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Sales (Details) - USD ($) $ in Thousands | 3 Months Ended
--- | ---
Mar. 31, 2021 | Mar. 31, 2020
Disaggregation of Revenue [Line Items] |  |
Sales | $ 108,323 | $ 99,082
Distillery Products |  |
Disaggregation of Revenue [Line Items] |  |
Sales | 89,194 | 80,002
Ingredient Solutions |  |
Disaggregation of Revenue [Line Items] |  |
Sales | 19,129 | 19,080
Premium beverage alcohol | Distillery Products |  |
Disaggregation of Revenue [Line Items] |  |
Sales | 60,268 | 45,972
Brown goods | Distillery Products |  |
Disaggregation of Revenue [Line Items] |  |
Sales | 43,415 | 29,070
White goods | Distillery Products |  |
Disaggregation of Revenue [Line Items] |  |
Sales | 16,853 | 16,902
Industrial alcohol | Distillery Products |  |
Disaggregation of Revenue [Line Items] |  |
Sales | 17,336 | 21,618
Food grade alcohol | Distillery Products |  |
Disaggregation of Revenue [Line Items] |  |
Sales | 77,604 | 67,590
Fuel grade alcohol | Distillery Products |  |
Disaggregation of Revenue [Line Items] |  |
Sales | 2,517 | 1,522
Distillers feed and related co-products | Distillery Products |  |
Disaggregation of Revenue [Line Items] |  |
Sales | 4,972 | 6,989
Warehouse services | Distillery Products |  |
Disaggregation of Revenue [Line Items] |  |
Sales | 4,101 | 3,901
Specialty wheat starches | Ingredient Solutions |  |
Disaggregation of Revenue [Line Items] |  |
Sales | 10,222 | 10,212
Specialty wheat proteins | Ingredient Solutions |  |
Disaggregation of Revenue [Line Items] |  |
Sales | 6,046 | 6,365
Commodity wheat starches | Ingredient Solutions |  |
Disaggregation of Revenue [Line Items] |  |
Sales | 2,283 | 1,877
Commodity wheat proteins | Ingredient Solutions |  |
Disaggregation of Revenue [Line Items] |  |
Sales | $ 578 | $ 626

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