Segment Information - Disaggregation of Revenue (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2024	Sep. 30, 2023	Sep. 30, 2024	Sep. 30, 2023
Disaggregation of Revenue [Line Items]
Total net sales	$ 158,877	$ 143,083	$ 450,167	$ 404,824
Online stores
Disaggregation of Revenue [Line Items]
Total net sales	61,411	57,267	171,473	161,329
Physical stores
Disaggregation of Revenue [Line Items]
Total net sales	5,228	4,959	15,636	14,878
Third-party seller services
Disaggregation of Revenue [Line Items]
Total net sales	37,864	34,342	108,661	96,494
Advertising services
Disaggregation of Revenue [Line Items]
Total net sales	14,331	12,060	38,926	32,252
Subscription services
Disaggregation of Revenue [Line Items]
Total net sales	11,278	10,170	32,866	29,721
AWS
Disaggregation of Revenue [Line Items]
Total net sales	27,452	23,059	78,770	66,553
Other
Disaggregation of Revenue [Line Items]
Total net sales	$ 1,313	$ 1,226	$ 3,835	$ 3,597