Consolidated Balance Sheets - USD ($) $ in Millions	Jun. 30, 2021	Dec. 31, 2020
Current assets:
Cash and cash equivalents	$ 40,380	$ 42,122
Marketable securities	49,514	42,274
Inventories	24,119	23,795
Accounts receivable, net and other	26,835	24,542
Total current assets	140,848	132,733
Property and equipment, net	133,502	113,114
Operating leases	43,346	37,553
Goodwill	15,350	15,017
Other assets	27,273	22,778
Total assets	360,319	321,195
Current liabilities:
Accounts payable	66,090	72,539
Accrued expenses and other	41,007	44,138
Unearned revenue	10,695	9,708
Total current liabilities	117,792	126,385
Long-term lease liabilities	56,297	52,573
Long-term debt	50,279	31,816
Other long-term liabilities	21,148	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 506	5	5
Treasury stock, at cost	(1,837)	(1,837)
Additional paid-in capital	48,724	42,865
Accumulated other comprehensive income (loss)	(525)	(180)
Retained earnings	68,436	52,551
Total stockholders’ equity	114,803	93,404
Total liabilities and stockholders’ equity	$ 360,319	$ 321,195