CONSOLIDATED CONDENSED BALANCE SHEETS - USD ($) $ in Millions	Jun. 30, 2020	Dec. 31, 2019
CURRENT ASSETS
Cash and cash equivalents	$ 1,011	$ 3,032
Restricted cash and restricted cash equivalents	124	485
Trade receivables, net	2,359	6,373
Inventories	1,477	1,581
Other current assets	2,054	1,432
Assets Held-for-sale, Not Part of Disposal Group, Current	1,412	3,870
Total current assets	8,437	16,773
INVESTMENTS IN UNCONSOLIDATED ENTITIES	6,128	6,389
PROPERTY, PLANT AND EQUIPMENT	125,523	124,267
Accumulated depreciation, depletion and amortization	(52,919)	(42,037)
PROPERTY, PLANT AND EQUIPMENT, net of accumulated depreciation, depletion and amortization	72,604	82,230
OPERATING LEASE ASSETS	1,129	1,411
LONG-TERM RECEIVABLES AND OTHER ASSETS, NET	1,154	2,527
Assets, Total	89,452	109,330
CURRENT LIABILITIES
Current maturities of long-term debt	2,460	51
Current operating lease liabilities	420	579
Accounts payable	3,034	7,050
Accrued liabilities	3,215	5,447
Liabilities of assets held for sale	790	1,718
Total current liabilities	9,919	14,845
LONG-TERM DEBT, NET
Long-term Debt, Excluding Current Maturities	36,034	38,537
DEFERRED CREDITS AND OTHER LIABILITIES
Deferred income taxes, net	7,887	9,717
Asset retirement obligations	4,316	4,411
Pension and postretirement obligations	1,816	1,823
Environmental remediation liabilities	1,000	1,035
Operating lease liabilities	740	872
Other	4,394	3,858
Total deferred credits and other liabilities	20,153	21,716
STOCKHOLDERS' EQUITY
Preferred stock at par value, 100,000 shares at June 30, 2020 and December 31, 2019	9,762	9,762
Common stock at par value, 1,066,776,168 issued shares at June 30, 2020 and 1,044,434,893 shares at December 31, 2019	213	209
Treasury stock, 148,573,859 shares at June 30, 2020 and 150,323,151 shares at December 31, 2019	(10,657)	(10,653)
Treasury stock, 148,573,859 shares at June 30, 2020 and 150,323,151 shares at December 31, 2019	16,235	14,955
Additional paid-in capital	8,105	20,180
Accumulated other comprehensive loss	(312)	(221)
Total stockholders' equity	23,346	34,232
TOTAL LIABILITIES AND STOCKHOLDERS' EQUITY	89,452	109,330
Oil and gas segment
CURRENT ASSETS
PROPERTY, PLANT AND EQUIPMENT	109,026	107,801
Chemical segment
CURRENT ASSETS
PROPERTY, PLANT AND EQUIPMENT	7,204	7,172
Midstream and marketing segment
CURRENT ASSETS
PROPERTY, PLANT AND EQUIPMENT	8,210	8,176
Corporate
CURRENT ASSETS
PROPERTY, PLANT AND EQUIPMENT	$ 1,083	$ 1,118