CONSOLIDATED STATEMENTS OF CASH FLOWS (USD $) In Millions	9 Months Ended
	Sep. 30, 2011		Sep. 30, 2010
Cash Flows from Operating Activities
Net income (loss)	$ (2,229)		$ 692
Adjustments to reconcile net income (loss) to net cash provided by operating activities:
Depreciation, depletion, and amortization	2,902		2,845
Deferred income taxes	(1,195)		(142)
Dry hole expense and impairments of unproved properties	423		473
Impairments	287		147
(Gains) losses on divestitures, net	243		(12)
Unrealized (gains) losses on derivatives, net	767		(66)
Deepwater Horizon settlement and related costs	4,055	[1]	2	[1]
Other	151		145
Changes in assets and liabilities:
(Increase) decrease in accounts receivable	(939)		15
Increase (decrease) in accounts payable and accrued expenses	215		(293)
Other items - net	(88)		126
Net cash provided by (used in) operating activities	4,592		3,932
Cash Flows from Investing Activities
Additions to properties and equipment and dry hole costs	(4,110)		(3,563)
Acquisition of midstream businesses	(802)
Divestitures of properties and equipment and other assets	75		44
Other - net	(52)		(30)
Net cash provided by (used in) investing activities	(4,889)		(3,549)
Cash Flows from Financing Activities
Borrowings, net of issuance costs	1,051		3,199
Repayments of debt	(1,154)		(1,173)
Repayment of midstream subsidiary note payable to a related party			(1,599)
Increase (decrease) in accounts payable, banks	39		(70)
Dividends paid	(135)		(136)
Repurchase of common stock	(31)		(35)
Issuance of common stock, including tax benefit on stock option exercises	57		90
Sale of subsidiary units	328		97
Distributions to noncontrolling interest owners	(57)		(36)
Other financing activities	9		(24)
Net cash provided by (used in) financing activities	107		313
Effect of Exchange Rate Changes on Cash	(3)		(9)
Net Increase (Decrease) in Cash and Cash Equivalents	(193)		687
Cash and Cash Equivalents at Beginning of Period	3,680		3,531
Cash and Cash Equivalents at End of Period	$ 3,487		$ 4,218

[1] In the third quarter of 2011, the Company revised the definition of Adjusted EBITDAX to exclude the Deepwater Horizon settlement and related costs. The prior periods have been adjusted to reflect this change.