v3.26.1
Schedule of Investments (Details) (Parenthethical) - USD ($)
Jun. 30, 2026
Dec. 31, 2025
ScheduleOfInvestmentsLineItem [Line Items]    
Short term investment $ 680,200 [1] $ 646,500 [2]
Membership [Member]    
ScheduleOfInvestmentsLineItem [Line Items]    
Short term investment 612,800 581,600
Activity Stock Due [Member]    
ScheduleOfInvestmentsLineItem [Line Items]    
Short term investment $ 67,400 $ 64,900
[1] Includes $612,800 of Membership stock and $67,400 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.