated Sales         20.00%          
Payments to Acquire Productive Assets       $ 350,000            
Asset Acquisition, Contingent Consideration, Liability       $ 17,650,000            
FPC Asset Purchase Agreement [Member]                    
Asset Acquisition, Consideration Transferred   $ 16,850,000                
Asset Acquisition, Percentage of Future Monthly Consolidated Sales   20.00%                
Payments to Acquire Productive Assets   $ 200,000       180,000   275,000    
Asset Acquisition, Contingent Consideration, Liability   17,650,000                
Asset Acquisition, Consideration Transferred, Liabilities Incurred   $ 16,650,000       $ 16,195,000   $ 16,375,000    
Advances to Sierra Springs Opportunity Fund, Inc. (SSOF) [Member]                    
Area of Land (Acre) | a           2,500        
Chief Executive Officer and Two Directors [Member] | Advances to Sierra Springs Opportunity Fund, Inc. (SSOF) [Member]                    
Investments           $ 525,000        
Investment Owned, Balance, Shares (in shares) | shares           8,671,000        
Investment Owned, Percentage of Total Shares Outstanding           13.71%        
Chief Technology Officer [Member]                    
Related Party Transaction, Amounts of Transaction                 $ 142,000  
Operating Lease, Expense           $ 0 10,500      
Chief Technology Officer [Member] | Flux Photon Corporation (“FPC”) [Member]                    
Ownership Percentage                   100.00%
Dr. Villamagna [Member]                    
Metal Recycling Furnace Payment     $ 375,000              
Metal Recycling Furnace Payment, Percentage of Excess Cash Flow Generated     20.00%              
Depreciation           4,688 $ 4,688      
Chief Executive Officer [Member]                    
Stock Issued During Period, Shares, New Issues (in shares) | shares 125,000                  
Shares Issued, Price Per Share (in dollars per share) | $ / shares $ 4                  
Proceeds from Issuance of Common Stock $ 500,000                  
Debt Instrument, Face Amount $ 1,100,000                  
Investment Owned, Shares, Assigned to Others (in shares) | shares 500,000                  
Chief Executive Officer [Member] | Minimum [Member]                    
Debt Instrument, Interest Rate, Stated Percentage 6.00%                  
Chief Executive Officer [Member] | Maximum [Member]                    
Debt Instrument, Interest Rate, Stated Percentage 8.00%                  
S S E [Member] | Sierra Springs Opportunity Fund, Inc. (SSOF) [Member]                    
Investments           $ 19,875,000        
Subsidiary, Ownership Percentage, Parent           100.00%