Goodwill (Details) $ in Thousands	6 Months Ended
	Jul. 02, 2022 USD ($)
Goodwill [Roll Forward]
Goodwill	$ 1,267,071
Accumulated impairment losses	(47,955)
Goodwill	1,219,116
Goodwill, Acquired During Period	379,685
Foreign currency translation	(42,987)
Goodwill	1,603,769
Accumulated impairment losses	(47,955)
Goodwill	1,555,814
Feed Ingredients
Goodwill [Roll Forward]
Goodwill	814,863
Accumulated impairment losses	(15,914)
Goodwill	798,949
Goodwill, Acquired During Period	349,757
Foreign currency translation	(17,064)
Goodwill	1,147,556
Accumulated impairment losses	(15,914)
Goodwill	1,131,642
Fuel Ingredients
Goodwill [Roll Forward]
Goodwill	119,342
Accumulated impairment losses	(31,580)
Goodwill	87,762
Goodwill, Acquired During Period	29,928
Foreign currency translation	(8,837)
Goodwill	140,433
Accumulated impairment losses	(31,580)
Goodwill	108,853
Food Ingredients
Goodwill [Roll Forward]
Goodwill	332,866
Accumulated impairment losses	(461)
Goodwill	332,405
Goodwill, Acquired During Period	0
Foreign currency translation	(17,086)
Goodwill	315,780
Accumulated impairment losses	(461)
Goodwill	$ 315,319