Consolidated Condensed Statements of Comprehensive Income (USD $) In Millions, unless otherwise specified	3 Months Ended
	Mar. 31, 2015	Mar. 31, 2014
Consolidated Condensed Statements of Comprehensive Income
Net income / (loss)	$ (100)	$ 223
Other comprehensive income / (loss) items:
Unrealized losses on derivatives		(2)	[1]
Pension and postretirement gains		1	[2]
Reclassification to income of realized losses on derivatives		3	[3]
Other comprehensive income, net of tax		2
Comprehensive income/(loss)	$ (100)	$ 225

[1] Net of tax of zero and $1 million for the three months ended March 31, 2015 and 2014, respectively.

[2] There were no taxes in 2015 and 2014. See Note 10, Retirement and Postretirement Benefit Plans, for additional information.

[3] Net of tax of zero and $(2) million for the three months ended March 31, 2015 and 2014, respectively.