Consolidated Balance Sheets - USD ($) $ in Millions	Mar. 31, 2019	Dec. 31, 2018
Current assets:
Cash and cash equivalents	$ 23,115	$ 31,750
Marketable securities	13,905	9,500
Inventories	16,432	17,174
Accounts receivable, net and other	15,979	16,677
Total current assets	69,431	75,101
Property and equipment, net	61,048	61,797
Operating leases	20,132	0
Goodwill	14,708	14,548
Other assets	12,783	11,202
Total assets	178,102	162,648
Current liabilities:
Accounts payable	31,809	38,192
Accrued expenses and other	24,588	23,663
Unearned revenue	7,298	6,536
Total current liabilities	63,695	68,391
Long-term lease liabilities	33,275	9,650
Long-term debt	23,322	23,495
Other long-term liabilities	9,400	17,563
Commitments and contingencies (Note 4)
Stockholders’ equity:
Preferred stock, $0.01 par value: Authorized shares - 500 Issued and outstanding shares - none	0	0
Common stock, $0.01 par value: Authorized shares - 5,000 Issued shares - 514 and 516 Outstanding shares - 491 and 492	5	5
Treasury stock, at cost	(1,837)	(1,837)
Additional paid-in capital	28,059	26,791
Accumulated other comprehensive loss	(1,010)	(1,035)
Retained earnings	23,193	19,625
Total stockholders’ equity	48,410	43,549
Total liabilities and stockholders’ equity	$ 178,102	$ 162,648