Percentage of voting equity interests acquired at the acquisition date in the business combination.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (c)
-URI http://asc.fasb.org/extlink&oid=79982066&loc=d3e1392-128463

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- Definition

Price of a single share of a number of saleable stocks paid or offered to be paid in a business combination.

+ References

No definition available.

+ Details

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Namespace Prefix:	us-gaap_
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Balance Type:	na
Period Type:	instant

- References

No definition available.

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- Definition

The cash outflow associated with the acquisition of a business, net of the cash acquired from the purchase.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 13
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=118932676&loc=d3e3213-108585

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- Definition

Amount of cash outflow to a noncontrolling interest. Includes, but not limited to, reduction of noncontrolling interest ownership. Excludes dividends paid to the noncontrolling interest.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 15
-URI http://asc.fasb.org/extlink&oid=118932676&loc=d3e3291-108585

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- Definition

Amount of consideration transferred for working capital, consisting of acquisition-date fair value of current assets transferred by the acquirer, net of cash acquired, and current liabilities incurred by the acquirer.

+ References

No definition available.

+ Details

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Merger and Acquisition (Details) - USD ($) $ / shares in Units, $ in Millions			9 Months Ended
	Jan. 10, 2019	May 14, 2018	Sep. 30, 2019	Sep. 30, 2018
Merger and Acquisition (Textual)
Merger transaction, aggregate merger consideration funded with available cash on hand			$ 950	$ 0
Amount paid from available cash on hand			$ 0	$ 466
VLP [Member]
Merger and Acquisition (Textual)
Merger transaction, price per common unit (in usd per unit)	$ 42.25
Merger transaction, aggregate merger consideration funded with available cash on hand	$ 950
Pure Biofuels [Member]
Merger and Acquisition (Textual)
Percent equity interests acquired		100.00%
Amount paid from available cash on hand		$ 466
Working capital		$ 130