Description of Business, Accounting Policies, and Supplemental Disclosures - Foreign Currency (Details) - USD ($) $ in Millions	12 Months Ended
Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Accounting Policies [Abstract]
Transaction gain (loss) arising from intercompany foreign currency transactions	$ (329)	$ 386	$ 19

Foreign Currency Transaction Gain (Loss) On Intercompany Balances

No definition available.

Name:	amzn_ForeignCurrencyTransactionGainLossOnIntercompanyBalances
Namespace Prefix:	amzn_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration