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Earnings Per Share. (Tables) | 6 Months Ended
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Jun. 30, 2021
Earnings Per Share [Abstract] |
Schedule of computation of basic and diluted earnings per share |
|  | Three Months Ended June 30, 2021 |
|  | Income Numerator |  |  | Shares Denominator |  |  | Per-Share Amount |
Net income attributed to Alto Ingredients, Inc. |  | $ | 8,390 |  |  |  |  |  |  |  |  |
Less: Preferred stock dividends |  |  | (315 | ) |  |  |  |  |  |  |  |
Basic income per share: |  |  |  |  |  |  |  |  |  |  |  |
Income available to common stockholders |  | $ | 8,075 |  |  |  | 71,260 |  |  | $ | 0.11 |
Add: Dilutive instruments |  |  | — |  |  |  | 669 |  |  |  |  |
Diluted income per share: |  |  |  |  |  |  |  |  |  |  |  |
Income available to common stockholders |  | $ | 8,075 |  |  |  | 71,929 |  |  | $ | 0.11 |
|  | Three Months Ended June 30, 2020 |
|  | Income Numerator |  |  | Shares Denominator |  |  | Per-Share Amount |
Net income attributed to Alto Ingredients, Inc. |  | $ | 14,964 |  |  |  |  |  |  |  |  |
Less: Preferred stock dividends |  |  | (315 | ) |  |  |  |  |  |  |  |
Basic and diluted income per share: |  |  |  |  |  |  |  |  |  |  |  |
Income available to common stockholders |  | $ | 14,649 |  |  |  | 54,498 |  |  | $ | 0.27 |
|  | Six Months Ended June 30, 2021 |
|  | Income Numerator |  |  | Shares Denominator |  |  | Per-Share Amount |
Net income attributed to Alto Ingredients, Inc. |  | $ | 13,068 |  |  |  |  |  |  |  |  |
Less: Preferred stock dividends |  |  | (627 | ) |  |  |  |  |  |  |  |
Basic income per share: |  |  |  |  |  |  |  |  |  |  |  |
Income available to common stockholders |  | $ | 12,441 |  |  |  | 70,808 |  |  | $ | 0.18 |
Add: Dilutive instruments |  |  | — |  |  |  | 1,153 |  |  |  |  |
Diluted income per share: |  |  |  |  |  |  |  |  |  |  |  |
Income available to common stockholders |  | $ | 12,441 |  |  |  | 71,961 |  |  | $ | 0.17 |
|  | Six Months Ended June 30, 2020 |
|  | Loss Numerator |  |  | Shares Denominator |  |  | Per-Share Amount |
Net loss attributed to Alto Ingredients, Inc. |  | $ | (10,136 | ) |  |  |  |  |  |  |  |
Less: Preferred stock dividends |  |  | (630 | ) |  |  |  |  |  |  |  |
Basic and diluted loss per share: |  |  |  |  |  |  |  |  |  |  |  |
Loss available to common stockholders |  | $ | (10,766 | ) |  |  | 54,163 |  |  | $ | (0.20 | )

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- Definition Tabular disclosure of an entity's basic and diluted earnings per share calculations, including a reconciliation of numerators and denominators of the basic and diluted per-share computations for income from continuing operations. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=124432515&loc=d3e3550-109257 + Details
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