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Revenue Disaggregation of Revenue (Details) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 27, 2025 | Sep. 28, 2024 | Sep. 27, 2025 | Sep. 28, 2024
Disaggregation of Revenue [Line Items] |  |  |  |
Net sales | $ 1,563,966 | $ 1,421,891 | $ 4,426,078 | $ 4,297,482
Feed Ingredients |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Net sales | 1,029,115 | 927,457 | 2,861,930 | 2,751,452
Food Ingredients |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Net sales | 380,574 | 357,292 | 1,115,956 | 1,127,415
Fuel Ingredients |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Net sales | 154,277 | 137,142 | 448,192 | 418,615
North America |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Net sales | 881,789 | 818,039 | 2,488,325 | 2,437,292
North America | Feed Ingredients |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Net sales | 781,733 | 720,381 | 2,179,259 | 2,132,009
North America | Food Ingredients |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Net sales | 100,056 | 97,658 | 309,066 | 305,283
North America | Fuel Ingredients |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Net sales | 0 | 0 | 0 | 0
Europe |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Net sales | 448,403 | 394,397 | 1,303,853 | 1,219,996
Europe | Feed Ingredients |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Net sales | 114,784 | 95,625 | 323,522 | 304,195
Europe | Food Ingredients |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Net sales | 179,342 | 161,630 | 532,139 | 497,186
Europe | Fuel Ingredients |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Net sales | 154,277 | 137,142 | 448,192 | 418,615
China |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Net sales | 68,925 | 62,416 | 184,104 | 198,648
China | Feed Ingredients |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Net sales | 12,017 | 8,910 | 23,001 | 21,747
China | Food Ingredients |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Net sales | 56,908 | 53,506 | 161,103 | 176,901
China | Fuel Ingredients |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Net sales | 0 | 0 | 0 | 0
South America |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Net sales | 147,238 | 131,169 | 403,348 | 392,369
South America | Feed Ingredients |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Net sales | 116,737 | 98,980 | 325,110 | 282,733
South America | Food Ingredients |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Net sales | 30,501 | 32,189 | 78,238 | 109,636
South America | Fuel Ingredients |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Net sales | 0 | 0 | 0 | 0
Other |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Net sales | 17,611 | 15,870 | 46,448 | 49,177
Other | Feed Ingredients |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Net sales | 3,844 | 3,561 | 11,038 | 10,768
Other | Food Ingredients |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Net sales | 13,767 | 12,309 | 35,410 | 38,409
Other | Fuel Ingredients |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Net sales | 0 | 0 | 0 | 0
Fats |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Net sales | 472,746 | 387,852 | 1,293,311 | 1,090,138
Fats | Feed Ingredients |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Net sales | 428,415 | 346,870 | 1,159,930 | 972,792
Fats | Food Ingredients |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Net sales | 44,331 | 40,982 | 133,381 | 117,346
Fats | Fuel Ingredients |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Net sales | 0 | 0 | 0 | 0
Used cooking oil |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Net sales | 125,900 | 81,674 | 290,100 | 253,600
Used cooking oil | Feed Ingredients |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Net sales | 125,900 | 81,674 | 290,100 | 253,600
Used cooking oil | Food Ingredients |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Net sales | 0 | 0 | 0 | 0
Used cooking oil | Fuel Ingredients |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Net sales | 0 | 0 | 0 | 0
Proteins |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Net sales | 338,800 | 369,544 | 1,017,000 | 1,119,700
Proteins | Feed Ingredients |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Net sales | 338,800 | 369,544 | 1,017,000 | 1,119,700
Proteins | Food Ingredients |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Net sales | 0 | 0 | 0 | 0
Proteins | Fuel Ingredients |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Net sales | 0 | 0 | 0 | 0
Bakery |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Net sales | 46,900 | 47,696 | 149,100 | 141,100
Bakery | Feed Ingredients |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Net sales | 46,900 | 47,696 | 149,100 | 141,100
Bakery | Food Ingredients |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Net sales | 0 | 0 | 0 | 0
Bakery | Fuel Ingredients |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Net sales | 0 | 0 | 0 | 0
Other rendering |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Net sales | 76,900 | 69,658 | 209,900 | 225,900
Other rendering | Feed Ingredients |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Net sales | 76,900 | 69,658 | 209,900 | 225,900
Other rendering | Food Ingredients |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Net sales | 0 | 0 | 0 | 0
Other rendering | Fuel Ingredients |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Net sales | 0 | 0 | 0 | 0
Food ingredients |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Net sales | 311,067 | 289,311 | 900,997 | 935,659
Food ingredients | Feed Ingredients |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Net sales | 0 | 0 | 0 | 0
Food ingredients | Food Ingredients |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Net sales | 311,067 | 289,311 | 900,997 | 935,659
Food ingredients | Fuel Ingredients |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Net sales | 0 | 0 | 0 | 0
Bioenergy |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Net sales | 154,277 | 137,142 | 448,192 | 418,615
Bioenergy | Feed Ingredients |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Net sales | 0 | 0 | 0 | 0
Bioenergy | Food Ingredients |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Net sales | 0 | 0 | 0 | 0
Bioenergy | Fuel Ingredients |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Net sales | 154,277 | 137,142 | 448,192 | 418,615
Other |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Net sales | 37,376 | 39,014 | 117,478 | 112,770
Other | Feed Ingredients |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Net sales | 12,200 | 12,015 | 35,900 | 38,360
Other | Food Ingredients |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Net sales | 25,176 | 26,999 | 81,578 | 74,410
Other | Fuel Ingredients |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Net sales | $ 0 | $ 0 | $ 0 | $ 0

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