Derivatives (Tables)

3 Months Ended

Mar. 31, 2013

Derivative Instruments and Hedging Activities Disclosure [Abstract]

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

At March 31, 2013, we had the following outstanding derivative commodity contracts that were entered into to economically hedge inventory or fixed price purchase commitments. We had no outstanding derivative contracts that were designated as hedges under accounting rules.

	Sell (Short) Contracts		Buy (Long) Contracts
Not qualifying or not designated as hedges under accounting rules:
Crude oil futures:
Contract volumes (1,000 bbls)	339		159
Weighted average contract price per bbl	$	91.71	$	93.38
Crude oil LLS/WTI swap:
Contract volumes (1,000 bbls)	20		40
Weighted average contract price per bbl	$	17.60	$	16.38
Heating oil futures:
Contract volumes (1,000 bbls)	60		—
Weighted average contract price per gal	$	2.99	$	—
#6 Fuel oil futures:
Contract volumes (1,000 bbls)	613		—
Weighted average contract price per bbl	$	95.08	$	—
Crude oil options:
Contract volumes (1,000 bbls)	250		60
Weighted average premium received	$	1.41	$	0.25

Schedule Of Fair Value Of Derivative Assets And Liabilities

The following tables reflect the estimated fair value gain (loss) position of our derivatives at March 31, 2013 and December 31, 2012:

Fair Value of Derivative Assets and Liabilities

	Unaudited Condensed Consolidated Balance Sheets Location	Fair Value
		March 31, 2013			December 31, 2012
Asset Derivatives:
Commodity derivatives - futures and call options (undesignated hedges):
Gross amount of recognized assets	Current Assets - Other	$	689		$	758
Gross amount offset in the Unaudited Condensed Consolidated Balance Sheets	Current Assets - Other	(689		)	$	(758	)
Net amount of assets presented in the Unaudited Condensed Consolidated Balance Sheets		$	—		$	—
Liability Derivatives:
Commodity derivatives - futures and call options (undesignated hedges):
Gross amount of recognized liabilities	Current Assets - Other (1)	$	(3,247	)	$	(3,357	)
Gross amount offset in the Unaudited Condensed Consolidated Balance Sheets	Current Assets - Other (1)	$	3,247		$	3,357
Net amount of liabilities presented in the Unaudited Condensed Consolidated Balance Sheets		$	—		$	—

(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

		Amount of Gain (Loss) Recognized in Income
	Unaudited Condensed Consolidated Statements of Operations Location	Three Months Ended March 31,
		2013			2012
Commodity derivatives - futures and call options:
Contracts not considered hedges under accounting guidance	Supply and logistics product costs	(3,503		)	(10,711		)
Total commodity derivatives		$	(3,503	)	$	(10,711	)