SHORT-TERM BORROWINGS AND LONG-TERM DEBT (Details) In Millions, unless otherwise specified	1 Months Ended			1 Months Ended	3 Months Ended
	Mar. 31, 2012 Nutricion para el Conosur S.A. ARS installment	Mar. 15, 2012 Nutricion para el Conosur S.A. USD ($)	Mar. 15, 2012 Nutricion para el Conosur S.A. ARS	Jun. 30, 2011 2011 Credit Facility	Mar. 31, 2012 2011 Credit Facility USD ($)	Mar. 31, 2012 2011 Credit Facility Lower limit	Mar. 31, 2012 2011 Credit Facility Upper limit
Line of credit facility disclosures
Percentage of outstanding shares of capital stock acquired		80.00%	80.00%
Purchase price allocation, Total consideration transferred		$ 195.8	850.7
Notes payable			377.6
Term of credit facility (in years)				P5Y
Line of credit, maximum amount of outstanding borrowings and letters of credit permitted at any one time					500.0
Line of credit, potential maximum with Company request and lender consent					750.0
Credit Facility covenant, consolidated total debt to consolidated EBITDA ratio, numerator					3.25
Credit Facility covenant, consolidated total debt to consolidated EBITDA ratio, denominator					1.0
Credit Facility covenant, consolidated EBITDA to consolidated interest expense ratio, numerator					3.0
Credit Facility covenant, consolidated EBITDA to consolidated interest expense ratio, denominator					1.0
Description of interest rate basis					LIBOR
Range of margin added to base rate (as a percent)						0.075%	1.45%
Credit facility, commitment fee percentage					0.20%
Credit facility weighted average interest rate (as a percent)					3.49%
Number of installments payable within twelve months	3
Fourth installment amount after approval from Argentine regulatory	85.1
Stated rate (as a percent)	14.00%