| label,concept,level,abstract | |
| Debt Disclosure [Abstract],us-gaap_DebtDisclosureAbstract,0,True | |
| Schedule of Long-term Debt Instruments [Table],us-gaap_DebtInstrumentTable,1,False | |
| "Long-term Debt, Type [Axis]",us-gaap_LongtermDebtTypeAxis,2,False | |
| "Long-term Debt, Type [Domain]",us-gaap_LongtermDebtTypeDomain,3,False | |
| Senior Notes,us-gaap_SeniorNotesMember,4,False | |
| Credit Facility,us-gaap_LineOfCreditMember,4,False | |
| Debt Instrument [Axis],us-gaap_DebtInstrumentAxis,2,False | |
| "Debt Instrument, Name [Domain]",us-gaap_DebtInstrumentNameDomain,3,False | |
| 2014 Notes issuance of $6.0 billion,amzn_SeniorUnsecuredNotes2014Member,4,False | |
| 2017 Notes issuance of $17.0 billion,amzn_SeniorUnsecuredNotes2017Member,4,False | |
| 2020 Notes issuance of $10.0 billion,amzn_SeniorUnsecuredNotes2020Member,4,False | |
| 2021 Notes issuance of $18.5 billion,amzn_SeniorUnsecuredNotes2021Member,4,False | |
| April 2022 Notes issuance of $12.8 billion,amzn_April2022SeniorUnsecuredNotesMember,4,False | |
| December 2022 Notes issuance of $8.3 billion,amzn_December2022SeniorUnsecuredNotesMember,4,False | |
| Credit Facility [Axis],us-gaap_CreditFacilityAxis,2,False | |
| Credit Facility [Domain],us-gaap_CreditFacilityDomain,3,False | |
| Revolving Credit Facility,us-gaap_RevolvingCreditFacilityMember,4,False | |
| Statistical Measurement [Axis],srt_RangeAxis,2,False | |
| Statistical Measurement [Domain],srt_RangeMember,3,False | |
| Minimum,srt_MinimumMember,4,False | |
| Maximum,srt_MaximumMember,4,False | |
| Debt Instrument [Line Items],us-gaap_DebtInstrumentLineItems,2,False | |
| Issuance amount,us-gaap_DebtInstrumentFaceAmount,3,False | |
| Stated Interest Rates,us-gaap_DebtInstrumentInterestRateStatedPercentage,3,False | |
| Effective Interest Rates,us-gaap_DebtInstrumentInterestRateEffectivePercentage,3,False | |
| Total face value of long-term debt,us-gaap_LongTermDebt,3,False | |
| "Unamortized discount and issuance costs, net",us-gaap_DebtInstrumentUnamortizedDiscountPremiumNet,3,False | |
| Less: current portion of long-term debt,us-gaap_LongTermDebtCurrent,3,False | |
| Long-term debt,us-gaap_DebtInstrumentCarryingAmount,3,False | |
| Weighted average remaining lives term,amzn_DebtInstrumentWeightedAverageRemainingLivesTerm,3,False | |