Segment Information - Disaggregation of Revenue (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021
Disaggregation of Revenue [Line Items]
Total net sales	$ 127,101	$ 110,812	$ 364,779	$ 332,410
Online stores
Disaggregation of Revenue [Line Items]
Total net sales	53,489	49,942	155,473	156,000
Physical stores
Disaggregation of Revenue [Line Items]
Total net sales	4,694	4,269	14,006	12,387
Third-party seller services
Disaggregation of Revenue [Line Items]
Total net sales	28,666	24,252	81,377	73,046
Subscription services
Disaggregation of Revenue [Line Items]
Total net sales	8,903	8,148	26,029	23,645
Advertising services
Disaggregation of Revenue [Line Items]
Total net sales	9,548	7,612	26,182	21,444
AWS
Disaggregation of Revenue [Line Items]
Total net sales	20,538	16,110	58,718	44,422
Other
Disaggregation of Revenue [Line Items]
Total net sales	$ 1,263	$ 479	$ 2,994	$ 1,466