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Inventories (Tables)

3 Months Ended

Mar. 31, 2013

Inventories [Abstract]

Inventory Amounts by Product Type

		March 31, 2013				December 31, 2012
NGLs		$	531.4			$	594.3
Petrochemicals and refined products			443.3				304.5
Crude oil			165.6				119.4
Natural gas			18.8				70.2
Total		$	1,159.1			$	1,088.4

Cost of Sales and Lower of Cost or Market Adjustments

		For the Three Months
		Ended March 31,
		2013				2012
Cost of sales (1)		$	9,692.5			$	9,665.8
Lower of cost or market adjustments		$	2.7			$	5.9
(1)   Cost of sales is a component of "Operating costs and expenses," as presented on our Unaudited Condensed Statements of Consolidated Operations. Quarter-to-quarter fluctuations in these amounts are primarily due to changes in energy commodity prices and sales volumes associated with our marketing activities.

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- Definition

Tabular disclosure of the summary of costs related to goods produced and sold and services rendered during the period. Discloses any lower of cost or market adjustment recorded during the period.

+ References

No definition available.

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- Definition

Tabular disclosure of the carrying amount as of the balance sheet date of merchandise, goods, commodities, or supplies held for future sale or to be used in manufacturing, servicing or production process.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 2

-Paragraph 6

-Subparagraph a,b,c

-Article 5

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