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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

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