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Statements of Financial Condition (Parenthetical) - $ / shares
Sep. 30, 2025
Dec. 31, 2024
Statement of Financial Position [Abstract]    
Redeemable Capital Shares, no par value $ 0 $ 0
Redeemable Capital Shares, shares issued 1,150,000 1,050,000
Redeemable Capital Shares, shares outstanding 1,150,000 1,050,000