Related Party Transactions (Tables)

6 Months Ended

Jun. 30, 2011

Related Party Transactions - (Tables) [Abstract]

Related party disclosure fair value derivatives

The following table summarizes the fair values of our energy commodity derivative contracts that are (i) associated with commodity price risk management activities with J. Aron & Company/Goldman Sachs; and (ii) included within "Fair value of derivative contracts" on our accompanying consolidated balance sheets as of June 30, 2011 and December 31, 2010 (in millions):

	June 30, 2011			December 31, 2010
Derivatives - asset/(liability)
Current assets	$	7.6		$	-
Noncurrent assets	$	6.0		$	12.7
Current liabilities	$	(158.2	)	$	(221.4	)
Noncurrent liabilities	$	(52.8	)	$	(57.5	)