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Statement of Changes in Partners' Capital - USD ($)
General Partners [Member]
Limited Partners [Member]
Total
Balances at beginning of year at Dec. 31, 2017   $ 652,091,733  
Addition of partnership shares,respectively   1,744,841,011  
Redemption of partnership shares,respectively   (2,258,955,683)  
Net income (loss)   110,037,462 $ 110,037,462
Balances at end of year at Dec. 31, 2018 $ 0 248,014,523  
Addition of partnership shares,respectively   921,642,412  
Redemption of partnership shares,respectively   (647,466,427)  
Net income (loss)   (77,617,254) (77,617,254)
Balances at end of year at Dec. 31, 2019 0 444,573,254 444,573,254
Addition of partnership shares,respectively   996,648,674  
Redemption of partnership shares,respectively   (823,809,652)  
Net income (loss)   (202,815,769) (202,815,769)
Balances at end of year at Dec. 31, 2020 $ 0 $ 414,596,507 $ 414,596,507