v3.26.1
Schedule of Investments (Details) (Parenthethical) - USD ($)
Mar. 31, 2026
Dec. 31, 2025
Short term investment $ 677,100 [1] $ 646,500 [2]
Membership [Member]    
Short term investment 612,300 581,600
Activity Stock Due [Member]    
Short term investment $ 64,800 $ 64,900
[1] Includes $612,300 of Membership stock and $64,800 of Activity stock attributable to short-term borrowings and letters of credit.
[2] Includes $581,600 of Membership stock and $64,900 of Activity stock due to short-term advances and letters of credit.