Consolidated Balance Sheets - USD ($) $ in Millions	Mar. 31, 2018	Dec. 31, 2017
Current assets:
Cash and cash equivalents	$ 16,676	$ 20,522
Marketable securities	8,287	10,464
Inventories	13,840	16,047
Accounts receivable, net and other	12,026	13,164
Total current assets	50,829	60,197
Property and equipment, net	52,331	48,866
Goodwill	13,388	13,350
Other assets	9,814	8,897
Total assets	126,362	131,310
Current liabilities:
Accounts payable	25,172	34,616
Accrued expenses and other	16,691	18,170
Unearned revenue	6,182	5,097
Total current liabilities	48,045	57,883
Long-term debt	24,640	24,743
Other long-term liabilities	22,214	20,975
Commitments and contingencies (Note 3)
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 - 507 and 508 Outstanding shares - 484 and 485	5	5
Treasury stock, at cost	(1,837)	(1,837)
Additional paid-in capital	22,563	21,389
Accumulated other comprehensive loss	(467)	(484)
Retained earnings	11,199	8,636
Total stockholders’ equity	31,463	27,709
Total liabilities and stockholders’ equity	$ 126,362	$ 131,310