Segment Information - Disaggregation of Revenue (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Disaggregation of Revenue [Line Items]
Total net sales	$ 121,234	$ 113,080	$ 237,678	$ 221,598
Online stores
Disaggregation of Revenue [Line Items]
Total net sales	50,855	53,157	101,984	106,058
Physical stores
Disaggregation of Revenue [Line Items]
Total net sales	4,721	4,198	9,312	8,118
Third-party seller services
Disaggregation of Revenue [Line Items]
Total net sales	27,376	25,085	52,711	48,794
Subscription services
Disaggregation of Revenue [Line Items]
Total net sales	8,716	7,917	17,126	15,497
Advertising services
Disaggregation of Revenue [Line Items]
Total net sales	8,757	7,451	16,634	13,832
AWS
Disaggregation of Revenue [Line Items]
Total net sales	19,739	14,809	38,180	28,312
Other
Disaggregation of Revenue [Line Items]
Total net sales	$ 1,070	$ 463	$ 1,731	$ 987