Segment Information - Disaggregation of Revenue (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Disaggregation of Revenue [Line Items]
Net sales	$ 637,959	$ 574,785	$ 513,983
Online stores
Disaggregation of Revenue [Line Items]
Net sales	247,029	231,872	220,004
Physical stores
Disaggregation of Revenue [Line Items]
Net sales	21,215	20,030	18,963
Third-party seller services
Disaggregation of Revenue [Line Items]
Net sales	156,146	140,053	117,716
Advertising services
Disaggregation of Revenue [Line Items]
Net sales	56,214	46,906	37,739
Subscription services
Disaggregation of Revenue [Line Items]
Net sales	44,374	40,209	35,218
AWS
Disaggregation of Revenue [Line Items]
Net sales	107,556	90,757	80,096
Other
Disaggregation of Revenue [Line Items]
Net sales	$ 5,425	$ 4,958	$ 4,247