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Fair Value Measurements (Tables)

12 Months Ended

Dec. 31, 2017

Fair Value Disclosures [Abstract]

Schedule of assets and liabilities measured at fair value on a recurring basis

The following table sets forth the assets and liabilities measured at fair value on a recurring basis, by input level, as of December 31, 2017 and 2016:

	December 31, 2017
	Level 1				Level 2				Level 3				Total
	(in millions)
Location and Description
Cash equivalents	$	15.2			$	—			$	—			$	15.2
Other current assets (investments)	0.1				—				—				0.1
Total Assets	$	15.3			$	—			$	—			$	15.3
Other current liabilities (derivative agreements)	$	—			$	(64.3	)		$	—			$	(64.3	)
Other current liabilities (biofuel blending obligation)	—				(1.0		)		—				(1.0		)
Total Liabilities	$	—			$	(65.3	)		$	—			$	(65.3	)

	December 31, 2016
	Level 1				Level 2				Level 3				Total
	(in millions)
Location and Description
Cash equivalents	$	15.8			$	—			$	—			$	15.8
Other current assets (investments)	0.1				—				—				0.1
Total Assets	$	15.9			$	—			$	—			$	15.9
Other current liabilities (derivative agreements)	$	—			$	(11.1	)		$	—			$	(11.1	)
Other current liabilities (biofuel blending obligation & benzene obligation)	—				(187.0		)		—				(187.0		)
Total Liabilities	$	—			$	(198.1	)		$	—			$	(198.1	)

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- References

No definition available.

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- Definition

Tabular disclosure of assets and liabilities, including [financial] instruments measured at fair value that are classified in stockholders' equity, if any, that are measured at fair value on a recurring basis. The disclosures contemplated herein include the fair value measurements at the reporting date by the level within the fair value hierarchy in which the fair value measurements in their entirety fall, segregating fair value measurements using quoted prices in active markets for identical assets (Level 1), significant other observable inputs (Level 2), and significant unobservable inputs (Level 3).

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 820
-SubTopic 10
-Section 50
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=66048111&loc=d3e19190-110258

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