CONSOLIDATED BALANCE SHEETS - USD ($) $ in Millions	Mar. 31, 2016	Dec. 31, 2015
Current Assets
Cash and cash equivalents ($111 and $100 related to VIEs)	$ 2,947	$ 939
Accounts receivable (net of allowance of $12 and $11)
Customers ($47 and $81 related to VIEs)	633	652
Others ($81 and $84 related to VIEs)	1,759	1,817
Other current assets	428	573
Total	5,767	3,981
Properties and Equipment
Cost	71,541	70,683
Less accumulated depreciation, depletion, and amortization	38,015	36,932
Net properties and equipment ($4,940 and $4,859 related to VIEs)	33,526	33,751
Other Assets ($624 and $644 related to VIEs)	2,304	2,268
Goodwill and Other Intangible Assets ($1,244 and $1,220 related to VIEs)	6,325	6,331
Total Assets	47,922	46,331
Current Liabilities
Accounts payable ($183 and $179 related to VIEs)	2,505	2,850
Current asset retirement obligations	297	309
Interest payable	158	247
Other taxes payable ($28 and $18 related to VIEs)	339	318
Accrued expenses	333	424
Short-term debt	3,025	32
Total	6,657	4,180
Long-term Debt	15,726	15,636
Other Long-term Liabilities
Deferred income taxes	4,940	5,400
Asset retirement obligations ($131 and $127 related to VIEs)	1,760	1,750
Other	4,138	3,908
Total	10,838	11,058
Stockholders' equity
Common stock, par value $0.10 per share (1.0 billion shares authorized, 531.1 million and 528.3 million shares issued)	53	52
Paid-in capital	9,328	9,265
Retained earnings	3,821	4,880
Treasury stock (20.7 million and 20.0 million shares)	(1,025)	(995)
Accumulated other comprehensive income (loss)	(491)	(383)
Total Stockholders’ Equity	11,686	12,819
Noncontrolling interests	3,015	2,638
Total Equity	14,701	15,457
Total Liabilities and Equity	$ 47,922	$ 46,331