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Goodwill | 6 Months Ended
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Jun. 30, 2018
Intangible Asset Disclosure Text Block [Abstract] |
Goodwill | Goodwill Changes in the carrying amount of goodwill (in thousands):
| Feed Ingredients | Food Ingredients | Fuel Ingredients | Total
Balance at December 30, 2017 |  |  |  |
Goodwill | $ | 848,167 |  | $ | 344,471 |  | $ | 124,369 |  | $ | 1,317,007 |
Accumulated impairment losses | (15,914 | ) | — |  | — |  | (15,914 | )
| 832,253 |  | 344,471 |  | 124,369 |  | 1,301,093 |
Goodwill acquired during year | 19,554 |  | — |  | — |  | 19,554 |
Goodwill disposed of during year | (61,088 | ) | — |  | — |  | (61,088 | )
Goodwill impaired during year | — |  | (461 | ) | — |  | (461 | )
Foreign currency translation | (15,342 | ) | (6,483 | ) | (4,309 | ) | (26,134 | )
Balance at June 30, 2018 |  |  |  |  |  |  |
Goodwill | 791,291 |  | 337,988 |  | 120,060 |  | 1,249,339 |
Accumulated impairment losses | (15,914 | ) | (461 | ) | — |  | (16,375 | )
| $ | 775,377 |  | $ | 337,527 |  | $ | 120,060 |  | $ | 1,232,964 |

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- Definition Intangible Asset Disclosure Text Block [Abstract] + References No definition available. + Details
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- Definition The entire disclosure for goodwill. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -URI http://asc.fasb.org/subtopic&trid=2144439 + Details
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