1.0.0.3falseStatement Of Income (Parenthetical) (USD $)In Millionsfalse1$falsefalseiso4217_USDStandardhttp://www.xbrl.org/2003/iso4217USDiso42170iso4217_USD_per_sharesDividehttp://www.xbrl.org/2003/iso4217USDiso4217http://www.xbrl.org/2003/instanceshares0sharesStandardhttp://www.xbrl.org/2003/instanceshares0false2$falsefalseiso4217_USDStandardhttp://www.xbrl.org/2003/iso4217USDiso42170iso4217_USD_per_sharesDividehttp://www.xbrl.org/2003/iso4217USDiso4217http://www.xbrl.org/2003/instanceshares0sharesStandardhttp://www.xbrl.org/2003/instanceshares0false3$falsefalseiso4217_USDStandardhttp://www.xbrl.org/2003/iso4217USDiso42170iso4217_USD_per_sharesDividehttp://www.xbrl.org/2003/iso4217USDiso4217http://www.xbrl.org/2003/instanceshares0sharesStandardhttp://www.xbrl.org/2003/instanceshares053amzn_StockBasedCompensationExpenseAssociatedWithFulfillmentExpenseamznfalsecreditdurationmonetaryStock-based compensation expense associated with fulfillment expense.falsefalsefalsefalsefalsefalsefalsefalsefalse1truetrue7900000079falsefalse2truetrue6100000061falsefalse3truetrue3900000039falsefalseStock-based compensation expense associated with fulfillment expense.No authoritative reference available.false63amzn_StockBasedCompensationExpenseAssociatedWithSalesAndMarketingExpenseamznfalsecreditdurationmonetaryStock-based compensation expense associated with sales and marketing expense.falsefalsefalsefalsefalsefalsefalsefalsefalse1falsetrue2000000020falsefalse2falsetrue1300000013falsefalse3falsetrue80000008falsefalseStock-based compensation expense associated with sales and marketing expense.No authoritative reference available.false73amzn_ShareBasedCompensationTechnologyAndContentExpenseamznfalsedebitdurationmonetaryShare based Compensation Technology And Content Expensefalsefalsefalsefalsefalsefalsefalsefalsefalse1falsetrue182000000182falsefalse2falsetrue151000000151falsefalse3falsetrue103000000103falsefalseShare based Compensation Technology And Content ExpenseNo authoritative reference available.false83amzn_StockBasedCompensationExpenseAssociatedWithGeneralAndAdministrativeExpenseamznfalsecreditdurationmonetaryStock-based compensation expense associated with general and administrative expense.falsefalsefalsefalsefalsefalsefalsefalsefalse1truetrue6000000060falsefalse2truetrue5000000050falsefalse3truetrue3500000035falsefalseStock-based compensation expense associated with general and administrative expense.No authoritative reference available.falsefalse34falseMillionsUnKnownUnKnownfalsetrue