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Condensed Statement of Changes in Partners' Capital (Parenthetical) - shares
3 Months Ended 9 Months Ended
Sep. 30, 2021
Sep. 30, 2020
Sep. 30, 2021
Sep. 30, 2020
Condensed Statement of Changes in Partners' Capital (Unaudited)        
Addition of partnership shares 50,000 50,000 28,750,000 0
Redemption of partnership unit shares (6,000,000) (1,950,000) (17,100,000) (4,650,000)