Derivatives (Tables)

6 Months Ended

Jun. 30, 2012

Derivative Instruments and Hedging Activities Disclosure [Abstract]

Schedule Of Outstanding Derivatives Entered Into To Hedge Inventory Or Fixed Price Purchase Commitments

	Sell (Short) Contracts		Buy (Long) Contracts
Not qualifying or not designated as hedges under accounting rules:
Crude oil futures:
Contract volumes (1,000 bbls)	157		81
Weighted average contract price per bbl	$	89.58	$	90.88
Heating oil futures:
Contract volumes (1,000 bbls)	25		—
Weighted average contract price per gal	$	2.56	$	—
RBOB gasoline futures:
Contract volumes (1,000 bbls)	12		—
Weighted average contract price per gal	$	2.49	$	—
#6 Fuel oil futures:
Contract volumes (1,000 bbls)	555		145
Weighted average contract price per bbl	$	87.00	$	88.15
Crude oil options:
Contract volumes (1,000 bbls)	285		70
Weighted average premium received	$	2.04	$	1.12

Schedule Of Fair Value Of Derivative Assets And Liabilities

	Unaudited Condensed Consolidated Balance Sheets Location	Fair Value
		June 30, 2012				December 31, 2011
Asset Derivatives:
Commodity derivatives - futures and call options:
Undesignated hedges	Current Assets - Other	$	695			$	306
Total asset derivatives		$	695			$	306
Liability Derivatives:
Commodity derivatives - futures and call options:
Undesignated hedges	Current Assets - Other	$	(2,032	)	(1)	$	(2,820	)	(1)
Total liability derivatives		$	(2,032	)		$	(2,820	)

(1) These derivative liabilities have been funded with margin deposits recorded in our Unaudited Condensed Consolidated Balance Sheets under Current Assets - Other.

Schedule Of Effect On Operating Results

	Unaudited Condensed Consolidated Statements of Operations Location	Three Months Ended June 30,					Six Months Ended June 30,
		2012		2011			2012		2011
Commodity derivatives - futures and call options:
Contracts designated as hedges under accounting guidance	Supply and logistics product costs	$	—	$	(173	)	$	—	$	(434	)
Contracts not considered hedges under accounting guidance	Supply and logistics product costs	13,569		(13,637		)	2,858		(31,890		)
Total commodity derivatives		$	13,569	$	(13,810	)	$	2,858	$	(32,324	)