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NET SALES AND REVENUE (Tables) | 12 Months Ended
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Jan. 31, 2022
Revenue from Contract with Customer [Abstract] |
Schedule of Segment Reporting Information, by Segment [Table Text Block] |
|  | Fiscal Year |
|  | 2021 |  |  | 2020 |  |  | 2019 |
Sales of products, continuing operations: |  |  |  |  |  |  |  |  |  |  |  |
Ethanol |  | $ | 613,597 |  |  | $ | 284,191 |  |  | $ | 321,434 |
Dried distillers grains |  |  | 125,009 |  |  |  | 71,774 |  |  |  | 71,755 |
Non-food grade corn oil |  |  | 38,852 |  |  |  | 15,066 |  |  |  | 17,135 |
Modified distillers grains |  |  | 9,104 |  |  |  | 2,626 |  |  |  | 7,240 |
Derivative financial instruments losses |  |  | (12,109 | ) |  |  | (1,167 | ) |  |  | - |
Other |  |  | 349 |  |  |  | 174 |  |  |  | 136 |
Total sales |  | $ | 774,802 |  |  | $ | 372,664 |  |  | $ | 417,700 |
Sales of products, discontinued operations: |  |  |  |  |  |  |  |  |  |  |  |
Refined coal1 |  | $ | 400 |  |  | $ | 182 |  |  | $ | 334 |
| 1 | Refined coal sales were recorded net of the cost of coal as the Company purchased the coal feedstock from the customer to which the processed refined coal was sold.

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- Definition Tabular disclosure of the profit or loss and total assets for each reportable segment. An entity discloses certain information on each reportable segment if the amounts (a) are included in the measure of segment profit or loss reviewed by the chief operating decision maker or (b) are otherwise regularly provided to the chief operating decision maker, even if not included in that measure of segment profit or loss. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 22 -URI https://asc.fasb.org/extlink&oid=126901519&loc=d3e8736-108599 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 25 -URI https://asc.fasb.org/extlink&oid=126901519&loc=d3e8813-108599 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 50 -Paragraph 1 -URI https://asc.fasb.org/extlink&oid=121556970&loc=d3e13816-109267 Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 30 -URI https://asc.fasb.org/extlink&oid=126901519&loc=d3e8906-108599 + Details
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