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Revenue Disaggregation of Revenue (Details) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2018 | Jul. 01, 2017 | Jun. 30, 2018 | Jul. 01, 2017
Revenue, Initial Application Period Cumulative Effect Transition [Line Items] |  |  |  |
Net sales | $ 846,646 | $ 894,930 | $ 1,722,020 | $ 1,773,440
Feed Ingredients |  |  |  |
Revenue, Initial Application Period Cumulative Effect Transition [Line Items] |  |  |  |
Net sales | 498,823 | 549,119 | 984,621 | 1,101,743
Food Ingredients |  |  |  |
Revenue, Initial Application Period Cumulative Effect Transition [Line Items] |  |  |  |
Net sales | 276,729 | 278,409 | 582,249 | 544,635
Fuel Ingredients |  |  |  |
Revenue, Initial Application Period Cumulative Effect Transition [Line Items] |  |  |  |
Net sales | 71,094 | 67,402 | 155,150 | 127,062
North America |  |  |  |
Revenue, Initial Application Period Cumulative Effect Transition [Line Items] |  |  |  |
Net sales | 464,902 | 475,169 | 921,095 | 951,912
North America | Feed Ingredients |  |  |  |
Revenue, Initial Application Period Cumulative Effect Transition [Line Items] |  |  |  |
Net sales | 408,402 | 415,465 | 798,778 | 838,400
North America | Food Ingredients |  |  |  |
Revenue, Initial Application Period Cumulative Effect Transition [Line Items] |  |  |  |
Net sales | 45,988 | 48,838 | 90,265 | 94,563
North America | Fuel Ingredients |  |  |  |
Revenue, Initial Application Period Cumulative Effect Transition [Line Items] |  |  |  |
Net sales | 10,512 | 10,866 | 32,052 | 18,949
Europe |  |  |  |
Revenue, Initial Application Period Cumulative Effect Transition [Line Items] |  |  |  |
Net sales | 302,528 | 338,670 | 636,473 | 662,875
Europe | Feed Ingredients |  |  |  |
Revenue, Initial Application Period Cumulative Effect Transition [Line Items] |  |  |  |
Net sales | 82,324 | 124,925 | 170,114 | 247,852
Europe | Food Ingredients |  |  |  |
Revenue, Initial Application Period Cumulative Effect Transition [Line Items] |  |  |  |
Net sales | 159,622 | 157,209 | 343,261 | 306,910
Europe | Fuel Ingredients |  |  |  |
Revenue, Initial Application Period Cumulative Effect Transition [Line Items] |  |  |  |
Net sales | 60,582 | 56,536 | 123,098 | 108,113
China |  |  |  |
Revenue, Initial Application Period Cumulative Effect Transition [Line Items] |  |  |  |
Net sales | 51,883 | 48,433 | 101,473 | 94,827
China | Feed Ingredients |  |  |  |
Revenue, Initial Application Period Cumulative Effect Transition [Line Items] |  |  |  |
Net sales | 6,402 | 7,210 | 12,080 | 11,944
China | Food Ingredients |  |  |  |
Revenue, Initial Application Period Cumulative Effect Transition [Line Items] |  |  |  |
Net sales | 45,481 | 41,223 | 89,393 | 82,883
China | Fuel Ingredients |  |  |  |
Revenue, Initial Application Period Cumulative Effect Transition [Line Items] |  |  |  |
Net sales | 0 | 0 | 0 | 0
South America |  |  |  |
Revenue, Initial Application Period Cumulative Effect Transition [Line Items] |  |  |  |
Net sales | 9,916 | 12,107 | 24,260 | 25,081
South America | Feed Ingredients |  |  |  |
Revenue, Initial Application Period Cumulative Effect Transition [Line Items] |  |  |  |
Net sales | 0 | 0 | 0 | 0
South America | Food Ingredients |  |  |  |
Revenue, Initial Application Period Cumulative Effect Transition [Line Items] |  |  |  |
Net sales | 9,916 | 12,107 | 24,260 | 25,081
South America | Fuel Ingredients |  |  |  |
Revenue, Initial Application Period Cumulative Effect Transition [Line Items] |  |  |  |
Net sales | 0 | 0 | 0 | 0
Other |  |  |  |
Revenue, Initial Application Period Cumulative Effect Transition [Line Items] |  |  |  |
Net sales | 17,417 | 20,551 | 38,719 | 38,745
Other | Feed Ingredients |  |  |  |
Revenue, Initial Application Period Cumulative Effect Transition [Line Items] |  |  |  |
Net sales | 1,695 | 1,519 | 3,649 | 3,547
Other | Food Ingredients |  |  |  |
Revenue, Initial Application Period Cumulative Effect Transition [Line Items] |  |  |  |
Net sales | 15,722 | 19,032 | 35,070 | 35,198
Other | Fuel Ingredients |  |  |  |
Revenue, Initial Application Period Cumulative Effect Transition [Line Items] |  |  |  |
Net sales | 0 | 0 | 0 | 0
Fats |  |  |  |
Revenue, Initial Application Period Cumulative Effect Transition [Line Items] |  |  |  |
Net sales | 175,958 | 203,802 | 364,329 | 402,700
Fats | Feed Ingredients |  |  |  |
Revenue, Initial Application Period Cumulative Effect Transition [Line Items] |  |  |  |
Net sales | 137,143 | 160,235 | 280,695 | 318,240
Fats | Food Ingredients |  |  |  |
Revenue, Initial Application Period Cumulative Effect Transition [Line Items] |  |  |  |
Net sales | 38,815 | 43,567 | 83,634 | 84,460
Fats | Fuel Ingredients |  |  |  |
Revenue, Initial Application Period Cumulative Effect Transition [Line Items] |  |  |  |
Net sales | 0 | 0 | 0 | 0
Used cooking oil |  |  |  |
Revenue, Initial Application Period Cumulative Effect Transition [Line Items] |  |  |  |
Net sales | 48,084 | 45,457 | 84,692 | 89,503
Used cooking oil | Feed Ingredients |  |  |  |
Revenue, Initial Application Period Cumulative Effect Transition [Line Items] |  |  |  |
Net sales | 48,084 | 45,457 | 84,692 | 89,503
Used cooking oil | Food Ingredients |  |  |  |
Revenue, Initial Application Period Cumulative Effect Transition [Line Items] |  |  |  |
Net sales | 0 | 0 | 0 | 0
Used cooking oil | Fuel Ingredients |  |  |  |
Revenue, Initial Application Period Cumulative Effect Transition [Line Items] |  |  |  |
Net sales | 0 | 0 | 0 | 0
Proteins |  |  |  |
Revenue, Initial Application Period Cumulative Effect Transition [Line Items] |  |  |  |
Net sales | 221,467 | 195,750 | 424,862 | 393,901
Proteins | Feed Ingredients |  |  |  |
Revenue, Initial Application Period Cumulative Effect Transition [Line Items] |  |  |  |
Net sales | 221,467 | 195,750 | 424,862 | 393,901
Proteins | Food Ingredients |  |  |  |
Revenue, Initial Application Period Cumulative Effect Transition [Line Items] |  |  |  |
Net sales | 0 | 0 | 0 | 0
Proteins | Fuel Ingredients |  |  |  |
Revenue, Initial Application Period Cumulative Effect Transition [Line Items] |  |  |  |
Net sales | 0 | 0 | 0 | 0
Bakery |  |  |  |
Revenue, Initial Application Period Cumulative Effect Transition [Line Items] |  |  |  |
Net sales | 44,482 | 51,591 | 91,233 | 107,688
Bakery | Feed Ingredients |  |  |  |
Revenue, Initial Application Period Cumulative Effect Transition [Line Items] |  |  |  |
Net sales | 44,482 | 51,591 | 91,233 | 107,688
Bakery | Food Ingredients |  |  |  |
Revenue, Initial Application Period Cumulative Effect Transition [Line Items] |  |  |  |
Net sales | 0 | 0 | 0 | 0
Bakery | Fuel Ingredients |  |  |  |
Revenue, Initial Application Period Cumulative Effect Transition [Line Items] |  |  |  |
Net sales | 0 | 0 | 0 | 0
Other rendering |  |  |  |
Revenue, Initial Application Period Cumulative Effect Transition [Line Items] |  |  |  |
Net sales | 28,979 | 73,555 | 60,341 | 147,155
Other rendering | Feed Ingredients |  |  |  |
Revenue, Initial Application Period Cumulative Effect Transition [Line Items] |  |  |  |
Net sales | 28,979 | 73,555 | 60,341 | 147,155
Other rendering | Food Ingredients |  |  |  |
Revenue, Initial Application Period Cumulative Effect Transition [Line Items] |  |  |  |
Net sales | 0 | 0 | 0 | 0
Other rendering | Fuel Ingredients |  |  |  |
Revenue, Initial Application Period Cumulative Effect Transition [Line Items] |  |  |  |
Net sales | 0 | 0 | 0 | 0
Food ingredients |  |  |  |
Revenue, Initial Application Period Cumulative Effect Transition [Line Items] |  |  |  |
Net sales | 217,366 | 212,128 | 451,289 | 418,407
Food ingredients | Feed Ingredients |  |  |  |
Revenue, Initial Application Period Cumulative Effect Transition [Line Items] |  |  |  |
Net sales | 0 | 0 | 0 | 0
Food ingredients | Food Ingredients |  |  |  |
Revenue, Initial Application Period Cumulative Effect Transition [Line Items] |  |  |  |
Net sales | 217,366 | 212,128 | 451,289 | 418,407
Food ingredients | Fuel Ingredients |  |  |  |
Revenue, Initial Application Period Cumulative Effect Transition [Line Items] |  |  |  |
Net sales | 0 | 0 | 0 | 0
Bioenergy |  |  |  |
Revenue, Initial Application Period Cumulative Effect Transition [Line Items] |  |  |  |
Net sales | 60,582 | 56,536 | 123,098 | 108,113
Bioenergy | Feed Ingredients |  |  |  |
Revenue, Initial Application Period Cumulative Effect Transition [Line Items] |  |  |  |
Net sales | 0 | 0 | 0 | 0
Bioenergy | Food Ingredients |  |  |  |
Revenue, Initial Application Period Cumulative Effect Transition [Line Items] |  |  |  |
Net sales | 0 | 0 | 0 | 0
Bioenergy | Fuel Ingredients |  |  |  |
Revenue, Initial Application Period Cumulative Effect Transition [Line Items] |  |  |  |
Net sales | 60,582 | 56,536 | 123,098 | 108,113
Biofuels |  |  |  |
Revenue, Initial Application Period Cumulative Effect Transition [Line Items] |  |  |  |
Net sales | 10,512 | 10,866 | 32,052 | 18,949
Biofuels | Feed Ingredients |  |  |  |
Revenue, Initial Application Period Cumulative Effect Transition [Line Items] |  |  |  |
Net sales | 0 | 0 | 0 | 0
Biofuels | Food Ingredients |  |  |  |
Revenue, Initial Application Period Cumulative Effect Transition [Line Items] |  |  |  |
Net sales | 0 | 0 | 0 | 0
Biofuels | Fuel Ingredients |  |  |  |
Revenue, Initial Application Period Cumulative Effect Transition [Line Items] |  |  |  |
Net sales | 10,512 | 10,866 | 32,052 | 18,949
Other |  |  |  |
Revenue, Initial Application Period Cumulative Effect Transition [Line Items] |  |  |  |
Net sales | 39,216 | 45,245 | 90,124 | 87,024
Other | Feed Ingredients |  |  |  |
Revenue, Initial Application Period Cumulative Effect Transition [Line Items] |  |  |  |
Net sales | 18,668 | 22,531 | 42,798 | 45,256
Other | Food Ingredients |  |  |  |
Revenue, Initial Application Period Cumulative Effect Transition [Line Items] |  |  |  |
Net sales | 20,548 | 22,714 | 47,326 | 41,768
Other | Fuel Ingredients |  |  |  |
Revenue, Initial Application Period Cumulative Effect Transition [Line Items] |  |  |  |
Net sales | 0 | 0 | 0 | 0
Balances without adoption of Topic 606 |  |  |  |
Revenue, Initial Application Period Cumulative Effect Transition [Line Items] |  |  |  |
Revenue, Modified Retrospective Basis Effect |  | $ 37,900 |  | $ 76,100
Accounting Standards Update 2014-09 | Balances without adoption of Topic 606 |  |  |  |
Revenue, Initial Application Period Cumulative Effect Transition [Line Items] |  |  |  |
Net sales | $ 892,095 |  | $ 1,813,656 |

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