v3.26.1
Note 5 - Derivative Instruments and Hedging Activities - Summary of Gains (Losses) on Derivative Instruments (Details) - USD ($)
 3 Months Ended 6 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2026
Jun. 30, 2025
Realized Gain on Commodity Futures Contracts $ 5,395,531 $ (8,033,749) $ 9,844,299 $ (11,383,322)
Net Change in Unrealized Depreciation on Commodity Futures Contracts (61,541,179) (1,124,376) (35,942,395) (1,265,461)
Realized Gain on Commodity Futures Contracts 5,395,531 (8,033,749) 9,844,299 (11,383,322)
Net Change in Unrealized Depreciation on Commodity Futures Contracts (61,541,179) (1,124,376) (35,942,395) (1,265,461)
Corn Futures Contracts [Member]        
Realized Gain on Commodity Futures Contracts (6,062,166) (1,168,091) (5,402,481) (181,948)
Net Change in Unrealized Depreciation on Commodity Futures Contracts (18,996,621) (1,171,337) (20,555,941) (2,755,595)
Realized Gain on Commodity Futures Contracts (6,062,166) (1,168,091) (5,402,481) (181,948)
Net Change in Unrealized Depreciation on Commodity Futures Contracts (18,996,621) (1,171,337) (20,555,941) (2,755,595)
Soybean Futures Contracts [Member]        
Realized Gain on Commodity Futures Contracts 2,097,894 (35,053) 2,460,065 (409,265)
Net Change in Unrealized Depreciation on Commodity Futures Contracts (2,506,884) 514,312 1,483,455 701,772
Realized Gain on Commodity Futures Contracts 2,097,894 (35,053) 2,460,065 (409,265)
Net Change in Unrealized Depreciation on Commodity Futures Contracts (2,506,884) 514,312 1,483,455 701,772
Sugar Futures Contracts [Member]        
Realized Gain on Commodity Futures Contracts (5,263,203) (750,468) (6,095,759) (1,251,722)
Net Change in Unrealized Depreciation on Commodity Futures Contracts (2,285,871) (421,808) 472,602 1,089,719
Realized Gain on Commodity Futures Contracts (5,263,203) (750,468) (6,095,759) (1,251,722)
Net Change in Unrealized Depreciation on Commodity Futures Contracts (2,285,871) (421,808) 472,602 1,089,719
Wheat Futures Contracts [Member]        
Realized Gain on Commodity Futures Contracts 14,624,504 (6,080,137) 18,883,972 (9,540,387)
Net Change in Unrealized Depreciation on Commodity Futures Contracts (37,762,836) (45,543) (17,353,544) (301,357)
Realized Gain on Commodity Futures Contracts 14,624,504 (6,080,137) 18,883,972 (9,540,387)
Net Change in Unrealized Depreciation on Commodity Futures Contracts (37,762,836) $ (45,543) (17,353,544) $ (301,357)
European Carbon Allowances Futures Contracts [Member]        
Realized Gain on Commodity Futures Contracts (1,498)   (1,498)  
Net Change in Unrealized Depreciation on Commodity Futures Contracts 11,033   11,033  
Realized Gain on Commodity Futures Contracts (1,498)   (1,498)  
Net Change in Unrealized Depreciation on Commodity Futures Contracts $ 11,033   $ 11,033