SEGMENT INFORMATION - Depreciation and Amortization (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Segment information [Abstract]
Depreciation and amortization	$ 11,933	$ 12,099	$ 23,861	$ 24,463
Operating segments | Human Nutrition & Health
Segment information [Abstract]
Depreciation and amortization	7,392	7,441	14,747	15,014
Operating segments | Animal Nutrition & Health
Segment information [Abstract]
Depreciation and amortization	1,668	1,816	3,329	3,580
Operating segments | Specialty Products
Segment information [Abstract]
Depreciation and amortization	1,899	2,085	3,831	4,354
Other and unallocated
Segment information [Abstract]
Depreciation and amortization	$ 974	$ 757	$ 1,954	$ 1,515