Consolidated Balance Sheet (USD $) In Millions, unless otherwise specified	Dec. 31, 2013		Dec. 31, 2012
Assets
Cash and cash equivalents	$ 6,246		$ 3,618
Short-term Investments	272	[1]
Restricted cash			748
Accounts and notes receivable (net of allowance of $8 million in 2013 and $10 million in 2012)	8,273		8,929
Accounts and notes receivable-related parties	214		253
Inventories	1,194		965
Prepaid expenses and other current assets	2,824		9,476
Total Current Assets	19,023		23,989
Investments and long-term receivables	23,907		23,489
Loans and advances-related parties	1,357		1,517
Net properties, plants and equipment (net of accumulated depreciation, depletion and amortization of $65,321 million in 2013 and $58,916 million in 2012)	72,827		67,263
Other assets	943		886
Total Assets	118,057		117,144
Liabilities
Accounts payable	9,250		9,154
Accounts payable-related parties	64		859
Short-term debt	589		955
Accrued income and other taxes	2,713		3,366
Employee benefit obligations	842		742
Other accruals	1,671		2,367
Total Current Liabilities	15,129		17,443
Long-term debt	21,073		20,770
Long-term asset retirement obligations and accrued environmental costs	9,883		8,947
Joint venture acquisition obligation-related party			2,810
Deferred income taxes	15,220		13,185
Employee benefit obligations	2,459		3,346
Other liabilities and deferred credits	1,801		2,216
Total Liabilities	65,565		68,717
Equity
Common stock (2,500,000,000 shares authorized at $.01 par value) Issued (2013- 1,768,169,906 shares; 2012- 1,762,247,949) Par value	18		18
Capital in excess of par	45,690		45,324
Treasury stock (at cost: 2013- 542,230,673; 2012- 542,230,673)	(36,780)		(36,780)
Accumulated other comprehensive income	2,002		4,087
Retained earnings	41,160		35,338
Total Common Stockholders' Equity	52,090		47,987
Noncontrolling interests	402		440
Total Equity	52,492		48,427
Total Liabilities and Equity	$ 118,057		$ 117,144

[1] *Includes marketable securities of: $135, 0