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General (Tables) | 12 Months Ended
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Jan. 02, 2021
General [Abstract] |
Net Income per Common Share [Table Text Block] |
| Net Income per Common Share (in thousands, except per share data)
|  | January 2, |  |  |  | December 28, |  |  |  | December 29, |
|  | 2021 |  |  |  | 2019 |  |  |  | 2018 |
| Income | Shares | Per-Share |  | Income | Shares | Per-Share |  | Income | Shares | Per-Share
Basic: |  |  |  |  |  |  |  |  |  |  |
Net income attributable to Darling | $ | 296,819 |  | 162,572 | $ | 1.83 |  |  | $ | 312,600 |  | 164,633 | $ | 1.90 |  |  | $ | 101,496 |  | 164,789 | $ | 0.62 |
Diluted: |  |  |  |  |  |  |  |  |  |  |
Effect of dilutive securities |  |  |  |  |  |  |  |  |  |  |
Add: Option shares in the money and dilutive effect of nonvested stock | — |  | 6,526 | — |  |  | — |  | 5,983 | — |  |  | — |  | 5,234 | — |
Less: Pro-forma treasury shares | — |  | (1,890) | — |  |  | — |  | (2,238) | — |  |  | — | (2,113) | — |
Diluted: |  |  |  |  |  |  |  |  |  |  |
Net income attributable to Darling | $ | 296,819 |  | 167,208 | $ | 1.78 |  |  | $ | 312,600 |  | 168,378 | $ | 1.86 |  |  | $ | 101,496 |  | 167,910 | $ | 0.60 |

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- Definition General [Abstract] + References No definition available. + Details
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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=6371337&loc=d3e3550-109257 + Details
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