CONSOLIDATED CONDENSED BALANCE SHEETS - USD ($) $ in Millions	Mar. 31, 2018	Dec. 31, 2017
CURRENT ASSETS
Cash and cash equivalents	$ 1,606	$ 1,672
Trade receivables, net	5,184	4,145
Inventories	1,057	1,246
Assets held for sale	335	474
Other current assets	712	733
Total current assets	8,894	8,270
INVESTMENTS IN UNCONSOLIDATED ENTITIES	1,509	1,515
PROPERTY, PLANT AND EQUIPMENT, net of accumulated depreciation, depletion and amortization of $39,918 at March 31, 2018, and $39,072 at December 31, 2017	31,344	31,174
LONG-TERM RECEIVABLES AND OTHER ASSETS, NET	1,061	1,067
TOTAL ASSETS	42,808	42,026
CURRENT LIABILITIES
Current maturities of long-term debt		500
Accounts payable	5,059	4,408
Accrued liabilities	2,011	2,492
Total current liabilities	7,070	7,400
LONG-TERM DEBT, NET	10,309	9,328
DEFERRED CREDITS AND OTHER LIABILITIES
Deferred domestic and foreign income taxes	659	581
Asset retirement obligations	1,248	1,241
Pension and postretirement obligations	1,008	1,005
Environmental remediation reserves	729	728
Other	1,063	1,171
Total deferred credits and other liabilities	4,707	4,726
STOCKHOLDERS' EQUITY
Common stock, at par value (894,134,418 shares at March 31, 2018 and 893,468,707 shares at December 31, 2017)	179	179
Treasury stock (128,364,195 shares at March 31, 2018, and December 31, 2017)	(9,168)	(9,168)
Additional paid-in capital	7,916	7,884
Retained earnings	22,107	21,935
Accumulated other comprehensive loss	(312)	(258)
Total stockholders' equity	20,722	20,572
TOTAL LIABILITIES AND STOCKHOLDERS' EQUITY	$ 42,808	$ 42,026