v3.24.2.u1
Note 2 - Investments - Summary of Investments (Details) - USD ($)
Jun. 30, 2024
Apr. 25, 2024
Mar. 01, 2024
Dec. 31, 2023
May 12, 2023
Apr. 21, 2023
Apr. 06, 2023
Jun. 24, 2021
Apr. 24, 2020
Equity Method Investments $ 12,281,359     $ 12,215,928          
Alternative Measurement Method Investments 38,487,985     37,957,985          
Investment 50,769,344     50,173,913 $ 365,000 $ 2,000,000 $ 7,000,000    
Less: current investments (18,912,985)     (18,912,985)          
Long-term investments 31,856,359     31,260,928          
Quantum Generative Materials LLC (GenMat) [Member]                  
Equity Method Investments $ 10,433,624     $ 11,606,763          
Ownership percentage 48.19% 31.97%   48.19%       50.00%  
Pelen LLC [Member]                  
Equity Method Investments $ 605,519     $ 609,165          
Ownership percentage 25.00%     25.00%         25.00%
Research and Development Company [Member]                  
Equity Method Investments $ 1,242,216     $ 0          
Ownership percentage 40.00%   40.00% 0.00%          
Green Li Ion [Member]                  
Alternative Measurement Method Investments $ 18,912,985     $ 18,912,985          
Alternative Investment, Ownership Percentage 13.34%     13.34%          
Sierra Springs Opportunity Fund, Inc. (SSOF) [Member]                  
Alternative Measurement Method Investments $ 19,575,000     $ 19,045,000          
Alternative Investment, Ownership Percentage 17.50%     17.11%