Consolidated Balance Sheets - USD ($) $ in Millions	Dec. 31, 2019	Dec. 31, 2018
CURRENT ASSETS
Cash and cash equivalents	$ 3,032	$ 3,033
Restricted cash and restricted cash equivalents	480	0
Trade receivables, net of reserves of $19 in 2019 and $21 in 2018	6,373	4,893
Inventories	1,447	1,260
Assets held for sale	6,026	0
Other current assets	1,323	746
Total current assets	18,681	9,932
INVESTMENTS
INVESTMENTS IN UNCONSOLIDATED ENTITIES	6,389	1,680
PROPERTY, PLANT AND EQUIPMENT
GROSS PROPERTY, PLANT AND EQUIPMENT	122,347	74,420
Accumulated depreciation, depletion and amortization	(41,878)	(42,983)
Property, plant and equipment, net	80,469	31,437
OPERATING LEASE ASSETS	1,385
LONG-TERM RECEIVABLES AND OTHER ASSETS, NET	2,406	805
TOTAL ASSETS	109,330	43,854
CURRENT LIABILITIES
Current maturities of long-term debt	51	116
Current operating lease liabilities	569
Accounts payable	7,017	4,885
Accrued liabilities	5,302	2,411
Liabilities of assets held for sale	2,010	0
Total current liabilities	14,949	7,412
Long-term debt, net	38,537	10,201
DEFERRED CREDITS AND OTHER LIABILITIES
Deferred income taxes, net	9,717	907
Asset retirement obligations	4,385	1,424
Pension and postretirement obligations	1,807	809
Environmental remediation liabilities	1,035	762
Operating lease liabilities	854
Other	3,814	1,009
Total Deferred Credits and Other Liabilities	21,612	4,911
EQUITY
Preferred stock, at $1.00 per share par value (100,000 shares at December 31, 2019)	9,762	0
Common stock, $0.20 per share par value, authorized shares: 1.1 billion, issued shares: 2019 — 1,044,434,893 and 2018 — 895,115,637	209	179
Treasury stock: 2019 — 150,323,151 shares and 2018 — 145,726,051 shares	(10,653)	(10,473)
Additional paid-in capital	14,955	8,046
Retained earnings	20,180	23,750
Accumulated other comprehensive loss	(221)	(172)
Total stockholders’ equity	34,232	21,330
TOTAL LIABILITIES AND STOCKHOLDERS’ EQUITY	109,330	43,854
Oil and Gas Segment
PROPERTY, PLANT AND EQUIPMENT
GROSS PROPERTY, PLANT AND EQUIPMENT	105,881	58,799
Chemical Segment
PROPERTY, PLANT AND EQUIPMENT
GROSS PROPERTY, PLANT AND EQUIPMENT	7,172	7,001
Midstream Segment
PROPERTY, PLANT AND EQUIPMENT
GROSS PROPERTY, PLANT AND EQUIPMENT	8,176	8,070
Corporate
PROPERTY, PLANT AND EQUIPMENT
GROSS PROPERTY, PLANT AND EQUIPMENT	$ 1,118	$ 550