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Restructuring Activities (Details) $ in Millions	Dec. 31, 2018 USD ($)
Severance cost recognized	$ 4.2
Severance Costs - Selling, General And Administration [Member]
Severance cost recognized	3.8
Severance Costs - Costs Of Goods Sold [Member]
Severance cost recognized	0.4
Corporate Activities [Member]
Severance cost recognized	3.1
Agribusiness & Energy Services [Member]
Severance cost recognized	0.7
Ethanol Production [Member]
Severance cost recognized	0.4
Accrued and Other Liabilities [Member]
Severance cost recognized	$ 2.7

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- Definition

Liability for amount due employees, in addition to wages and any other money that employers owe employees, when their employment ends through a layoff or other termination. For example, a company may provide involuntarily terminated employees with a lump sum payment equal to one week's salary for every year of employment.

+ References

No definition available.

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

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- Details

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Namespace Prefix:
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X

- Details

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Namespace Prefix:
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Balance Type:
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X

- Details

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Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

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Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

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Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

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Period Type: