BUSINESS DESCRIPTION AND SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Details) $ in Thousands	12 Months Ended
	Dec. 31, 2016 USD ($)
BUSINESS DESCRIPTION AND SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES [Abstract]
Change in carrying amount of goodwill as a result of changes to the fair value of assets acquired and liabilities assumed	$ 4,272
Goodwill [Roll Forward]
Goodwill, beginning of period	383,906
Goodwill as a result of the Acquisition of Albion International, Inc. - see Note 2	55,905
Goodwill, end of period	439,811
Human Nutrition and Health [Member]
Goodwill [Roll Forward]
Goodwill, beginning of period	363,784
Goodwill, end of period	404,187
Animal Nutrition and Health [Member]
Goodwill [Roll Forward]
Goodwill, beginning of period	11,734
Goodwill, end of period	11,734
Specialty Products [Member]
Goodwill [Roll Forward]
Goodwill, beginning of period	7,160
Goodwill, end of period	22,662
Industrial Products [Member]
Goodwill [Roll Forward]
Goodwill, beginning of period	1,228
Goodwill, end of period	$ 1,228
Buildings [Member] | Minimum [Member]
Property, Plant and Equipment [Line Items]
Estimated useful lives	15 years
Buildings [Member] | Maximum [Member]
Property, Plant and Equipment [Line Items]
Estimated useful lives	25 years
Equipment [Member] | Minimum [Member]
Property, Plant and Equipment [Line Items]
Estimated useful lives	2 years
Equipment [Member] | Maximum [Member]
Property, Plant and Equipment [Line Items]
Estimated useful lives	28 years
Customer Relationships and Lists [Member]
Acquired Finite-Lived Intangible Assets [Line Items]
Amortization Period	10 years
Trademarks & Trade Names [Member]
Acquired Finite-Lived Intangible Assets [Line Items]
Amortization Period	17 years
Developed Technology [Member]
Acquired Finite-Lived Intangible Assets [Line Items]
Amortization Period	5 years
Regulatory Registration Costs [Member] | Minimum [Member]
Acquired Finite-Lived Intangible Assets [Line Items]
Amortization Period	5 years
Regulatory Registration Costs [Member] | Maximum [Member]
Acquired Finite-Lived Intangible Assets [Line Items]
Amortization Period	10 years
Patents & Trade Secrets [Member] | Minimum [Member]
Acquired Finite-Lived Intangible Assets [Line Items]
Amortization Period	15 years
Patents & Trade Secrets [Member] | Maximum [Member]
Acquired Finite-Lived Intangible Assets [Line Items]
Amortization Period	17 years
Other [Member] | Minimum [Member]
Acquired Finite-Lived Intangible Assets [Line Items]
Amortization Period	5 years
Other [Member] | Maximum [Member]
Acquired Finite-Lived Intangible Assets [Line Items]
Amortization Period	10 years