SEGMENT INFORMATION - Business Segment Earnings Before Income Tax (Details) - USD ($) $ in Thousands	3 Months Ended								12 Months Ended
	Dec. 31, 2022	Sep. 30, 2022	Jun. 30, 2022	Mar. 31, 2022	Dec. 31, 2021	Sep. 30, 2021	Jun. 30, 2021	Mar. 31, 2021	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Segment Reporting Information [Line Items]
Interest and other expense									$ (11,437)	$ (2,269)	$ (4,730)
Earnings before income tax expense	$ 25,776	$ 31,085	$ 39,258	$ 37,630	$ 33,146	$ 32,085	$ 30,019	$ 29,983	133,749	125,233	106,417
Other and Unallocated
Segment Reporting Information [Line Items]
Earnings before income tax expense									(5,784)	(4,728)	(7,030)
Interest and other expense
Segment Reporting Information [Line Items]
Interest and other expense									(11,437)	(2,269)	(4,730)
Human Nutrition and Health | Operating Segments
Segment Reporting Information [Line Items]
Earnings before income tax expense									82,125	76,031	61,397
Animal Nutrition and Health | Operating Segments
Segment Reporting Information [Line Items]
Earnings before income tax expense									36,056	26,179	29,979
Specialty Products | Operating Segments
Segment Reporting Information [Line Items]
Earnings before income tax expense									$ 32,789	$ 30,020	$ 26,801