Consolidated Balance Sheets - USD ($) $ in Millions	Sep. 30, 2021	Dec. 31, 2020
Current assets:
Cash and cash equivalents	$ 29,944	$ 42,122
Marketable securities	49,044	42,274
Inventories	30,933	23,795
Accounts receivable, net and other	28,610	24,542
Total current assets	138,531	132,733
Property and equipment, net	147,152	113,114
Operating leases	52,151	37,553
Goodwill	15,345	15,017
Other assets	29,227	22,778
Total assets	382,406	321,195
Current liabilities:
Accounts payable	71,474	72,539
Accrued expenses and other	41,546	44,138
Unearned revenue	10,974	9,708
Total current liabilities	123,994	126,385
Long-term lease liabilities	63,848	52,573
Long-term debt	50,055	31,816
Other long-term liabilities	23,945	17,017
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 - 527 and 530 Outstanding shares - 503 and 507	5	5
Treasury stock, at cost	(1,837)	(1,837)
Additional paid-in capital	51,879	42,865
Accumulated other comprehensive income (loss)	(1,075)	(180)
Retained earnings	71,592	52,551
Total stockholders’ equity	120,564	93,404
Total liabilities and stockholders’ equity	$ 382,406	$ 321,195