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Derivatives (Volume of Contracts Outstanding) (Details) lb in Thousands, gal in Thousands, bu in Thousands, T in Thousands | Sep. 30, 2021 bu | Sep. 30, 2021 gal | Sep. 30, 2021 lb | Sep. 30, 2021 T | Dec. 31, 2020 bu | Dec. 31, 2020 gal | Dec. 31, 2020 lb | Dec. 31, 2020 T | Sep. 30, 2020 bu | Sep. 30, 2020 gal | Sep. 30, 2020 lb | Sep. 30, 2020 T
--- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | ---
Amounts of quantities outstanding included in commodity derivative contracts |  |  |  |  |  |  |  |  |  |  |  |
Nonmonetary notional amount | 1,343,348 | 297,949 | 137,880 | 2,564 | 1,303,744 | 220,429 | 63,279 | 2,008 | 1,234,707 | 158,715 | 62,772 | 2,420
Non-exchange Traded |  |  |  |  |  |  |  |  |  |  |  |
Amounts of quantities outstanding included in commodity derivative contracts |  |  |  |  |  |  |  |  |  |  |  |
Nonmonetary notional amount | 943,916 | 176,645 | 135,990 | 2,324 | 899,689 | 126,853 | 63,265 | 1,859 | 811,957 | 100,125 | 62,756 | 2,237
Non-exchange Traded | Corn |  |  |  |  |  |  |  |  |  |  |  |
Amounts of quantities outstanding included in commodity derivative contracts |  |  |  |  |  |  |  |  |  |  |  |
Nonmonetary notional amount | 687,177 | 0 | 0 | 0 | 684,654 | 0 | 0 | 0 | 527,924 | 0 | 0 | 0
Non-exchange Traded | Soybeans |  |  |  |  |  |  |  |  |  |  |  |
Amounts of quantities outstanding included in commodity derivative contracts |  |  |  |  |  |  |  |  |  |  |  |
Nonmonetary notional amount | 96,061 | 0 | 0 | 0 | 73,521 | 0 | 0 | 0 | 121,248 | 0 | 0 | 0
Non-exchange Traded | Wheat |  |  |  |  |  |  |  |  |  |  |  |
Amounts of quantities outstanding included in commodity derivative contracts |  |  |  |  |  |  |  |  |  |  |  |
Nonmonetary notional amount | 94,132 | 0 | 0 | 0 | 109,661 | 0 | 0 | 0 | 80,546 | 0 | 0 | 0
Non-exchange Traded | Oats |  |  |  |  |  |  |  |  |  |  |  |
Amounts of quantities outstanding included in commodity derivative contracts |  |  |  |  |  |  |  |  |  |  |  |
Nonmonetary notional amount | 35,460 | 0 | 0 | 0 | 27,482 | 0 | 0 | 0 | 40,004 | 0 | 0 | 0
Non-exchange Traded | Ethanol |  |  |  |  |  |  |  |  |  |  |  |
Amounts of quantities outstanding included in commodity derivative contracts |  |  |  |  |  |  |  |  |  |  |  |
Nonmonetary notional amount | 0 | 174,381 | 0 | 0 | 0 | 124,795 | 0 | 0 | 0 | 96,470 | 0 | 0
Non-exchange Traded | Corn oil |  |  |  |  |  |  |  |  |  |  |  |
Amounts of quantities outstanding included in commodity derivative contracts |  |  |  |  |  |  |  |  |  |  |  |
Nonmonetary notional amount | 0 | 0 | 92,709 | 0 | 0 | 0 | 36,015 | 0 | 0 | 0 | 45,144 | 0
Non-exchange Traded | Soybean oil |  |  |  |  |  |  |  |  |  |  |  |
Amounts of quantities outstanding included in commodity derivative contracts |  |  |  |  |  |  |  |  |  |  |  |
Nonmonetary notional amount | 0 | 0 | 41,322 | 0 | 0 | 0 | 26,510 | 0 | 0 | 0 | 17,262 | 0
Non-exchange Traded | Other |  |  |  |  |  |  |  |  |  |  |  |
Amounts of quantities outstanding included in commodity derivative contracts |  |  |  |  |  |  |  |  |  |  |  |
Nonmonetary notional amount | 31,086 | 2,264 | 1,959 | 2,324 | 4,371 | 2,058 | 740 | 1,859 | 42,235 | 3,655 | 350 | 2,237
Exchange Traded |  |  |  |  |  |  |  |  |  |  |  |
Amounts of quantities outstanding included in commodity derivative contracts |  |  |  |  |  |  |  |  |  |  |  |
Nonmonetary notional amount | 399,432 | 121,304 | 1,890 | 240 | 404,055 | 93,576 | 14 | 149 | 422,750 | 58,590 | 16 | 183
Exchange Traded | Corn |  |  |  |  |  |  |  |  |  |  |  |
Amounts of quantities outstanding included in commodity derivative contracts |  |  |  |  |  |  |  |  |  |  |  |
Nonmonetary notional amount | 236,395 | 0 | 0 | 0 | 267,792 | 0 | 0 | 0 | 250,445 | 0 | 0 | 0
Exchange Traded | Soybeans |  |  |  |  |  |  |  |  |  |  |  |
Amounts of quantities outstanding included in commodity derivative contracts |  |  |  |  |  |  |  |  |  |  |  |
Nonmonetary notional amount | 60,660 | 0 | 0 | 0 | 53,730 | 0 | 0 | 0 | 62,785 | 0 | 0 | 0
Exchange Traded | Wheat |  |  |  |  |  |  |  |  |  |  |  |
Amounts of quantities outstanding included in commodity derivative contracts |  |  |  |  |  |  |  |  |  |  |  |
Nonmonetary notional amount | 101,087 | 0 | 0 | 0 | 80,733 | 0 | 0 | 0 | 108,805 | 0 | 0 | 0
Exchange Traded | Oats |  |  |  |  |  |  |  |  |  |  |  |
Amounts of quantities outstanding included in commodity derivative contracts |  |  |  |  |  |  |  |  |  |  |  |
Nonmonetary notional amount | 1,290 | 0 | 0 | 0 | 1,800 | 0 | 0 | 0 | 715 | 0 | 0 | 0
Exchange Traded | Ethanol |  |  |  |  |  |  |  |  |  |  |  |
Amounts of quantities outstanding included in commodity derivative contracts |  |  |  |  |  |  |  |  |  |  |  |
Nonmonetary notional amount | 0 | 96,894 | 0 | 0 | 0 | 73,584 | 0 | 0 | 0 | 19,488 | 0 | 0
Exchange Traded | Propane |  |  |  |  |  |  |  |  |  |  |  |
Amounts of quantities outstanding included in commodity derivative contracts |  |  |  |  |  |  |  |  |  |  |  |
Nonmonetary notional amount | 0 | 24,402 | 0 | 0 | 0 | 17,094 | 0 | 0 | 0 | 31,962 | 0 | 0
Exchange Traded | Other |  |  |  |  |  |  |  |  |  |  |  |
Amounts of quantities outstanding included in commodity derivative contracts |  |  |  |  |  |  |  |  |  |  |  |
Nonmonetary notional amount | 0 | 8 | 1,890 | 240 | 0 | 2,898 | 14 | 149 | 0 | 7,140 | 16 | 183

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