INTANGIBLE ASSETS, Goodwill by Business Segment (Details) - USD ($) $ in Thousands	3 Months Ended
	Sep. 30, 2017	Dec. 31, 2016
Goodwill [Line Items]
Goodwill	$ 441,259	$ 439,811
Increase in the carrying amount of goodwill	1,405
Human Nutrition & Health [Member]
Goodwill [Line Items]
Goodwill	405,232	404,187
Animal Nutrition & Health [Member]
Goodwill [Line Items]
Goodwill	12,137	11,734
Specialty Products [Member]
Goodwill [Line Items]
Goodwill	22,662	22,662
Industrial Products [Member]
Goodwill [Line Items]
Goodwill	$ 1,228	$ 1,228