Consolidated Statements of Operations - USD ($) shares in Millions, $ in Millions	3 Months Ended
	Mar. 31, 2019	Mar. 31, 2018
Total net sales	$ 59,700	$ 51,042
Operating expenses:
Cost of sales	33,920	30,735
Fulfillment	8,601	7,792
Marketing	3,664	2,699
Technology and content	7,927	6,759
General and administrative	1,173	1,067
Other operating expense, net		63
Other operating income, net	(5)
Total operating expenses	55,280	49,115
Operating income	4,420	1,927
Interest income	183	80
Interest expense	(366)	(330)
Other income (expense), net	164	239
Total non-operating income (expense)	(19)	(11)
Income before income taxes	4,401	1,916
Provision for income taxes	(836)	(287)
Equity-method investment activity, net of tax	(4)	0
Net income	$ 3,561	$ 1,629
Basic earnings per share	$ 7.24	$ 3.36
Diluted earnings per share	$ 7.09	$ 3.27
Weighted-average shares used in computation of earnings per share:
Basic (in shares)	491	484
Diluted (in shares)	502	498
Product [Member]
Total net sales	$ 34,283	$ 31,605
Service [Member]
Total net sales	$ 25,417	$ 19,437