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v3.21.2

Nature of Activities and Summary of Significant Accounting Policies (Details) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2021 | Jun. 30, 2020 | Jun. 30, 2021 | Jun. 30, 2020
Sales | $ 54,884 | $ 47,824 | $ 97,691 | $ 87,304
North America [Member] |  |  |  |
Sales | 54,730 | 45,223 | 97,058 | 81,095
North America [Member] | Ethanol and high-grade alcohol sales |  |  |  |
Sales | 42,169 | 36,240 | 72,089 | 61,562
North America [Member] | Wet distiller's grains sales |  |  |  |
Sales | 10,630 | 7,466 | 21,665 | 15,840
North America [Member] | Other sales |  |  |  |
Sales | 1,931 | 1,517 | 3,304 | 3,693
India [Member] |  |  |  |
Sales | 154 | 2,601 | 633 | 6,209
India [Member] | Other sales |  |  |  |
Sales | 38 | 20 | 43 | 33
India [Member] | Biodiesel sales |  |  |  |
Sales | 107 | 2,149 | 465 | 4,942
India [Member] | Refined Glycerin sales |  |  |  |
Sales | 9 | 370 | 125 | 460
India [Member] | PFAD sales |  |  |  |
Sales | $ 0 | $ 62 | $ 0 | $ 774

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