| label,2023,2022,2021,concept,level,abstract,units,decimals | |
| Income Statement [Abstract],,,,us-gaap_IncomeStatementAbstract,0,True,, | |
| Statement [Table],,,,us-gaap_StatementTable,1,False,, | |
| Product and Service [Axis],,,,srt_ProductOrServiceAxis,2,False,, | |
| Product and Service [Domain],,,,srt_ProductsAndServicesDomain,3,False,, | |
| Net product sales,,,,us-gaap_ProductMember,4,False,, | |
| Net service sales,,,,us-gaap_ServiceMember,4,False,, | |
| Statement [Line Items],,,,us-gaap_StatementLineItems,2,False,, | |
| Total net sales,574785000000,513983000000,469822000000,us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax,3,False,usd,-6 | |
| Operating expenses:,,,,us-gaap_CostsAndExpensesAbstract,3,True,, | |
| Cost of sales,304739000000,288831000000,272344000000,us-gaap_CostOfGoodsAndServicesSold,4,False,usd,-6 | |
| Fulfillment,90619000000,84299000000,75111000000,amzn_FulfillmentExpense,4,False,usd,-6 | |
| Technology and infrastructure,85622000000,73213000000,56052000000,amzn_TechnologyAndInfrastructureExpense,4,False,usd,-6 | |
| Sales and marketing,44370000000,42238000000,32551000000,us-gaap_MarketingExpense,4,False,usd,-6 | |
| General and administrative,11816000000,11891000000,8823000000,us-gaap_GeneralAndAdministrativeExpense,4,False,usd,-6 | |
| "Other operating expense (income), net",-767000000,-1263000000,-62000000,us-gaap_OtherOperatingIncomeExpenseNet,4,False,usd,-6 | |
| Total operating expenses,537933000000,501735000000,444943000000,us-gaap_CostsAndExpenses,4,False,usd,-6 | |
| Operating income,36852000000,12248000000,24879000000,us-gaap_OperatingIncomeLoss,3,False,usd,-8 | |
| Interest income,2949000000,989000000,448000000,us-gaap_InvestmentIncomeInterest,3,False,usd,-6 | |
| Interest expense,3182000000,2367000000,1809000000,us-gaap_InterestExpense,3,False,usd,-6 | |
| "Other income (expense), net",938000000,-16806000000,14633000000,us-gaap_OtherNonoperatingIncomeExpense,3,False,usd,-6 | |
| Total non-operating income (expense),705000000,-18184000000,13272000000,us-gaap_NonoperatingIncomeExpense,3,False,usd,-6 | |
| Income (loss) before income taxes,37557000000,-5936000000,38151000000,us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments,3,False,usd,-6 | |
| Benefit (provision) for income taxes,7120000000,-3217000000,4791000000,us-gaap_IncomeTaxExpenseBenefit,3,False,usd,-6 | |
| "Equity-method investment activity, net of tax",-12000000,-3000000,4000000,us-gaap_IncomeLossFromEquityMethodInvestments,3,False,usd,-6 | |
| Net income (loss),30425000000,-2722000000,33364000000,us-gaap_NetIncomeLoss,3,False,usd,-6 | |
| Basic earnings per share (in dollars per share),2.95,-0.27,3.30,us-gaap_EarningsPerShareBasic,3,False,usdPerShare,2 | |
| Diluted earnings per share (in dollars per share),2.90,-0.27,3.24,us-gaap_EarningsPerShareDiluted,3,False,usdPerShare,2 | |
| Weighted-average shares used in computation of earnings per share:,,,,us-gaap_WeightedAverageNumberOfSharesOutstandingAbstract,3,True,, | |
| Basic (in shares),10304000000,10189000000,10117000000,us-gaap_WeightedAverageNumberOfSharesOutstandingBasic,4,False,shares,-6 | |
| Diluted (in shares),10492000000,10189000000,10296000000,us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding,4,False,shares,-6 | |