Segment Information (Narrative) (Details) - segment	12 Months Ended
	Dec. 31, 2018	Dec. 31, 2017
Segment Information
Number of Reportable Segments	4
SoyVen [Member]
Segment Information
Equity Method Investment, Ownership Percentage	50.00%
Wilmar International Limited [Member]
Segment Information
Equity Method Investment, Ownership Percentage	24.90%	24.90%
Aston Foods [Member]
Segment Information
Equity Method Investment, Ownership Percentage	50.00%