1.0.0.3falseConsolidated statements of income (Parenthetical) (USD $)In Millionsfalse1$falsefalseSharesStandardhttp://www.xbrl.org/2003/instancesharesxbrli0USDStandardhttp://www.xbrl.org/2003/iso4217USDiso42170USDEPSDividehttp://www.xbrl.org/2003/iso4217USDiso4217http://www.xbrl.org/2003/instancesharesxbrli031us-gaap_RevenuesAbstractus-gaaptruenadurationstringNo definition available.falsefalsefalsefalsefalsetruefalsefalsefalse1falsefalse00falsefalseNo definition available.false42jpm_CreditLossesjpmfalsedebitdurationmonetaryImpairment losses included in securities gains and other comprehensive income.falsefalsefalsefalsefalsefalsefalsefalsefalse1truetrue578000000578falsefalseImpairment losses included in securities gains and other comprehensive income.No authoritative reference available.false52jpm_TotalOtherThanTemporaryImpairmentLossesjpmfalsedebitdurationmonetaryTotal impairment losses included in securities gains.falsefalsefalsefalsefalsefalsefalsefalsefalse1falsetrue946000000946falsefalseTotal impairment losses included in securities gains.No authoritative reference available.false62jpm_NetImpairmentLossesjpmfalsedebitdurationmonetaryImpairment losses included in other comprehensive income.falsefalsefalsefalsefalsefalsefalsefalsefalse1truetrue368000000368falsefalseImpairment losses included in other comprehensive income.No authoritative reference available.falsefalse14falseMillionsUnKnownUnKnownfalsetrue