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Segment Information (Narrative) (Details) | 9 Months Ended
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Sep. 30, 2018 segment
Segment Reporting Information [Line Items] |
Number of reportable segments | 4
SoyVen [Member] |
Segment Reporting Information [Line Items] |
Equity Method Investment, Ownership Percentage | 50.00%
Aston Foods [Member] |
Segment Reporting Information [Line Items] |
Equity Method Investment, Ownership Percentage | 50.00%

X
- Definition The percentage of ownership of common stock or equity participation in the investee accounted for under the equity method of accounting. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 323 -SubTopic 10 -Section 50 -Paragraph 3 -Subparagraph (a)(1) -URI http://asc.fasb.org/extlink&oid=66011266&loc=d3e33918-111571 + Details
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Balance Type: | na
Period Type: | instant

X
- Definition Number of segments reported by the entity. A reportable segment is a component of an entity for which there is an accounting requirement to report separate financial information on that component in the entity's financial statements. + References No definition available. + Details
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X
- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
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X
- Details
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Namespace Prefix: |
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Period Type: |

X
- Details
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Namespace Prefix: |
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Balance Type: |
Period Type: |