CONSOLIDATED STATEMENT OF EQUITY (USD $) In Millions		Total		Common Stock [Member]	Paid-in Capital [Member]	Retained Earnings [Member]	Treasury Stock [Member]	Accumulated Other Comprehensive Income (Loss) [Member]	Noncontrolling Interests [Member]
Balance at Dec. 31, 2010		$ 21,439		$ 51	$ 7,496	$ 14,449	$ (763)	$ (549)	$ 755
Net income (loss)		(2,229)				(2,291)			62
Common stock issued		155			155
Dividends - common		(135)				(135)
Repurchase of common stock		(31)					(31)
Sale of subsidiary units	[1]	301			32				269
Conversion of subordinated limited partner units to common units	[2]				162				(162)
Contributions from (distributions to) noncontrolling interest owners and other, net		(49)							(49)
Reclassification of previously deferred derivative losses to net income		7	[3]					7
Adjustments for pension and other postretirement plans		41						41
Balance at Sep. 30, 2011		$ 19,499		$ 51	$ 7,845	$ 12,023	$ (794)	$ (501)	$ 875

[1] Paid-in capital and noncontrolling interests includes $18 million and $9 million, respectively, of tax associated with subsidiary equity transactions that occurred during the current year.

[2] Includes $82 million of tax associated with subsidiary equity transactions that occurred prior to the conversion of subordinated limited partner units to common units.

[3] 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.