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Consolidated Balance Sheets - USD ($) $ in Millions | Dec. 31, 2019 | Dec. 31, 2018
--- | --- | ---
CURRENT ASSETS |  |
Cash and cash equivalents | $ 959 | $ 474
Investment securities | 369 | 413
Receivables, less allowance (2019 - $1; 2018-$1) | 231 | 211
Inventories, less allowance (2019 - $22; 2018-$18) | 81 | 78
Prepaid expenses and other | 146 | 212
Total current assets | 1,786 | 1,388
PROPERTY AND EQUIPMENT |  |
Flight equipment | 10,332 | 9,525
Predelivery deposits for flight equipment | 433 | 293
Flight equipment, gross plus deposits | 10,765 | 9,818
Less accumulated depreciation | 2,768 | 2,448
Flight equipment net | 7,997 | 7,370
Other property and equipment | 1,145 | 1,074
Less accumulated depreciation | 528 | 461
Property plant and equipment other net | 617 | 613
Total property and equipment, net | 8,614 | 7,983
Operating Lease, Right-of-Use Asset | 912 | 1,056
OTHER ASSETS |  |
Investment securities | 3 | 3
Restricted cash | 59 | 59
Other | 544 | 470
Total other assets | 606 | 532
TOTAL ASSETS | 11,918 | 10,959
CURRENT LIABILITIES |  |
Accounts payable | 401 | 437
Air traffic liability | 1,119 | 1,035
Accrued salaries, wages and benefits | 376 | 313
Other accrued liabilities | 295 | 298
Operating Lease, Liability, Current | 128 | 133
Current maturities of long-term debt and finance lease obligations | 344 | 309
Total current liabilities | 2,663 | 2,525
LONG-TERM DEBT AND FINANCE LEASE OBLIGATIONS | 1,990 | 1,361
Operating Lease, Liability, Noncurrent | 690 | 798
DEFERRED TAXES AND OTHER LIABILITIES |  |
Deferred income taxes | 1,251 | 1,112
Frequent Flier Liability, Noncurrent | 481 | 447
Other | 44 | 31
Total deferred taxes and other liabilities | 1,776 | 1,590
COMMITMENTS AND CONTINGENCIES (Notes 11 & 12) |  |
STOCKHOLDERS’ EQUITY |  |
Preferred stock, $0.01 par value; 25 shares authorized, none issued | 0 | 0
Common stock, $0.01 par value; 900 shares authorized, 427 and 422 shares issued and 282 and 306 shares outstanding at 2019 and 2018, respectively | 4 | 4
Treasury stock, at cost; 145 and 116 shares at 2019 and 2018, respectively | (1,782) | (1,272)
Additional paid-in capital | 2,253 | 2,203
Retained earnings | 4,322 | 3,753
Accumulated other comprehensive income (loss) | 2 | (3)
Total stockholders’ equity | 4,799 | 4,685
TOTAL LIABILITIES AND STOCKHOLDERS’ EQUITY | $ 11,918 | $ 10,959

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