CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (USD $) In Millions	3 Months Ended				9 Months Ended
	Sep. 30, 2011		Sep. 30, 2010		Sep. 30, 2011		Sep. 30, 2010
Statement of Comprehensive Income
Net Income (Loss)	$ (3,028)		$ (8)		$ (2,229)		$ 692
Other Comprehensive Income (Loss), net of taxes
Reclassification of previously deferred derivative losses to net income	2	[1]	5	[1]	7	[1]	13	[1]
Adjustments for pension and other postretirement plans:
Net gain (loss) incurred during period							(21)	[2]
Prior service credit (cost) incurred during period							(4)	[3]
Amortization of net actuarial loss and prior service cost to net periodic benefit cost	14	[4]	9	[4]	41	[4]	31	[4]
Total adjustments for pension and other postretirement plans	14		9		41		6
Total	16		14		48		19
Comprehensive Income (Loss)	(3,012)		6		(2,181)		711
Comprehensive Income Attributable to Noncontrolling Interests	23		18		62		42
Comprehensive Income (Loss) Attributable to Common Stockholders	$ (3,035)		$ (12)		$ (2,243)		$ 669

[1] Net of income tax benefit (expense) of $(1) million and $(2) million for the three months ended September 30, 2011 and 2010, respectively, and $(4) million and $(7) million for the nine months ended September 30, 2011 and 2010, respectively.

[2] Net of income tax benefit (expense) of zero for the three months ended September 30, 2011 and 2010, and zero and $12 million for the nine months ended September 30, 2011 and 2010, respectively.

[3] Net of income tax benefit (expense) of zero for the three months ended September 30, 2011 and 2010, and zero and $2 million for the nine months ended September 30, 2011 and 2010, respectively.

[4] Net of income tax benefit (expense) of $(8) million and $(5) million for the three months ended September 30, 2011 and 2010, respectively, and $(24) million and $(17) million for the nine months ended September 30, 2011 and 2010, respectively.