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Schedule of Investments (Details) (Parenthethical) - USD ($)
Dec. 31, 2023
Dec. 31, 2022
Short term investment $ 2,279,800 [1] $ 2,600,300 [2]
Membership [Member]    
Short term investment 530,900 938,500
Activity Stock Due [Member]    
Short term investment $ 1,748,900 $ 1,661,800
[1] Includes $530,900 of Membership stock and $1,748,900 of Activity stock due to short-term advances and letters of credit.
[2] Includes $938,500 of Membership stock and $1,661,800 of Activity stock due to short-term advances and letters of credit.