1.0.0.3 false Consolidated statements of income (USD $) In Millions, except Per Share data false 1 $ false false Shares Standard http://www.xbrl.org/2003/instance shares xbrli 0 USD Standard http://www.xbrl.org/2003/iso4217 USD iso4217 0 USDEPS Divide http://www.xbrl.org/2003/iso4217 USD iso4217 http://www.xbrl.org/2003/instance shares xbrli 0 false 2 $ false false Shares Standard http://www.xbrl.org/2003/instance shares xbrli 0 USD Standard http://www.xbrl.org/2003/iso4217 USD iso4217 0 USDEPS Divide http://www.xbrl.org/2003/iso4217 USD iso4217 http://www.xbrl.org/2003/instance shares xbrli 0 false 3 $ false false Shares Standard http://www.xbrl.org/2003/instance shares xbrli 0 USD Standard http://www.xbrl.org/2003/iso4217 USD iso4217 0 USDEPS Divide http://www.xbrl.org/2003/iso4217 USD iso4217 http://www.xbrl.org/2003/instance shares xbrli 0 3 1 us-gaap_RevenuesAbstract us-gaap true na duration string No definition available. false false false false false true false false false 1 false false 0 0 false false 2 false false 0 0 false false 3 false false 0 0 false false No definition available. false 4 2 us-gaap_InvestmentBankingRevenue us-gaap true credit duration monetary No definition available. false false false false false false false false false 1 true true 7087000000 7087 false false 2 true true 5526000000 5526 false false 3 true true 6635000000 6635 false false No definition available. No authoritative reference available. false 5 2 us-gaap_PrincipalTransactionsRevenue us-gaap true credit duration monetary No definition available. false false false false false false false false false 1 false true 9796000000 9796 false false 2 false true -10699000000 -10699 false false 3 false true 9015000000 9015 false false No definition available. No authoritative reference available. false 6 2 jpm_LendingAndDepositRelatedFees jpm false credit duration monetary Combination of: 1) Includes amounts charged depositors for: (A) maintenance of their accounts (maintenance charges); (B)... false false false false false false false false false 1 false true 7045000000 7045 false false 2 false true 5088000000 5088 false false 3 false true 3938000000 3938 false false Combination of: 1) Includes amounts charged depositors for: (A) maintenance of their accounts (maintenance charges); (B) failure to maintain specified minimum balances on account; (C) exceeding the number of checks or transactions allowed to be processed in a given period; (D) checks drawn on no minimum balance deposit accounts; (E) withdrawals from nontransaction deposit accounts; (F) closing savings accounts before a specified minimum period of time has elapsed; (G) accounts which have remained inactive for extended periods of time or which have become dormant; (H) checks drawn against insufficient funds that the bank assesses regardless of whether it decides to pay, return or hold the check; (I) issuing stop payment orders; (J) certifying checks; and (K) accumulating or disbursing funds deposited in IRAs or Keogh Plan accounts when not handled by the bank's trust department. This item does not include penalties assessed on the early withdrawal of time deposits. 2) This item represents the portion of monthly guaranty fees collected representing the interest imputed and recognized under the prospective interest method on the present value of the contractually stipulated guarantee payments at inception of the contract. 3) Income from servicing real estate mortgages, credit cards, and other financial assets held by others. Also include any premiums received in lieu of regular servicing fees on such loans only as earned over the life of the loans. May also be net of any related impairment of fair value of capitalized service costs. 4) Other lending-related fees. No authoritative reference available. false 7 2 jpm_AssetManagementAdministrationAndCommissions jpm false credit duration monetary Combination of: 1) Revenue recognized in the period for (A) performance (incentive) fees based on the investment results... false false false false false false false false false 1 false true 12540000000 12540 false false 2 false true 13943000000 13943 false false 3 false true 14356000000 14356 false false Combination of: 1) Revenue recognized in the period for (A) performance (incentive) fees based on the investment results achieved for management of certain institutional accounts and hedge funds, (B) schedule-based fees earned for management of mutual funds and closed-end funds, based either on average daily net assets or on a combination of the average daily net assets and gross income, and (C) other investment management and advisory fees. 2) Acting as an agent, a broker-dealer may buy and sell securities on behalf of its customers. In return for such services, the broker-dealer charges a commission. Each time a customer enters into a buy or sell transaction, a commission is earned by the broker-dealer for its selling and administrative efforts. For securities purchased, the commission is recorded as a receivable from customers; for securities sold, it is recorded as reductions in the payable to customers. Commissions earned are usually related to the broker-dealer's customers' trading volume and the dollar amounts of the trades. In general, commissions are for smaller trades of exchange-listed stocks and bonds made by retail customers. 3)Income from services rendered by trust departments or by any consolidated subsidiaries acting in a fiduciary capacity, including fees earned for (A) acting as an agent for fiduciary placement and loans and (B) custody or investment advisory services when such fees are not separately billed to the customer. This item excludes commissions and fees received for the accumulation or disbursement of funds deposited to Individual Retirement or Keogh plan accounts when such are not handled by the reporting entity's trust department. 4) Income from agency and brokerage operations (includes sales of annuities and supplemental contracts); service charges, commissions, and fees from the sale of insurance and related services; and management fees from separate accounts, deferred annuities, and universal life products. 5) Revenues from providing transfer agent services to corporations. Such services include maintaining records of investors and account balances and transactions, canceling and issuing certificates, processing investor mailings and dealing with any associated problems (i.e. lost or stolen certificates). 6) Service revenue earned by a depository institution that holds the account balances of other financial institutions and provides services thereto. Such services include check collection and item processing. 7) Fee and commission revenue earned from sources not otherwise specified in the existing taxonomy, such as ADR fees, fund accounting fees, etc. No authoritative reference available. false 8 2 jpm_SecuritiesGains jpm false credit duration monetary The net gain or loss realized from the sale, exchange, redemption, or retirement of securities. false false false false false false false false false 1 false true 1110000000 1110 [1] false false 2 false true 1560000000 1560 [1] false false 3 false true 164000000 164 [1] false false The net gain or loss realized from the sale, exchange, redemption, or retirement of securities. No authoritative reference available. false 9 2 jpm_MortgageFeesAndRelatedIncome jpm false credit duration monetary Combination of: 1) The noninterest income derived from mortgage banking activities (fees and commissions), including fees... false false false false false false false false false 1 false true 3678000000 3678 false false 2 false true 3467000000 3467 false false 3 false true 2118000000 2118 false false Combination of: 1) The noninterest income derived from mortgage banking activities (fees and commissions), including fees earned from servicing third-party assets. 2) The adjustment to the carrying value of the rights retained or purchased to service mortgages. These adjustments are made when the estimate of the fair value is changed. This element is a noncash adjustment to net income when calculating net cash generated by operating activities using the indirect method. No authoritative reference available. false 10 2 jpm_CreditCardIncome jpm false credit duration monetary Income earned from credit card services including annual, interchange and card servicing fees. This item excludes late,... false false false false false false false false false 1 false true 7110000000 7110 false false 2 false true 7419000000 7419 false false 3 false true 6911000000 6911 false false Income earned from credit card services including annual, interchange and card servicing fees. This item excludes late, overlimit, interest income earned on credit card balances and transactions. No authoritative reference available. false 11 2 jpm_OtherNoninterestIncome jpm false credit duration monetary Includes all other noninterest revenue taxonomies not already captured by line items above. false false false false false false false false false 1 false true 916000000 916 false false 2 false true 2169000000 2169 false false 3 false true 1829000000 1829 false false Includes all other noninterest revenue taxonomies not already captured by line items above. No authoritative reference available. true 12 2 us-gaap_NoninterestIncome us-gaap true credit duration monetary No definition available. false false false false false false false false false 1 false true 49282000000 49282 false false 2 false true 28473000000 28473 false false 3 false true 44966000000 44966 false false No definition available. No authoritative reference available. true 13 2 us-gaap_InterestAndDividendIncomeOperating us-gaap true credit duration monetary No definition available. false false false false false false false false false 1 false true 66350000000 66350 false false 2 false true 73018000000 73018 false false 3 false true 71387000000 71387 false false No definition available. No authoritative reference available. false 14 2 us-gaap_InterestExpense us-gaap true debit duration monetary No definition available. false false false false false false false false false 1 false true 15198000000 15198 false false 2 false true 34239000000 34239 false false 3 false true 44981000000 44981 false false No definition available. No authoritative reference available. true 15 2 us-gaap_InterestIncomeExpenseNet us-gaap true credit duration monetary No definition available. false false false false false false false false false 1 false true 51152000000 51152 false false 2 false true 38779000000 38779 false false 3 false true 26406000000 26406 false false No definition available. No authoritative reference available. true 16 2 us-gaap_Revenues us-gaap true credit duration monetary No definition available. false false false false false false false false false 1 false true 100434000000 100434 false false 2 false true 67252000000 67252 false false 3 false true 71372000000 71372 false false No definition available. No authoritative reference available. false 17 1 us-gaap_ProvisionForLoanLeaseAndOtherLosses us-gaap true debit duration monetary No definition available. false false false false false false false false false 1 false true 32015000000 32015 false false 2 false true 20979000000 20979 false false 3 false true 6864000000 6864 false false No definition available. No authoritative reference available. false 18 1 us-gaap_NoninterestExpenseAbstract us-gaap true na duration string No definition available. false false false false false true false false false 1 false false 0 0 false false 2 false false 0 0 false false 3 false false 0 0 false false No definition available. false 19 2 us-gaap_LaborAndRelatedExpense us-gaap true debit duration monetary No definition available. false false false false false false false false false 1 false true 26928000000 26928 false false 2 false true 22746000000 22746 false false 3 false true 22689000000 22689 false false No definition available. No authoritative reference available. false 20 2 jpm_OccupancyExpense jpm false debit duration monetary Amount of net occupancy expense that may include items, such as furniture and fixtures, lease expenses, property taxes and... false false false false false false false false false 1 false true 3666000000 3666 false false 2 false true 3038000000 3038 false false 3 false true 2608000000 2608 false false Amount of net occupancy expense that may include items, such as furniture and fixtures, lease expenses, property taxes and property and casualty insurance expense. Excludes depreciation of equipment. No authoritative reference available. false 21 2 jpm_TechnologyCommunicationsAndEquipmentExpense jpm false debit duration monetary Combination of: 1)The amount of expense in the period for communications and data processing expense and 2)This element... false false false false false false false false false 1 false true 4624000000 4624 false false 2 false true 4315000000 4315 false false 3 false true 3779000000 3779 false false Combination of: 1)The amount of expense in the period for communications and data processing expense and 2)This element represents equipment expense including depreciation, repairs, rentals, and service contract costs. This item also includes equipment purchases which do not qualify for capitalization in accordance with the entity's accounting policy. This item excludes furniture expenses. No authoritative reference available. false 22 2 jpm_ProfessionalAndOutsideServices jpm false debit duration monetary Combination of: 1) Professional and contract service expense includes cost reimbursements for support services related to... false false false false false false false false false 1 false true 6232000000 6232 false false 2 false true 6053000000 6053 false false 3 false true 5140000000 5140 false false Combination of: 1) Professional and contract service expense includes cost reimbursements for support services related to contracted projects, outsourced management, technical and staff support. 2) This represents the company's cost incurred during an accounting period for managing the money in a fund, which will be billed back to the client and is a component of noninterest expenses. 3) Fees paid to an agent employed by a corporation or mutual fund to maintain shareholder records, including purchases, sales, and account balances. Also includes custodian fees incurred during an accounting period from an agent, bank, trust company, or other organization that holds and safeguards an individual's, mutual fund's, or investment company's assets for them. These fees will be billed back to the client and are a component of noninterest expense. 4) Fees paid by the Entity to sales representatives based on commission payout contracts covering the sale of mutual funds and insurance products. 5) The amount of expense during the period for floor brokerage fees paid to other broker-dealers to execute trades on their behalf, stock exchange fees and clearance fees. 6) Sub-advisory fees for mutual funds. Sub-advisory fees that the funds adviser pays for out of the management fee, which it receives from the fund. Funds that are sub-advised report both their management fees and the portion paid to the sub-adviser. The advisers of some mutual funds contract with unaffiliated third-party investment managers for management of all or a portion of their funds portfolios. The third-party manager called a sub-adviser, holds a position equivalent to that of an external investment manager to a pension plan. 7) Consultant, mortgage appraisal fees, credit card processing, credit service and collection agency, data processing and assessments. No authoritative reference available. false 23 2 us-gaap_MarketingAndAdvertisingExpense us-gaap true debit duration monetary No definition available. false false false false false false false false false 1 false true 1777000000 1777 false false 2 false true 1913000000 1913 false false 3 false true 2070000000 2070 false false No definition available. No authoritative reference available. false 24 2 us-gaap_OtherNoninterestExpense us-gaap true debit duration monetary No definition available. false false false false false false false false false 1 false true 7594000000 7594 false false 2 false true 3740000000 3740 false false 3 false true 3814000000 3814 false false No definition available. No authoritative reference available. false 25 2 us-gaap_AmortizationOfIntangibleAssets us-gaap true debit duration monetary No definition available. false false false false false false false false false 1 false true 1050000000 1050 false false 2 false true 1263000000 1263 false false 3 false true 1394000000 1394 false false No definition available. No authoritative reference available. false 26 2 jpm_MergerAndAcquisitionCost jpm false debit duration monetary Amount of costs of a merger or acquisition including legal, accounting, and other costs that were charged to expense during... false false false false false false false false false 1 false true 481000000 481 false false 2 false true 432000000 432 false false 3 false true 209000000 209 false false Amount of costs of a merger or acquisition including legal, accounting, and other costs that were charged to expense during the period. No authoritative reference available. true 27 2 us-gaap_NoninterestExpense us-gaap true debit duration monetary No definition available. false false false false false false false false false 1 false true 52352000000 52352 false false 2 false true 43500000000 43500 false false 3 false true 41703000000 41703 false false No definition available. No authoritative reference available. true 28 1 us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments us-gaap true credit duration monetary No definition available. false false false false false false false false false 1 false true 16067000000 16067 false false 2 false true 2773000000 2773 false false 3 false true 22805000000 22805 false false No definition available. No authoritative reference available. false 29 1 us-gaap_IncomeTaxExpenseBenefit us-gaap true debit duration monetary No definition available. false false false false false false false false false 1 false true 4415000000 4415 false false 2 false true -926000000 -926 false false 3 false true 7440000000 7440 false false No definition available. No authoritative reference available. true 30 1 us-gaap_IncomeLossBeforeExtraordinaryItemsAndCumulativeEffectOfChangeInAccountingPrinciple us-gaap true credit duration monetary No definition available. false false false false false false false false false 1 false true 11652000000 11652 false false 2 false true 3699000000 3699 false false 3 false true 15365000000 15365 false false No definition available. No authoritative reference available. false 31 1 us-gaap_ExtraordinaryItemNetOfTax us-gaap true credit duration monetary No definition available. false false false false false false false false false 1 false true 76000000 76 false false 2 false true 1906000000 1906 false false 3 false true 0 0 false false No definition available. No authoritative reference available. true 32 1 us-gaap_NetIncomeLoss us-gaap true credit duration monetary No definition available. false false false false false false false false false 1 false true 11728000000 11728 false false 2 false true 5605000000 5605 false false 3 false true 15365000000 15365 false false No definition available. No authoritative reference available. true 33 1 us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic us-gaap true credit duration monetary No definition available. false false false false false false false false false 1 true true 8774000000 8774 false false 2 true true 4742000000 4742 false false 3 true true 14927000000 14927 false false No definition available. No authoritative reference available. true 35 2 us-gaap_EarningsPerShareBasicAbstract us-gaap true na duration string No definition available. false false false false false true false false false 1 false false 0 0 false false 2 false false 0 0 false false 3 false false 0 0 false false No definition available. false 36 3 us-gaap_IncomeLossBeforeExtraordinaryItemsAndCumulativeEffectOfChangeInAccountingPrinciplePerBasicShare us-gaap true na duration decimal No definition available. false false false false false false false false true 1 true true 2.25 2.25 false false 2 true true 0.81 0.81 false false 3 true true 4.38 4.38 false false No definition available. No authoritative reference available. false 37 3 us-gaap_EarningsPerShareBasic us-gaap true na duration decimal No definition available. false false false false false false false false true 1 true true 2.27 2.27 false false 2 true true 1.35 1.35 false false 3 true true 4.38 4.38 false false No definition available. No authoritative reference available. false 38 2 us-gaap_EarningsPerShareDilutedAbstract us-gaap true na duration string No definition available. false false false false false true false false false 1 false false 0 0 false false 2 false false 0 0 false false 3 false false 0 0 false false No definition available. false 39 3 us-gaap_IncomeLossBeforeExtraordinaryItemsAndCumulativeEffectOfChangeInAccountingPrinciplePerDilutedShare us-gaap true na duration decimal No definition available. false false false false false false false false true 1 true true 2.24 2.24 false false 2 true true 0.81 0.81 false false 3 true true 4.33 4.33 false false No definition available. No authoritative reference available. false 40 3 us-gaap_EarningsPerShareDiluted us-gaap true na duration decimal No definition available. false false false false false false false false true 1 true true 2.26 2.26 false false 2 true true 1.35 1.35 false false 3 true true 4.33 4.33 false false No definition available. No authoritative reference available. false 41 1 us-gaap_WeightedAverageNumberOfSharesOutstandingBasic us-gaap true na duration shares No definition available. false false false false false false false false false 1 false true 3863000000 3863 false false 2 false true 3501000000 3501 false false 3 false true 3404000000 3404 false false No definition available. No authoritative reference available. false 42 1 us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding us-gaap true na duration shares No definition available. false false false false false false false false false 1 false true 3880000000 3880 false false 2 false true 3522000000 3522 false false 3 false true 3445000000 3445 false false No definition available. No authoritative reference available. false 43 1 us-gaap_CommonStockDividendsPerShareCashPaid us-gaap true na duration decimal No definition available. false false false false false false false false true 1 true true 0.2 0.2 false false 2 true true 1.52 1.52 false false 3 true true 1.48 1.48 false false No definition available. No authoritative reference available. true 1 Securities gains for the year ended December 31, 2009, included credit losses of $578 million, consisting of $946 million of total other-than-temporary impairment losses, net of $368 million of other-than-temporary impairment losses recorded in other comprehensive income. false 3 40 false Millions Millions Hundreds false true