ACQUISITIONS (Pro Forma Information) (Details) (Toledo Refinery [Member], USD $) In Thousands, unless otherwise specified	10 Months Ended	12 Months Ended
Dec. 31, 2011	Dec. 31, 2011
Toledo Refinery [Member]
Business Acquisition [Line Items]
Actual revenue of acquiree since acquisition date	$ 6,113,055
Actual net income (loss) of acquiree since acquisition date	489,243
Pro forma revenue		15,961,529
Pro forma net income (loss)		$ 328,142

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The pro forma net Income or Loss for the period as if the business combination or combinations had been completed at the beginning of a period.

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The pro forma revenue for a period as if the business combination or combinations had been completed at the beginning of the period.

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This element represents the amount of earnings or loss of the acquiree since the acquisition date included in the consolidated income statement for the reporting period.

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This element represents the amount of revenue of the acquiree since the acquisition date included in the consolidated income statement for the reporting period.

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