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Condensed Statement of Changes in Partners' Capital (Unaudited) (Parenthetical) - shares
3 Months Ended 6 Months Ended
Jun. 30, 2022
Jun. 30, 2021
Mar. 31, 2021
Jun. 30, 2022
Jun. 30, 2021
Condensed Statement of Changes in Partners' Capital (Unaudited)          
Addition of partnership units 4,300,000   5,100,000 19,700,000 8,800,000
Redemption of partnership units 14,800,000 16,300,000   30,500,000 56,800,000