v3.26.1
Trading Activities - Trading Gains and Losses by Market Sector on Derivative Instruments Traded (Detail) - USD ($)
3 Months Ended 6 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2026
Jun. 30, 2025
Derivative [Line Items]        
Total trading results [1] $ 1,768,157 $ (12,557,858) $ 13,556,393 $ (19,495,279)
Currencies [Member]        
Derivative [Line Items]        
Total trading results 5,209,766 (4,459,533) 8,117,119 (9,668,833)
Energy [Member]        
Derivative [Line Items]        
Total trading results (378,321) (7,144,328) 4,447,436 (11,032,853)
Grains [Member]        
Derivative [Line Items]        
Total trading results 2,163,844 (165,144) 941,244 (3,029,979)
Indices [Member]        
Derivative [Line Items]        
Total trading results 1,863,210 (3,147,247) 5,136,687 (4,473,562)
Interest Rates U.S. [Member]        
Derivative [Line Items]        
Total trading results (334,998) 693,077 394,024 (961,394)
Interest Rates Non-U.S. [Member]        
Derivative [Line Items]        
Total trading results 432,834 (1,454,511) (1,748,177) (1,081,206)
Livestock [Member]        
Derivative [Line Items]        
Total trading results (1,246,887) 3,246,579 176,618 4,924,796
Metals [Member]        
Derivative [Line Items]        
Total trading results (3,706,725) 1,593,255 (321,963) 6,521,716
Softs [Member]        
Derivative [Line Items]        
Total trading results $ (2,234,566) $ (1,720,006) $ (3,586,595) $ (693,964)
[1] This amount is included in “Total trading results” in the Consolidated Statements of Income and Expenses.