Consolidated Statement of Cash Flows - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2016	Mar. 31, 2015	[1]
Cash Flows From Operating Activities
Net income (loss)	$ (1,456)	$ 286
Adjustments to reconcile net income (loss) to net cash provided by operating activities
Depreciation, depletion and amortization	2,247	2,131
Impairments	136	16
Dry hole costs and leasehold impairments	360	311
Accretion on discounted liabilities	109	121
Deferred taxes	(827)	(637)
Distributions received greater than equity losses	252	80
Gain on dispositions	(23)	(52)
Other	(126)	(133)
Working capital adjustments
Decrease (increase) in accounts and notes receivable	549	1,368
Decrease (increase) in inventories	61	77
Decrease (increase) in prepaid expenses and other current assets	9	234
Increase (decrease) in accounts payable	(454)	(1,104)
Increase (decrease) in taxes and other accruals	(416)	(630)
Net Cash Provided by Operating Activities	421	2,068
Cash Flows From Investing Activities
Capital expenditures and investments	(1,821)	(3,332)
Working capital changes associated with investing activities	(134)	(198)
Proceeds from asset dispositions	135	173
Net sales (purchases) of short-term investments	(302)
Collection of advances/loans-related parties	53	52
Other	4	(9)
Net Cash Used in Investing Activities	(2,065)	(3,314)
Cash Flows From Financing Activities
Issuance of debt	4,594
Repayment of debt	(64)	(57)
Issuance of company common stock	(42)	(34)
Dividends paid	(313)	(910)
Other	(38)	(18)
Net Cash Provided by (Used in) Financing Activities	4,137	(1,019)
Effect of Exchange Rate Changes on Cash and Cash Equivalents	5	(133)
Net Change in Cash and Cash Equivalents	2,498	(2,398)
Cash and cash equivalents at beginning of period	2,368	5,062
Cash and Cash Equivalents at End of Period	$ 4,866	$ 2,664

[1] *Certain amounts have been reclassified to conform to current-period presentation. See Note 16–Cash Flow Information, in the Notes to Consolidated Financial Statements.See Notes to Consolidated Financial Statements.