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Segment Information (Summary Of Total Assets For Operating Segments) (Details) - USD ($) $ in Thousands		Sep. 30, 2016	Dec. 31, 2015
Segment Reporting Information [Line Items]
Total assets	[1]	$ 2,176,958	$ 1,917,920
Ethanol Production [Member]
Segment Reporting Information [Line Items]
Total assets	[1]	1,199,374	1,002,270
Agribusiness [Member]
Segment Reporting Information [Line Items]
Total assets	[1]	271,290	300,364
Marketing And Distribution [Member]
Segment Reporting Information [Line Items]
Total assets	[1]	279,368	230,651
Partnership [Member]
Segment Reporting Information [Line Items]
Total assets	[1]	75,541	81,430
Corporate Assets [Member]
Segment Reporting Information [Line Items]
Total assets	[1]	362,121	314,068
Intersegment Eliminations [Member]
Segment Reporting Information [Line Items]
Total assets	[1]	$ (10,736)	$ (10,863)
[1] Asset balances by segment exclude intercompany payable and receivable balances

X

- Definition

Sum of the carrying amounts as of the balance sheet date of all assets that are recognized. Assets are probable future economic benefits obtained or controlled by an entity as a result of past transactions or events.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 944
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.7-03(a)(12))
-URI http://asc.fasb.org/extlink&oid=6879938&loc=d3e572229-122910

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-03(11))
-URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878

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- 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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