Consolidated Balance Sheets - USD ($) $ in Millions	Sep. 30, 2015	Dec. 31, 2014
Current assets:
Cash and cash equivalents	$ 10,709	$ 14,557
Marketable securities	3,719	2,859
Inventories	8,981	8,299
Accounts receivable, net and other	5,440	5,612
Total current assets	28,849	31,327
Property and equipment, net	20,636	16,967
Goodwill	3,529	3,319
Other assets	3,216	2,892
Total assets	56,230	54,505
Current liabilities:
Accounts payable	14,437	16,459
Accrued expenses and other	9,157	9,807
Unearned revenue	3,063	1,823
Total current liabilities	26,657	28,089
Long-term debt	8,243	8,265
Other long-term liabilities	$ 8,900	$ 7,410
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 - 492 and 488 Outstanding shares - 469 and 465	5	5
Treasury stock, at cost	(1,837)	(1,837)
Additional paid-in capital	12,874	11,135
Accumulated other comprehensive loss	(675)	(511)
Retained earnings	2,063	1,949
Total stockholders’ equity	12,430	10,741
Total liabilities and stockholders’ equity	$ 56,230	$ 54,505