$JPM
JPMORGAN CHASE & CO Stock $jpm

$jpm Overview Financials Valuation SEC Filings Company Website

2018 Q3 Form 10-Q Financial Statement

#000001961718000206 Filed on October 31, 2018

Income Statement

Concept	2018 Q3	2017 Q3	2017 Q2
Revenue	$27.26B	$25.58B	$25.73B
YoY Change	6.58%	3.67%	5.54%
Cost Of Revenue
YoY Change
Gross Profit
YoY Change
Gross Profit Margin
Selling, General & Admin
YoY Change
% of Gross Profit
Research & Development	$2.219B	$1.972B	$1.871B
YoY Change	12.53%	13.27%	12.37%
% of Gross Profit
Depreciation & Amortization	$1.992B	$1.579B	$1.504B
YoY Change	26.16%	12.22%	12.57%
% of Gross Profit
Operating Expenses	$2.219B	$1.972B	$1.871B
YoY Change	12.53%	13.27%	12.37%
Operating Profit
YoY Change
Interest Expense	$5.531B	$3.889B	$3.442B
YoY Change	42.22%	57.64%	39.58%
% of Operating Profit
Other Income/Expense, Net
YoY Change
Pretax Income	$10.69B	$9.556B	$9.749B
YoY Change	11.86%	6.9%	4.38%
Income Tax	$2.309B	$2.824B	$2.720B
% Of Pretax Income	21.6%	29.55%	27.9%
Net Earnings	$8.380B	$6.732B	$7.029B
YoY Change	24.48%	7.1%	13.37%
Net Earnings / Revenue	30.74%	26.32%	27.32%
Basic Earnings Per Share	$2.35	$1.77	$1.83
Diluted Earnings Per Share	$2.34	$1.76	$1.82
COMMON SHARES
Basic Shares Outstanding	3.376B shares	3.535B shares	3.574B shares
Diluted Shares Outstanding	3.394B shares	3.560B shares	3.599B shares

Balance Sheet

Concept	2018 Q3	2017 Q3	2017 Q2
SHORT-TERM ASSETS
Cash & Short-Term Investments
YoY Change
Cash & Equivalents	$419.1B	$459.2B	$450.5B
Short-Term Investments
Other Short-Term Assets
YoY Change
Inventory
Prepaid Expenses
Receivables
Other Receivables
Total Short-Term Assets
YoY Change
LONG-TERM ASSETS
Property, Plant & Equipment	$14.18B	$14.22B	$14.21B
YoY Change	-0.27%	0.07%	-0.39%
Goodwill	$47.48B	$47.31B	$47.30B
YoY Change	0.37%	0.01%	-0.01%
Intangibles
YoY Change
Long-Term Investments
YoY Change
Other Assets
YoY Change
Total Long-Term Assets
YoY Change
TOTAL ASSETS
Total Short-Term Assets
Total Long-Term Assets
Total Assets	$2615B	$2563B	$2563B
YoY Change	2.03%	1.67%	3.94%
SHORT-TERM LIABILITIES
YoY Change
Accounts Payable	$209.7B	$196.8B	$189.2B
YoY Change	6.58%	3.34%	2.45%
Accrued Expenses
YoY Change
Deferred Revenue
YoY Change
Short-Term Debt	$64.64B	$223.4B	$218.8B
YoY Change	-71.06%	8.84%	7.62%
Long-Term Debt Due
YoY Change
Total Short-Term Liabilities	$209.7B	$196.8B	$189.2B
YoY Change	6.58%	3.34%	2.45%
LONG-TERM LIABILITIES
Long-Term Debt	$270.1B	$288.6B	$293.0B
YoY Change	-6.4%	-6.73%	-0.9%
Other Long-Term Liabilities	$171.4B	$157.0B	$164.3B
YoY Change	9.19%	-15.39%	-17.5%
Total Long-Term Liabilities	$441.5B	$445.5B	$457.3B
YoY Change	-0.9%	-9.98%	-7.58%
TOTAL LIABILITIES
Total Short-Term Liabilities	$209.7B	$196.8B	$189.2B
Total Long-Term Liabilities	$441.5B	$445.5B	$457.3B
Total Liabilities	$2356B	$2305B	$2305B
YoY Change	2.24%	1.68%	4.11%
SHAREHOLDERS EQUITY
Retained Earnings	$195.2B	$175.8B	$171.5B
YoY Change	11.01%	11.37%	11.54%
Common Stock	$93.44B	$94.80B	$94.71B
YoY Change	-1.44%	-1.46%	-1.43%
Preferred Stock
YoY Change
Treasury Stock (at cost)	$54.98B	$37.99B	$33.37B
YoY Change	44.74%	39.3%	33.1%
Treasury Stock Shares	779.5M shares	635.2M shares	586.0M shares
Shareholders Equity	$259.0B	$258.4B	$258.5B
YoY Change
Total Liabilities & Shareholders Equity	$2615B	$2563B	$2563B
YoY Change	2.03%	1.67%	3.94%

Cashflow Statement

Concept	2018 Q3	2017 Q3	2017 Q2
OPERATING ACTIVITIES
Net Income	$8.380B	$6.732B	$7.029B
YoY Change	24.48%	7.1%	13.37%
Depreciation, Depletion And Amortization	$1.992B	$1.579B	$1.504B
YoY Change	26.16%	12.22%	12.57%
Cash From Operating Activities	$13.19B	-$4.895B	$4.073B
YoY Change	-369.44%	-216.77%	-367.26%
INVESTING ACTIVITIES
Capital Expenditures
YoY Change
Acquisitions
YoY Change
Other Investing Activities	-$808.0M	$23.17B	-$22.57B
YoY Change	-103.49%	-138.59%	29.11%
Cash From Investing Activities	-$808.0M	$23.17B	-$22.57B
YoY Change	-103.49%	-138.59%	29.11%
FINANCING ACTIVITIES
Cash Dividend Paid
YoY Change
Common Stock Issuance & Retirement, Net
YoY Change
Debt Paid & Issued, Net
YoY Change
Cash From Financing Activities	2.553B	-11.51B	4.306B
YoY Change	-122.19%	-120.0%	-79.07%
NET CHANGE
Cash From Operating Activities	13.19B	-4.895B	4.073B
Cash From Investing Activities	-808.0M	23.17B	-22.57B
Cash From Financing Activities	2.553B	-11.51B	4.306B
Net Change In Cash	14.93B	6.766B	-14.19B
YoY Change	120.72%	299.41%	-1005.23%
FREE CASH FLOW
Cash From Operating Activities	$13.19B	-$4.895B	$4.073B
Capital Expenditures
Free Cash Flow
YoY Change

Facts In Submission

Frame	Concept Type	Concept / XBRL Key	Value	Unit
	dei	Document Fiscal Period Focus DocumentFiscalPeriodFocus	Q3
	dei	Document Fiscal Year Focus DocumentFiscalYearFocus	2018
	dei	Document Period End Date DocumentPeriodEndDate	2018-09-30
	dei	Amendment Flag AmendmentFlag	false
	dei	Current Fiscal Year End Date CurrentFiscalYearEndDate	--12-31
	dei	Entity Central Index Key EntityCentralIndexKey	0000019617
	dei	Entity Emerging Growth Company EntityEmergingGrowthCompany	false
	dei	Entity Filer Category EntityFilerCategory	Large Accelerated Filer
	dei	Entity Registrant Name EntityRegistrantName	JPMORGAN CHASE & CO
	dei	Entity Small Business EntitySmallBusiness	false
CY2017Q4	jpm	Common Stock Held In Restricted Stock Unit Trust Shares CommonStockHeldInRestrictedStockUnitTrustShares	472953	shares
CY2018Q3	jpm	Common Stock Held In Restricted Stock Unit Trust Shares CommonStockHeldInRestrictedStockUnitTrustShares	472953	shares
CY2017Q4	jpm	Level Three Liabilities As Percentage Of Total Firm Liabilities At Fair Value LevelThreeLiabilitiesAsPercentageOfTotalFirmLiabilitiesAtFairValue	0.15
	jpm	Numberof Loan Portfolio Segments NumberofLoanPortfolioSegments	3	loan_segment
	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	1.56
	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	1.92
CY2017Q4	us-gaap	Common Stock Par Or Stated Value Per Share CommonStockParOrStatedValuePerShare	1
CY2018Q3	us-gaap	Common Stock Par Or Stated Value Per Share CommonStockParOrStatedValuePerShare	1
CY2017Q4	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	9000000000	shares
CY2018Q3	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	9000000000	shares
CY2017Q4	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	4104933895	shares
CY2018Q3	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	4104933895	shares
CY2017Q4	us-gaap	Derivative Asset Collateral Obligation To Return Cash Offset DerivativeAssetCollateralObligationToReturnCashOffset	55500000000	USD
CY2017Q4	us-gaap	Fair Value Option Loans Held As Assets Aggregate Difference FairValueOptionLoansHeldAsAssetsAggregateDifference	0	USD
CY2017Q4	us-gaap	Preferred Stock Par Or Stated Value Per Share PreferredStockParOrStatedValuePerShare	1
CY2018Q3	us-gaap	Preferred Stock Par Or Stated Value Per Share PreferredStockParOrStatedValuePerShare	1.00
CY2017Q4	us-gaap	Preferred Stock Shares Authorized PreferredStockSharesAuthorized	200000000	shares
CY2018Q3	us-gaap	Preferred Stock Shares Authorized PreferredStockSharesAuthorized	200000000	shares
CY2017Q4	us-gaap	Preferred Stock Shares Issued PreferredStockSharesIssued	2606750	shares
CY2018Q3	us-gaap	Preferred Stock Shares Issued PreferredStockSharesIssued	2776375	shares
CY2017Q4	us-gaap	Transfer Of Financial Assets Accounted For As Sales Amount Derecognized TransferOfFinancialAssetsAccountedForAsSalesAmountDerecognized	0	USD
CY2017Q4	us-gaap	Treasury Stock Shares TreasuryStockShares	679635064	shares
CY2018Q3	us-gaap	Treasury Stock Shares TreasuryStockShares	779523170	shares
	dei	Document Type DocumentType	10-Q
CY2018Q3	dei	Entity Common Stock Shares Outstanding EntityCommonStockSharesOutstanding	3325410725	shares
CY2018Q3	us-gaap	Investment Banking Revenue InvestmentBankingRevenue	1832000000	USD
CY2017Q3	us-gaap	Investment Banking Revenue InvestmentBankingRevenue	1868000000	USD
	us-gaap	Investment Banking Revenue InvestmentBankingRevenue	5736000000	USD
	us-gaap	Investment Banking Revenue InvestmentBankingRevenue	5594000000	USD
CY2018Q3	us-gaap	Principal Transactions Revenue PrincipalTransactionsRevenue	2964000000	USD
CY2017Q3	us-gaap	Principal Transactions Revenue PrincipalTransactionsRevenue	2721000000	USD
	us-gaap	Principal Transactions Revenue PrincipalTransactionsRevenue	10698000000	USD
	us-gaap	Principal Transactions Revenue PrincipalTransactionsRevenue	9440000000	USD
CY2018Q3	jpm	Lending And Deposit Related Fees LendingAndDepositRelatedFees	1542000000	USD
CY2017Q3	jpm	Lending And Deposit Related Fees LendingAndDepositRelatedFees	1497000000	USD
	jpm	Lending And Deposit Related Fees LendingAndDepositRelatedFees	4514000000	USD
	jpm	Lending And Deposit Related Fees LendingAndDepositRelatedFees	4427000000	USD
CY2018Q3	jpm	Asset Management Administration And Commissions AssetManagementAdministrationAndCommissions	4310000000	USD
CY2017Q3	jpm	Asset Management Administration And Commissions AssetManagementAdministrationAndCommissions	4072000000	USD
	jpm	Asset Management Administration And Commissions AssetManagementAdministrationAndCommissions	12923000000	USD
	jpm	Asset Management Administration And Commissions AssetManagementAdministrationAndCommissions	11996000000	USD
CY2018Q3	us-gaap	Debt Securities Available For Sale Realized Gain Loss DebtSecuritiesAvailableForSaleRealizedGainLoss	-46000000	USD
CY2017Q3	us-gaap	Debt Securities Available For Sale Realized Gain Loss DebtSecuritiesAvailableForSaleRealizedGainLoss	-1000000	USD
	us-gaap	Debt Securities Available For Sale Realized Gain Loss DebtSecuritiesAvailableForSaleRealizedGainLoss	-371000000	USD
	us-gaap	Debt Securities Available For Sale Realized Gain Loss DebtSecuritiesAvailableForSaleRealizedGainLoss	-38000000	USD
CY2018Q3	jpm	Mortgage Fees And Related Income MortgageFeesAndRelatedIncome	262000000	USD
CY2017Q3	jpm	Mortgage Fees And Related Income MortgageFeesAndRelatedIncome	429000000	USD
	jpm	Mortgage Fees And Related Income MortgageFeesAndRelatedIncome	1051000000	USD
	jpm	Mortgage Fees And Related Income MortgageFeesAndRelatedIncome	1239000000	USD
CY2018Q3	jpm	Fees And Commissions Credit And Debit Cards1 FeesAndCommissionsCreditAndDebitCards1	1328000000	USD
CY2017Q3	jpm	Fees And Commissions Credit And Debit Cards1 FeesAndCommissionsCreditAndDebitCards1	1242000000	USD
	jpm	Fees And Commissions Credit And Debit Cards1 FeesAndCommissionsCreditAndDebitCards1	3623000000	USD
	jpm	Fees And Commissions Credit And Debit Cards1 FeesAndCommissionsCreditAndDebitCards1	3323000000	USD
CY2018Q3	us-gaap	Noninterest Income Other NoninterestIncomeOther	1160000000	USD
CY2017Q3	us-gaap	Noninterest Income Other NoninterestIncomeOther	952000000	USD
	us-gaap	Noninterest Income Other NoninterestIncomeOther	4041000000	USD
	us-gaap	Noninterest Income Other NoninterestIncomeOther	3197000000	USD
CY2018Q3	us-gaap	Noninterest Income NoninterestIncome	13352000000	USD
CY2017Q3	us-gaap	Noninterest Income NoninterestIncome	12780000000	USD
	us-gaap	Noninterest Income NoninterestIncome	42215000000	USD
	us-gaap	Noninterest Income NoninterestIncome	39178000000	USD
CY2018Q3	us-gaap	Interest Income Operating InterestIncomeOperating	19840000000	USD
CY2017Q3	us-gaap	Interest Income Operating InterestIncomeOperating	16687000000	USD
	us-gaap	Interest Income Operating InterestIncomeOperating	56404000000	USD
	us-gaap	Interest Income Operating InterestIncomeOperating	47379000000	USD
CY2018Q3	us-gaap	Interest Expense InterestExpense	5932000000	USD
CY2017Q3	us-gaap	Interest Expense InterestExpense	3889000000	USD
	us-gaap	Interest Expense InterestExpense	15699000000	USD
	us-gaap	Interest Expense InterestExpense	10309000000	USD
CY2018Q3	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	13908000000	USD
CY2017Q3	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	12798000000	USD
	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	40705000000	USD
	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	37070000000	USD
CY2018Q3	us-gaap	Revenues Net Of Interest Expense RevenuesNetOfInterestExpense	27260000000	USD
CY2017Q3	us-gaap	Revenues Net Of Interest Expense RevenuesNetOfInterestExpense	25578000000	USD
	us-gaap	Revenues Net Of Interest Expense RevenuesNetOfInterestExpense	82920000000	USD
	us-gaap	Revenues Net Of Interest Expense RevenuesNetOfInterestExpense	76248000000	USD
CY2018Q3	us-gaap	Provision For Loan Lease And Other Losses ProvisionForLoanLeaseAndOtherLosses	948000000	USD
CY2017Q3	us-gaap	Provision For Loan Lease And Other Losses ProvisionForLoanLeaseAndOtherLosses	1452000000	USD
	us-gaap	Provision For Loan Lease And Other Losses ProvisionForLoanLeaseAndOtherLosses	3323000000	USD
	us-gaap	Provision For Loan Lease And Other Losses ProvisionForLoanLeaseAndOtherLosses	3982000000	USD
CY2018Q3	us-gaap	Labor And Related Expense LaborAndRelatedExpense	8108000000	USD
CY2017Q3	us-gaap	Labor And Related Expense LaborAndRelatedExpense	7697000000	USD
	us-gaap	Labor And Related Expense LaborAndRelatedExpense	25308000000	USD
	us-gaap	Labor And Related Expense LaborAndRelatedExpense	23710000000	USD
CY2018Q3	us-gaap	Occupancy Net OccupancyNet	1014000000	USD
CY2017Q3	us-gaap	Occupancy Net OccupancyNet	930000000	USD
	us-gaap	Occupancy Net OccupancyNet	2883000000	USD
	us-gaap	Occupancy Net OccupancyNet	2803000000	USD
CY2018Q3	us-gaap	Communications And Information Technology CommunicationsAndInformationTechnology	2219000000	USD
CY2017Q3	us-gaap	Communications And Information Technology CommunicationsAndInformationTechnology	1972000000	USD
	us-gaap	Communications And Information Technology CommunicationsAndInformationTechnology	6441000000	USD
	us-gaap	Communications And Information Technology CommunicationsAndInformationTechnology	5677000000	USD
CY2018Q3	us-gaap	Professional And Contract Services Expense ProfessionalAndContractServicesExpense	2086000000	USD
CY2017Q3	us-gaap	Professional And Contract Services Expense ProfessionalAndContractServicesExpense	1955000000	USD
	us-gaap	Professional And Contract Services Expense ProfessionalAndContractServicesExpense	6333000000	USD
	us-gaap	Professional And Contract Services Expense ProfessionalAndContractServicesExpense	5646000000	USD
CY2018Q3	us-gaap	Marketing And Advertising Expense MarketingAndAdvertisingExpense	798000000	USD
CY2017Q3	us-gaap	Marketing And Advertising Expense MarketingAndAdvertisingExpense	710000000	USD
	us-gaap	Marketing And Advertising Expense MarketingAndAdvertisingExpense	2396000000	USD
	us-gaap	Marketing And Advertising Expense MarketingAndAdvertisingExpense	2179000000	USD
CY2018Q3	us-gaap	Other Noninterest Expense OtherNoninterestExpense	1398000000	USD
CY2017Q3	us-gaap	Other Noninterest Expense OtherNoninterestExpense	1306000000	USD
	us-gaap	Other Noninterest Expense OtherNoninterestExpense	4313000000	USD
	us-gaap	Other Noninterest Expense OtherNoninterestExpense	4605000000	USD
CY2018Q3	us-gaap	Noninterest Expense NoninterestExpense	15623000000	USD
CY2017Q3	us-gaap	Noninterest Expense NoninterestExpense	14570000000	USD
	us-gaap	Noninterest Expense NoninterestExpense	47674000000	USD
	us-gaap	Noninterest Expense NoninterestExpense	44620000000	USD
CY2018Q3	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	10689000000	USD
CY2017Q3	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	9556000000	USD
	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	31923000000	USD
	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	27646000000	USD
CY2018Q3	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	2309000000	USD
CY2017Q3	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	2824000000	USD
	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	6515000000	USD
	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	7437000000	USD
CY2018Q3	us-gaap	Net Income Loss NetIncomeLoss	8380000000	USD
CY2017Q3	us-gaap	Net Income Loss NetIncomeLoss	6732000000	USD
	us-gaap	Net Income Loss NetIncomeLoss	25408000000	USD
	us-gaap	Net Income Loss NetIncomeLoss	20209000000	USD
CY2018Q3	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	7948000000	USD
CY2017Q3	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	6262000000	USD
	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	24067000000	USD
	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	18786000000	USD
CY2018Q3	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	2.35
CY2017Q3	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	1.77
	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	7.04
	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	5.26
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CY2017Q3	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.76
	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	7.00
	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	5.22
CY2018Q3	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	3376100000	shares
CY2017Q3	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	3534700000	shares
	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	3416500000	shares
	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	3570900000	shares
CY2018Q3	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	3394300000	shares
CY2017Q3	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	3559600000	shares
	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	3436200000	shares
	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	3597000000.0	shares
CY2018Q3	us-gaap	Common Stock Dividends Per Share Cash Paid CommonStockDividendsPerShareCashPaid	0.80
CY2017Q3	us-gaap	Common Stock Dividends Per Share Cash Paid CommonStockDividendsPerShareCashPaid	0.56
	us-gaap	Common Stock Dividends Per Share Cash Paid CommonStockDividendsPerShareCashPaid	1.92
	us-gaap	Common Stock Dividends Per Share Cash Paid CommonStockDividendsPerShareCashPaid	1.56
CY2018Q3	us-gaap	Net Income Loss NetIncomeLoss	8380000000	USD
CY2017Q3	us-gaap	Net Income Loss NetIncomeLoss	6732000000	USD
	us-gaap	Net Income Loss NetIncomeLoss	25408000000	USD
	us-gaap	Net Income Loss NetIncomeLoss	20209000000	USD
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CY2017Q3	us-gaap	Other Comprehensive Income Availableforsale Securities Adjustment Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeAvailableforsaleSecuritiesAdjustmentNetOfTaxPortionAttributableToParent	147000000	USD
	us-gaap	Other Comprehensive Income Availableforsale Securities Adjustment Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeAvailableforsaleSecuritiesAdjustmentNetOfTaxPortionAttributableToParent	-2280000000	USD
	us-gaap	Other Comprehensive Income Availableforsale Securities Adjustment Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeAvailableforsaleSecuritiesAdjustmentNetOfTaxPortionAttributableToParent	842000000	USD
CY2018Q3	us-gaap	Other Comprehensive Income Foreign Currency Transaction And Translation Adjustment Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToParent	-31000000	USD
CY2017Q3	us-gaap	Other Comprehensive Income Foreign Currency Transaction And Translation Adjustment Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToParent	0	USD
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	us-gaap	Other Comprehensive Income Foreign Currency Transaction And Translation Adjustment Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToParent	7000000	USD
CY2018Q3	us-gaap	Other Comprehensive Income Loss Derivative Excluded Component Increase Decrease After Adjustments And Tax Parent OtherComprehensiveIncomeLossDerivativeExcludedComponentIncreaseDecreaseAfterAdjustmentsAndTaxParent	34000000	USD
	us-gaap	Other Comprehensive Income Loss Derivative Excluded Component Increase Decrease After Adjustments And Tax Parent OtherComprehensiveIncomeLossDerivativeExcludedComponentIncreaseDecreaseAfterAdjustmentsAndTaxParent	-74000000	USD
CY2018Q3	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss After Reclassification And Tax Parent OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTaxParent	-88000000	USD
CY2017Q3	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss After Reclassification And Tax Parent OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTaxParent	26000000	USD
	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss After Reclassification And Tax Parent OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTaxParent	-327000000	USD
	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss After Reclassification And Tax Parent OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTaxParent	170000000	USD
CY2018Q3	us-gaap	Other Comprehensive Income Defined Benefit Plans Adjustment Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentNetOfTaxPortionAttributableToParent	-19000000	USD
CY2017Q3	us-gaap	Other Comprehensive Income Defined Benefit Plans Adjustment Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentNetOfTaxPortionAttributableToParent	-22000000	USD
	us-gaap	Other Comprehensive Income Defined Benefit Plans Adjustment Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentNetOfTaxPortionAttributableToParent	-78000000	USD
	us-gaap	Other Comprehensive Income Defined Benefit Plans Adjustment Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentNetOfTaxPortionAttributableToParent	-26000000	USD
CY2018Q3	us-gaap	Other Comprehensive Income Loss Financial Liability Fair Value Option After Tax And Reclassification Adjustment Attributable To Parent OtherComprehensiveIncomeLossFinancialLiabilityFairValueOptionAfterTaxAndReclassificationAdjustmentAttributableToParent	-402000000	USD
CY2017Q3	us-gaap	Other Comprehensive Income Loss Financial Liability Fair Value Option After Tax And Reclassification Adjustment Attributable To Parent OtherComprehensiveIncomeLossFinancialLiabilityFairValueOptionAfterTaxAndReclassificationAdjustmentAttributableToParent	-112000000	USD
	us-gaap	Other Comprehensive Income Loss Financial Liability Fair Value Option After Tax And Reclassification Adjustment Attributable To Parent OtherComprehensiveIncomeLossFinancialLiabilityFairValueOptionAfterTaxAndReclassificationAdjustmentAttributableToParent	125000000	USD
	us-gaap	Other Comprehensive Income Loss Financial Liability Fair Value Option After Tax And Reclassification Adjustment Attributable To Parent OtherComprehensiveIncomeLossFinancialLiabilityFairValueOptionAfterTaxAndReclassificationAdjustmentAttributableToParent	-179000000	USD
CY2018Q3	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	-1287000000	USD
CY2017Q3	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	83000000	USD
	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	-2394000000	USD
	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	866000000	USD
CY2018Q3	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	7093000000	USD
CY2017Q3	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	6815000000	USD
	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	23014000000	USD
	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	21075000000	USD
CY2018Q3	us-gaap	Cash And Due From Banks CashAndDueFromBanks	23225000000	USD
CY2017Q4	us-gaap	Cash And Due From Banks CashAndDueFromBanks	25898000000	USD
CY2018Q3	us-gaap	Interest Bearing Deposits In Banks InterestBearingDepositsInBanks	395872000000	USD
CY2017Q4	us-gaap	Interest Bearing Deposits In Banks InterestBearingDepositsInBanks	405406000000	USD
CY2018Q3	us-gaap	Federal Funds Sold And Securities Purchased Under Agreements To Resell FederalFundsSoldAndSecuritiesPurchasedUnderAgreementsToResell	217632000000	USD
CY2017Q4	us-gaap	Federal Funds Sold And Securities Purchased Under Agreements To Resell FederalFundsSoldAndSecuritiesPurchasedUnderAgreementsToResell	198422000000	USD
CY2018Q3	us-gaap	Securities Borrowed SecuritiesBorrowed	122434000000	USD
CY2017Q4	us-gaap	Securities Borrowed SecuritiesBorrowed	105112000000	USD
CY2018Q3	jpm	Trading Assets TradingAssets	419827000000	USD
CY2017Q4	jpm	Trading Assets TradingAssets	381844000000	USD
CY2018Q3	us-gaap	Debt Securities Available For Sale And Held To Maturity DebtSecuritiesAvailableForSaleAndHeldToMaturity	231398000000	USD
CY2017Q4	us-gaap	Debt Securities Available For Sale And Held To Maturity DebtSecuritiesAvailableForSaleAndHeldToMaturity	249958000000	USD
CY2018Q3	jpm	Loans Receivable Netof Deferred Income LoansReceivableNetofDeferredIncome	954318000000	USD
CY2017Q4	jpm	Loans Receivable Netof Deferred Income LoansReceivableNetofDeferredIncome	930697000000	USD
CY2018Q3	us-gaap	Loans And Leases Receivable Allowance LoansAndLeasesReceivableAllowance	13128000000	USD
CY2017Q4	us-gaap	Loans And Leases Receivable Allowance LoansAndLeasesReceivableAllowance	13604000000	USD
CY2018Q3	us-gaap	Loans Receivable Net LoansReceivableNet	941190000000	USD
CY2017Q4	us-gaap	Loans Receivable Net LoansReceivableNet	917093000000	USD
CY2018Q3	jpm	Accrued Interest And Accounts Receivable AccruedInterestAndAccountsReceivable	78792000000	USD
CY2017Q4	jpm	Accrued Interest And Accounts Receivable AccruedInterestAndAccountsReceivable	67729000000	USD
CY2018Q3	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	14180000000	USD
CY2017Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	14159000000	USD
CY2018Q3	jpm	Goodwill Servicing Assetsat Fair Valueand Other Intangible Assets GoodwillServicingAssetsatFairValueandOtherIntangibleAssets	54697000000	USD
CY2017Q4	jpm	Goodwill Servicing Assetsat Fair Valueand Other Intangible Assets GoodwillServicingAssetsatFairValueandOtherIntangibleAssets	54392000000	USD
CY2018Q3	us-gaap	Other Assets OtherAssets	115936000000	USD
CY2017Q4	us-gaap	Other Assets OtherAssets	113587000000	USD
CY2018Q3	us-gaap	Assets Assets	2615183000000	USD
CY2017Q4	us-gaap	Assets Assets	2533600000000	USD
CY2018Q3	us-gaap	Deposits Deposits	1458762000000	USD
CY2017Q4	us-gaap	Deposits Deposits	1443982000000	USD
CY2018Q3	jpm	Federal Funds Purchased Securities Sold Under Agreements To Repurchase FederalFundsPurchasedSecuritiesSoldUnderAgreementsToRepurchase	181608000000	USD
CY2017Q4	jpm	Federal Funds Purchased Securities Sold Under Agreements To Repurchase FederalFundsPurchasedSecuritiesSoldUnderAgreementsToRepurchase	158916000000	USD
CY2018Q3	us-gaap	Short Term Borrowings ShortTermBorrowings	64635000000	USD
CY2017Q4	us-gaap	Short Term Borrowings ShortTermBorrowings	51802000000	USD
CY2018Q3	us-gaap	Trading Liabilities TradingLiabilities	151150000000	USD
CY2017Q4	us-gaap	Trading Liabilities TradingLiabilities	123663000000	USD
CY2018Q3	us-gaap	Accounts Payable And Accrued Liabilities Current And Noncurrent AccountsPayableAndAccruedLiabilitiesCurrentAndNoncurrent	209707000000	USD
CY2017Q4	us-gaap	Accounts Payable And Accrued Liabilities Current And Noncurrent AccountsPayableAndAccruedLiabilitiesCurrentAndNoncurrent	189383000000	USD
CY2018Q3	us-gaap	Beneficial Interest BeneficialInterest	20241000000	USD
CY2017Q4	us-gaap	Beneficial Interest BeneficialInterest	26081000000	USD
CY2018Q3	us-gaap	Long Term Debt And Capital Lease Obligations Including Current Maturities LongTermDebtAndCapitalLeaseObligationsIncludingCurrentMaturities	270124000000	USD
CY2017Q4	us-gaap	Long Term Debt And Capital Lease Obligations Including Current Maturities LongTermDebtAndCapitalLeaseObligationsIncludingCurrentMaturities	284080000000	USD
CY2018Q3	us-gaap	Liabilities Liabilities	2356227000000	USD
CY2017Q4	us-gaap	Liabilities Liabilities	2277907000000	USD
CY2018Q3	us-gaap	Commitments And Contingencies CommitmentsAndContingencies		USD
CY2017Q4	us-gaap	Commitments And Contingencies CommitmentsAndContingencies		USD
CY2018Q3	us-gaap	Preferred Stock Including Additional Paid In Capital Net Of Discount PreferredStockIncludingAdditionalPaidInCapitalNetOfDiscount	27764000000	USD
CY2017Q4	us-gaap	Preferred Stock Including Additional Paid In Capital Net Of Discount PreferredStockIncludingAdditionalPaidInCapitalNetOfDiscount	26068000000	USD
CY2018Q3	us-gaap	Common Stock Value CommonStockValue	4105000000	USD
CY2017Q4	us-gaap	Common Stock Value CommonStockValue	4105000000	USD
CY2018Q3	us-gaap	Additional Paid In Capital Common Stock AdditionalPaidInCapitalCommonStock	89333000000	USD
CY2017Q4	us-gaap	Additional Paid In Capital Common Stock AdditionalPaidInCapitalCommonStock	90579000000	USD
CY2018Q3	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	195180000000	USD
CY2017Q4	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	177676000000	USD
CY2018Q3	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	-2425000000	USD
CY2017Q4	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	-119000000	USD
CY2018Q3	us-gaap	Common Stock Held In Trust CommonStockHeldInTrust	21000000	USD
CY2017Q4	us-gaap	Common Stock Held In Trust CommonStockHeldInTrust	21000000	USD
CY2018Q3	us-gaap	Treasury Stock Value TreasuryStockValue	54980000000	USD
CY2017Q4	us-gaap	Treasury Stock Value TreasuryStockValue	42595000000	USD
CY2018Q3	us-gaap	Stockholders Equity StockholdersEquity	258956000000	USD
CY2017Q4	us-gaap	Stockholders Equity StockholdersEquity	255693000000	USD
CY2018Q3	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	2615183000000	USD
CY2017Q4	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	2533600000000	USD
CY2018Q3	us-gaap	Stockholders Equity StockholdersEquity	258956000000	USD
CY2017Q3	us-gaap	Stockholders Equity StockholdersEquity	258382000000	USD
	us-gaap	Net Income Loss NetIncomeLoss	25408000000	USD
	us-gaap	Net Income Loss NetIncomeLoss	20209000000	USD
	us-gaap	Provision For Loan Lease And Other Losses ProvisionForLoanLeaseAndOtherLosses	3323000000	USD
	us-gaap	Provision For Loan Lease And Other Losses ProvisionForLoanLeaseAndOtherLosses	3982000000	USD
	us-gaap	Depreciation Amortization And Accretion Net DepreciationAmortizationAndAccretionNet	5716000000	USD
	us-gaap	Depreciation Amortization And Accretion Net DepreciationAmortizationAndAccretionNet	4547000000	USD
	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	-323000000	USD
	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	-187000000	USD
	us-gaap	Other Noncash Income Expense OtherNoncashIncomeExpense	-2179000000	USD
	us-gaap	Other Noncash Income Expense OtherNoncashIncomeExpense	-1655000000	USD
	us-gaap	Payments For Origination And Purchases Of Loans Held For Sale PaymentsForOriginationAndPurchasesOfLoansHeldForSale	68235000000	USD
	us-gaap	Payments For Origination And Purchases Of Loans Held For Sale PaymentsForOriginationAndPurchasesOfLoansHeldForSale	75907000000	USD
	jpm	Proceeds From Sales Securitizations And Paydowns Of Loans Held For Sale ProceedsFromSalesSecuritizationsAndPaydownsOfLoansHeldForSale	68214000000	USD
	jpm	Proceeds From Sales Securitizations And Paydowns Of Loans Held For Sale ProceedsFromSalesSecuritizationsAndPaydownsOfLoansHeldForSale	75255000000	USD
	us-gaap	Increase Decrease In Financial Instruments Used In Operating Activities IncreaseDecreaseInFinancialInstrumentsUsedInOperatingActivities	44427000000	USD
	us-gaap	Increase Decrease In Financial Instruments Used In Operating Activities IncreaseDecreaseInFinancialInstrumentsUsedInOperatingActivities	31189000000	USD
	us-gaap	Increase Decrease In Cash Collateral For Borrowed Securities IncreaseDecreaseInCashCollateralForBorrowedSecurities	17344000000	USD
	us-gaap	Increase Decrease In Cash Collateral For Borrowed Securities IncreaseDecreaseInCashCollateralForBorrowedSecurities	5191000000	USD
	jpm	Increase Decrease In Accrued Interests And Accounts Receivable IncreaseDecreaseInAccruedInterestsAndAccountsReceivable	11335000000	USD
	jpm	Increase Decrease In Accrued Interests And Accounts Receivable IncreaseDecreaseInAccruedInterestsAndAccountsReceivable	9795000000	USD
	us-gaap	Increase Decrease In Prepaid Deferred Expense And Other Assets IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets	-2909000000	USD
	us-gaap	Increase Decrease In Prepaid Deferred Expense And Other Assets IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets	-18668000000	USD
	us-gaap	Increase Decrease In Trading Liabilities IncreaseDecreaseInTradingLiabilities	21580000000	USD
	us-gaap	Increase Decrease In Trading Liabilities IncreaseDecreaseInTradingLiabilities	-23162000000	USD
	jpm	Increase Decrease In Accounts Payable And Other Liabilities IncreaseDecreaseInAccountsPayableAndOtherLiabilities	26677000000	USD
	jpm	Increase Decrease In Accounts Payable And Other Liabilities IncreaseDecreaseInAccountsPayableAndOtherLiabilities	-10124000000	USD
	us-gaap	Other Operating Activities Cash Flow Statement OtherOperatingActivitiesCashFlowStatement	-577000000	USD
	us-gaap	Other Operating Activities Cash Flow Statement OtherOperatingActivitiesCashFlowStatement	7858000000	USD
	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	13765000000	USD
	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	-23381000000	USD
	us-gaap	Proceeds From Payments For Federal Funds Sold And Securities Purchased Under Agreements To Resell Net ProceedsFromPaymentsForFederalFundsSoldAndSecuritiesPurchasedUnderAgreementsToResellNet	-19259000000	USD
	us-gaap	Proceeds From Payments For Federal Funds Sold And Securities Purchased Under Agreements To Resell Net ProceedsFromPaymentsForFederalFundsSoldAndSecuritiesPurchasedUnderAgreementsToResellNet	44463000000	USD
	us-gaap	Proceeds From Maturities Prepayments And Calls Of Held To Maturity Securities ProceedsFromMaturitiesPrepaymentsAndCallsOfHeldToMaturitySecurities	2268000000	USD
	us-gaap	Proceeds From Maturities Prepayments And Calls Of Held To Maturity Securities ProceedsFromMaturitiesPrepaymentsAndCallsOfHeldToMaturitySecurities	3508000000	USD
	us-gaap	Payments To Acquire Held To Maturity Securities PaymentsToAcquireHeldToMaturitySecurities	8613000000	USD
	us-gaap	Payments To Acquire Held To Maturity Securities PaymentsToAcquireHeldToMaturitySecurities	594000000	USD
	us-gaap	Proceeds From Maturities Prepayments And Calls Of Available For Sale Securities ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities	29618000000	USD
	us-gaap	Proceeds From Maturities Prepayments And Calls Of Available For Sale Securities ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities	43536000000	USD
	us-gaap	Proceeds From Sale Of Available For Sale Securities Debt ProceedsFromSaleOfAvailableForSaleSecuritiesDebt	34322000000	USD
	us-gaap	Proceeds From Sale Of Available For Sale Securities Debt ProceedsFromSaleOfAvailableForSaleSecuritiesDebt	57640000000	USD
	us-gaap	Payments To Acquire Available For Sale Securities Debt PaymentsToAcquireAvailableForSaleSecuritiesDebt	46530000000	USD
	us-gaap	Payments To Acquire Available For Sale Securities Debt PaymentsToAcquireAvailableForSaleSecuritiesDebt	73717000000	USD
	us-gaap	Proceeds From Sale Of Loans And Leases Held For Investment ProceedsFromSaleOfLoansAndLeasesHeldForInvestment	20154000000	USD
	us-gaap	Proceeds From Sale Of Loans And Leases Held For Investment ProceedsFromSaleOfLoansAndLeasesHeldForInvestment	11600000000	USD
	jpm	Paymentsfor Other Loansand Leases PaymentsforOtherLoansandLeases	49755000000	USD
	jpm	Paymentsfor Other Loansand Leases PaymentsforOtherLoansandLeases	39385000000	USD
	us-gaap	Payments For Proceeds From Other Investing Activities PaymentsForProceedsFromOtherInvestingActivities	1987000000	USD
	us-gaap	Payments For Proceeds From Other Investing Activities PaymentsForProceedsFromOtherInvestingActivities	-655000000	USD
	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-39782000000	USD
	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	47706000000	USD
	us-gaap	Increase Decrease In Deposits IncreaseDecreaseInDeposits	15274000000	USD
	us-gaap	Increase Decrease In Deposits IncreaseDecreaseInDeposits	51352000000	USD
	us-gaap	Increase Decrease In Federal Funds Purchased And Securities Sold Under Agreements To Repurchase Net IncreaseDecreaseInFederalFundsPurchasedAndSecuritiesSoldUnderAgreementsToRepurchaseNet	22719000000	USD
	us-gaap	Increase Decrease In Federal Funds Purchased And Securities Sold Under Agreements To Repurchase Net IncreaseDecreaseInFederalFundsPurchasedAndSecuritiesSoldUnderAgreementsToRepurchaseNet	3731000000	USD
	us-gaap	Proceeds From Short Term Debt ProceedsFromShortTermDebt	12974000000	USD
	us-gaap	Proceeds From Short Term Debt ProceedsFromShortTermDebt	19006000000	USD
	jpm	Increase Decrease In Beneficial Interests Issued By Consolidated Variable Interest Entities IncreaseDecreaseInBeneficialInterestsIssuedByConsolidatedVariableInterestEntities	975000000	USD
	jpm	Increase Decrease In Beneficial Interests Issued By Consolidated Variable Interest Entities IncreaseDecreaseInBeneficialInterestsIssuedByConsolidatedVariableInterestEntities	-1312000000	USD
	us-gaap	Proceeds From Issuance Of Long Term Debt And Capital Securities Net ProceedsFromIssuanceOfLongTermDebtAndCapitalSecuritiesNet	54842000000	USD
	us-gaap	Proceeds From Issuance Of Long Term Debt And Capital Securities Net ProceedsFromIssuanceOfLongTermDebtAndCapitalSecuritiesNet	46311000000	USD
	us-gaap	Repayments Of Long Term Debt And Capital Securities RepaymentsOfLongTermDebtAndCapitalSecurities	69636000000	USD
	us-gaap	Repayments Of Long Term Debt And Capital Securities RepaymentsOfLongTermDebtAndCapitalSecurities	65932000000	USD
	us-gaap	Proceeds From Issuance Of Preferred Stock And Preference Stock ProceedsFromIssuanceOfPreferredStockAndPreferenceStock	1655000000	USD
	us-gaap	Proceeds From Issuance Of Preferred Stock And Preference Stock ProceedsFromIssuanceOfPreferredStockAndPreferenceStock	0	USD
	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	14055000000	USD
	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	10602000000	USD
	us-gaap	Payments Of Dividends PaymentsOfDividends	6989000000	USD
	us-gaap	Payments Of Dividends PaymentsOfDividends	6478000000	USD
	us-gaap	Proceeds From Payments For Other Financing Activities ProceedsFromPaymentsForOtherFinancingActivities	-1440000000	USD
	us-gaap	Proceeds From Payments For Other Financing Activities ProceedsFromPaymentsForOtherFinancingActivities	329000000	USD
	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	16319000000	USD
	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	36405000000	USD
	us-gaap	Effect Of Exchange Rate On Cash And Cash Equivalents EffectOfExchangeRateOnCashAndCashEquivalents	-2509000000	USD
	us-gaap	Effect Of Exchange Rate On Cash And Cash Equivalents EffectOfExchangeRateOnCashAndCashEquivalents	7272000000	USD
	us-gaap	Cash And Cash Equivalents Period Increase Decrease CashAndCashEquivalentsPeriodIncreaseDecrease	-12207000000	USD
	us-gaap	Cash And Cash Equivalents Period Increase Decrease CashAndCashEquivalentsPeriodIncreaseDecrease	68002000000	USD
CY2017Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	431304000000	USD
CY2016Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	391154000000	USD
CY2018Q3	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	419097000000	USD
CY2017Q3	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	459156000000	USD
	us-gaap	Interest Paid Net InterestPaidNet	15144000000	USD
	us-gaap	Interest Paid Net InterestPaidNet	10294000000	USD
	us-gaap	Income Taxes Paid Net IncomeTaxesPaidNet	2197000000	USD
	us-gaap	Income Taxes Paid Net IncomeTaxesPaidNet	3238000000	USD
	us-gaap	Use Of Estimates UseOfEstimates	<span style="font-family:Amplitude;">The unaudited Consolidated Financial Statements prepared in conformity with U.S. GAAP require management to make estimates and assumptions that affect the reported amounts of assets, liabilities, revenue and expense, and the disclosures of contingent assets and liabilities. Actual results could be different from these estimates. In the opinion of management, all normal, recurring adjustments have been included such that this interim financial information is fairly presented.</span>
	us-gaap	Prior Period Reclassification Adjustment Description PriorPeriodReclassificationAdjustmentDescription	<span style="font-family:Amplitude;">Certain amounts reported in prior periods have been reclassified to conform with the current presentation.</span>
CY2018Q3	jpm	Tax Cutsand Jobs Actof2017 Incomplete Accounting Transition Taxfor Accumulated Foreign Earnings Provisional Income Tax Expense Benefit TaxCutsandJobsActof2017IncompleteAccountingTransitionTaxforAccumulatedForeignEarningsProvisionalIncomeTaxExpenseBenefit	-132000000	USD
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CY2018Q3	jpm	Fair Value Inputs Priceper Unit Assumed Par FairValueInputsPriceperUnitAssumedPar	100
CY2018Q2	us-gaap	Fair Value Net Derivative Asset Liability Measured On Recurring Basis With Unobservable Inputs FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisWithUnobservableInputs	-3110000000	USD
CY2018Q3	jpm	Fair Value Measurementwith Unobservable Inputs Reconciliation Recurring Basis Net Derivative Asset Liability Realizedand Unrealized Gains Losses FairValueMeasurementwithUnobservableInputsReconciliationRecurringBasisNetDerivativeAssetLiabilityRealizedandUnrealizedGainsLosses	385000000	USD
CY2018Q3	us-gaap	Fair Value Net Derivative Asset Liability Measured On Recurring Basis Unobservable Inputs Reconciliation Purchases FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationPurchases	701000000	USD
CY2018Q3	us-gaap	Fair Value Net Derivative Asset Liability Measured On Recurring Basis Unobservable Inputs Reconciliation Sales FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationSales	664000000	USD
CY2018Q3	us-gaap	Fair Value Net Derivative Asset Liability Measured On Recurring Basis Unobservable Inputs Reconciliation Settlements FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationSettlements	-406000000	USD
CY2018Q3	us-gaap	Fair Value Net Derivative Asset Liability Measured On Recurring Basis Unobservable Inputs Reconciliation Transfers Into Level3 FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationTransfersIntoLevel3	-164000000	USD
CY2018Q3	us-gaap	Fair Value Net Derivative Asset Liability Measured On Recurring Basis Unobservable Inputs Reconciliation Transfers Out Of Level3 FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationTransfersOutOfLevel3	-60000000	USD
CY2018Q3	us-gaap	Fair Value Net Derivative Asset Liability Measured On Recurring Basis With Unobservable Inputs FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisWithUnobservableInputs	-2386000000	USD
CY2018Q3	us-gaap	Fair Value Net Derivative Asset Liability Measured On Recurring Basis Change In Unrealized Gain Loss FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisChangeInUnrealizedGainLoss	164000000	USD
CY2017Q2	us-gaap	Fair Value Net Derivative Asset Liability Measured On Recurring Basis With Unobservable Inputs FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisWithUnobservableInputs	-2521000000	USD
CY2017Q3	jpm	Fair Value Measurementwith Unobservable Inputs Reconciliation Recurring Basis Net Derivative Asset Liability Realizedand Unrealized Gains Losses FairValueMeasurementwithUnobservableInputsReconciliationRecurringBasisNetDerivativeAssetLiabilityRealizedandUnrealizedGainsLosses	45000000	USD
CY2017Q3	us-gaap	Fair Value Net Derivative Asset Liability Measured On Recurring Basis Unobservable Inputs Reconciliation Purchases FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationPurchases	380000000	USD
CY2017Q3	us-gaap	Fair Value Net Derivative Asset Liability Measured On Recurring Basis Unobservable Inputs Reconciliation Sales FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationSales	210000000	USD
CY2017Q3	us-gaap	Fair Value Net Derivative Asset Liability Measured On Recurring Basis Unobservable Inputs Reconciliation Settlements FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationSettlements	251000000	USD
CY2017Q3	us-gaap	Fair Value Net Derivative Asset Liability Measured On Recurring Basis Unobservable Inputs Reconciliation Transfers Into Level3 FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationTransfersIntoLevel3	19000000	USD
CY2017Q3	us-gaap	Fair Value Net Derivative Asset Liability Measured On Recurring Basis Unobservable Inputs Reconciliation Transfers Out Of Level3 FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationTransfersOutOfLevel3	-152000000	USD
CY2017Q3	us-gaap	Fair Value Net Derivative Asset Liability Measured On Recurring Basis With Unobservable Inputs FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisWithUnobservableInputs	-2386000000	USD
CY2017Q3	us-gaap	Fair Value Net Derivative Asset Liability Measured On Recurring Basis Change In Unrealized Gain Loss FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisChangeInUnrealizedGainLoss	39000000	USD
CY2017Q4	us-gaap	Fair Value Net Derivative Asset Liability Measured On Recurring Basis With Unobservable Inputs FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisWithUnobservableInputs	-4250000000	USD
	jpm	Fair Value Measurementwith Unobservable Inputs Reconciliation Recurring Basis Net Derivative Asset Liability Realizedand Unrealized Gains Losses FairValueMeasurementwithUnobservableInputsReconciliationRecurringBasisNetDerivativeAssetLiabilityRealizedandUnrealizedGainsLosses	1935000000	USD
	us-gaap	Fair Value Net Derivative Asset Liability Measured On Recurring Basis Unobservable Inputs Reconciliation Purchases FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationPurchases	1595000000	USD
	us-gaap	Fair Value Net Derivative Asset Liability Measured On Recurring Basis Unobservable Inputs Reconciliation Sales FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationSales	2018000000	USD
	us-gaap	Fair Value Net Derivative Asset Liability Measured On Recurring Basis Unobservable Inputs Reconciliation Settlements FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationSettlements	-498000000	USD
	us-gaap	Fair Value Net Derivative Asset Liability Measured On Recurring Basis Unobservable Inputs Reconciliation Transfers Into Level3 FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationTransfersIntoLevel3	-386000000	USD
	us-gaap	Fair Value Net Derivative Asset Liability Measured On Recurring Basis Unobservable Inputs Reconciliation Transfers Out Of Level3 FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationTransfersOutOfLevel3	-240000000	USD
CY2018Q3	us-gaap	Fair Value Net Derivative Asset Liability Measured On Recurring Basis With Unobservable Inputs FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisWithUnobservableInputs	-2386000000	USD
	us-gaap	Fair Value Net Derivative Asset Liability Measured On Recurring Basis Change In Unrealized Gain Loss FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisChangeInUnrealizedGainLoss	736000000	USD
CY2016Q4	us-gaap	Fair Value Net Derivative Asset Liability Measured On Recurring Basis With Unobservable Inputs FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisWithUnobservableInputs	-2360000000	USD
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	us-gaap	Fair Value Net Derivative Asset Liability Measured On Recurring Basis Unobservable Inputs Reconciliation Purchases FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationPurchases	907000000	USD
	us-gaap	Fair Value Net Derivative Asset Liability Measured On Recurring Basis Unobservable Inputs Reconciliation Sales FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationSales	398000000	USD
	us-gaap	Fair Value Net Derivative Asset Liability Measured On Recurring Basis Unobservable Inputs Reconciliation Settlements FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationSettlements	902000000	USD
	us-gaap	Fair Value Net Derivative Asset Liability Measured On Recurring Basis Unobservable Inputs Reconciliation Transfers Into Level3 FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationTransfersIntoLevel3	-84000000	USD
	us-gaap	Fair Value Net Derivative Asset Liability Measured On Recurring Basis Unobservable Inputs Reconciliation Transfers Out Of Level3 FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationTransfersOutOfLevel3	-319000000	USD
CY2017Q3	us-gaap	Fair Value Net Derivative Asset Liability Measured On Recurring Basis With Unobservable Inputs FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisWithUnobservableInputs	-2386000000	USD
	us-gaap	Fair Value Net Derivative Asset Liability Measured On Recurring Basis Change In Unrealized Gain Loss FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisChangeInUnrealizedGainLoss	-150000000	USD
CY2018Q3	jpm	Level Three Liabilities As Percentage Of Total Firm Liabilities At Fair Value LevelThreeLiabilitiesAsPercentageOfTotalFirmLiabilitiesAtFairValue	0.15
CY2018Q3	jpm	Percentage Of Level3 Assets To Total Assets PercentageOfLevel3AssetsToTotalAssets	0.008
CY2018Q3	jpm	Derivative Gain Losson Derivative Net Cva DerivativeGainLossonDerivativeNetCVA	66000000	USD
CY2017Q3	jpm	Derivative Gain Losson Derivative Net Cva DerivativeGainLossonDerivativeNetCVA	245000000	USD
	jpm	Derivative Gain Losson Derivative Net Cva DerivativeGainLossonDerivativeNetCVA	223000000	USD
	jpm	Derivative Gain Losson Derivative Net Cva DerivativeGainLossonDerivativeNetCVA	715000000	USD
CY2018Q3	jpm	Derivative Gain Losson Derivative Net Dv Aand Fva DerivativeGainLossonDerivativeNetDVAandFVA	88000000	USD
CY2017Q3	jpm	Derivative Gain Losson Derivative Net Dv Aand Fva DerivativeGainLossonDerivativeNetDVAandFVA	-222000000	USD
	jpm	Derivative Gain Losson Derivative Net Dv Aand Fva DerivativeGainLossonDerivativeNetDVAandFVA	102000000	USD
	jpm	Derivative Gain Losson Derivative Net Dv Aand Fva DerivativeGainLossonDerivativeNetDVAandFVA	-289000000	USD
CY2018Q3	us-gaap	Equity Securities Without Readily Determinable Fair Value Amount EquitySecuritiesWithoutReadilyDeterminableFairValueAmount	1801000000	USD
CY2018Q3	us-gaap	Equity Securities Without Readily Determinable Fair Value Amount EquitySecuritiesWithoutReadilyDeterminableFairValueAmount	1801000000	USD
CY2018Q3	us-gaap	Equity Securities Without Readily Determinable Fair Value Upward Price Adjustment Annual Amount EquitySecuritiesWithoutReadilyDeterminableFairValueUpwardPriceAdjustmentAnnualAmount	14000000	USD
	us-gaap	Equity Securities Without Readily Determinable Fair Value Upward Price Adjustment Annual Amount EquitySecuritiesWithoutReadilyDeterminableFairValueUpwardPriceAdjustmentAnnualAmount	540000000	USD
CY2018Q3	us-gaap	Equity Securities Without Readily Determinable Fair Value Downward Price Adjustment Annual Amount EquitySecuritiesWithoutReadilyDeterminableFairValueDownwardPriceAdjustmentAnnualAmount	-127000000	USD
	us-gaap	Equity Securities Without Readily Determinable Fair Value Downward Price Adjustment Annual Amount EquitySecuritiesWithoutReadilyDeterminableFairValueDownwardPriceAdjustmentAnnualAmount	-156000000	USD
CY2018Q3	us-gaap	Fair Value Option Loans Held As Assets Aggregate Difference FairValueOptionLoansHeldAsAssetsAggregateDifference	0	USD
CY2018Q3	jpm	Structured Notes Balance Under Fair Value Option StructuredNotesBalanceUnderFairValueOption	78150000000	USD
CY2017Q4	jpm	Structured Notes Balance Under Fair Value Option StructuredNotesBalanceUnderFairValueOption	74798000000	USD
CY2018Q3	invest	Derivative Notional Amount DerivativeNotionalAmount	58980000000000	USD
CY2017Q4	invest	Derivative Notional Amount DerivativeNotionalAmount	48386000000000	USD
CY2018Q3	us-gaap	Derivative Asset Fair Value Gross Asset Including Not Subject To Master Netting Arrangement DerivativeAssetFairValueGrossAssetIncludingNotSubjectToMasterNettingArrangement	543148000000	USD
CY2018Q3	us-gaap	Derivative Assets DerivativeAssets	60062000000	USD
CY2018Q3	us-gaap	Derivative Liability Fair Value Gross Liability Including Not Subject To Master Netting Arrangement DerivativeLiabilityFairValueGrossLiabilityIncludingNotSubjectToMasterNettingArrangement	509406000000	USD
CY2018Q3	us-gaap	Derivative Liabilities DerivativeLiabilities	41693000000	USD
CY2017Q4	us-gaap	Derivative Asset Fair Value Gross Asset Including Not Subject To Master Netting Arrangement DerivativeAssetFairValueGrossAssetIncludingNotSubjectToMasterNettingArrangement	559553000000	USD
CY2017Q4	us-gaap	Derivative Assets DerivativeAssets	56523000000	USD
CY2017Q4	us-gaap	Derivative Liability Fair Value Gross Liability Including Not Subject To Master Netting Arrangement DerivativeLiabilityFairValueGrossLiabilityIncludingNotSubjectToMasterNettingArrangement	530806000000	USD
CY2017Q4	us-gaap	Derivative Liabilities DerivativeLiabilities	37777000000	USD
CY2018Q3	us-gaap	Derivative Fair Value Of Derivative Asset DerivativeFairValueOfDerivativeAsset	530121000000	USD
CY2018Q3	us-gaap	Derivative Asset Fair Value Gross Liability And Obligation To Return Cash Offset DerivativeAssetFairValueGrossLiabilityAndObligationToReturnCashOffset	483086000000	USD
CY2018Q3	jpm	Derivatives Assets Subject To Master Netting Arrangement DerivativesAssetsSubjectToMasterNettingArrangement	47035000000	USD
CY2017Q4	us-gaap	Derivative Fair Value Of Derivative Asset DerivativeFairValueOfDerivativeAsset	547995000000	USD
CY2017Q4	us-gaap	Derivative Asset Fair Value Gross Liability And Obligation To Return Cash Offset DerivativeAssetFairValueGrossLiabilityAndObligationToReturnCashOffset	503030000000	USD
CY2017Q4	jpm	Derivatives Assets Subject To Master Netting Arrangement DerivativesAssetsSubjectToMasterNettingArrangement	44965000000	USD
CY2018Q3	us-gaap	Derivative Asset Not Subject To Master Netting Arrangement DerivativeAssetNotSubjectToMasterNettingArrangement	13027000000	USD
CY2018Q3	us-gaap	Derivative Asset Not Subject To Master Netting Arrangement DerivativeAssetNotSubjectToMasterNettingArrangement	13027000000	USD
CY2017Q4	us-gaap	Derivative Asset Not Subject To Master Netting Arrangement DerivativeAssetNotSubjectToMasterNettingArrangement	11558000000	USD
CY2017Q4	us-gaap	Derivative Asset Not Subject To Master Netting Arrangement DerivativeAssetNotSubjectToMasterNettingArrangement	11558000000	USD
CY2018Q3	us-gaap	Derivative Asset Fair Value Gross Asset Including Not Subject To Master Netting Arrangement DerivativeAssetFairValueGrossAssetIncludingNotSubjectToMasterNettingArrangement	543148000000	USD
CY2018Q3	us-gaap	Derivative Assets DerivativeAssets	60062000000	USD
CY2017Q4	us-gaap	Derivative Asset Fair Value Gross Asset Including Not Subject To Master Netting Arrangement DerivativeAssetFairValueGrossAssetIncludingNotSubjectToMasterNettingArrangement	559553000000	USD
CY2017Q4	us-gaap	Derivative Assets DerivativeAssets	56523000000	USD
CY2018Q3	jpm	Derivative Collateral Obligation To Return Securities Andor Cash Held By Third Party Custodians DerivativeCollateralObligationToReturnSecuritiesAndorCashHeldByThirdPartyCustodians	13826000000	USD
CY2017Q4	jpm	Derivative Collateral Obligation To Return Securities Andor Cash Held By Third Party Custodians DerivativeCollateralObligationToReturnSecuritiesAndorCashHeldByThirdPartyCustodians	13363000000	USD
CY2018Q3	jpm	Derivative Assets Net Exposure After Liquid Securities Andor Cash Collateral Held At Third Party Custodians Assets Subject To Master Netting Arrangement DerivativeAssetsNetExposureAfterLiquidSecuritiesAndorCashCollateralHeldAtThirdPartyCustodiansAssetsSubjectToMasterNettingArrangement	46236000000	USD
CY2017Q4	jpm	Derivative Assets Net Exposure After Liquid Securities Andor Cash Collateral Held At Third Party Custodians Assets Subject To Master Netting Arrangement DerivativeAssetsNetExposureAfterLiquidSecuritiesAndorCashCollateralHeldAtThirdPartyCustodiansAssetsSubjectToMasterNettingArrangement	43160000000	USD
CY2018Q3	us-gaap	Derivative Fair Value Of Derivative Liability DerivativeFairValueOfDerivativeLiability	497126000000	USD
CY2018Q3	us-gaap	Derivative Liability Fair Value Gross Asset And Right To Reclaim Cash Offset DerivativeLiabilityFairValueGrossAssetAndRightToReclaimCashOffset	467713000000	USD
CY2018Q3	jpm	Derivatives Liabilities Subject To Master Netting Arrangement DerivativesLiabilitiesSubjectToMasterNettingArrangement	29413000000	USD
CY2017Q4	us-gaap	Derivative Fair Value Of Derivative Liability DerivativeFairValueOfDerivativeLiability	521133000000	USD
CY2017Q4	us-gaap	Derivative Liability Fair Value Gross Asset And Right To Reclaim Cash Offset DerivativeLiabilityFairValueGrossAssetAndRightToReclaimCashOffset	493029000000	USD
CY2017Q4	jpm	Derivatives Liabilities Subject To Master Netting Arrangement DerivativesLiabilitiesSubjectToMasterNettingArrangement	28104000000	USD
CY2018Q3	us-gaap	Derivative Liability Not Subject To Master Netting Arrangement DerivativeLiabilityNotSubjectToMasterNettingArrangement	12280000000	USD
CY2018Q3	us-gaap	Derivative Liability Not Subject To Master Netting Arrangement DerivativeLiabilityNotSubjectToMasterNettingArrangement	12280000000	USD
CY2017Q4	us-gaap	Derivative Liability Not Subject To Master Netting Arrangement DerivativeLiabilityNotSubjectToMasterNettingArrangement	9673000000	USD
CY2017Q4	us-gaap	Derivative Liability Not Subject To Master Netting Arrangement DerivativeLiabilityNotSubjectToMasterNettingArrangement	9673000000	USD
CY2018Q3	us-gaap	Derivative Liability Fair Value Gross Liability Including Not Subject To Master Netting Arrangement DerivativeLiabilityFairValueGrossLiabilityIncludingNotSubjectToMasterNettingArrangement	509406000000	USD
CY2018Q3	us-gaap	Derivative Liabilities DerivativeLiabilities	41693000000	USD
CY2017Q4	us-gaap	Derivative Liability Fair Value Gross Liability Including Not Subject To Master Netting Arrangement DerivativeLiabilityFairValueGrossLiabilityIncludingNotSubjectToMasterNettingArrangement	530806000000	USD
CY2017Q4	us-gaap	Derivative Liabilities DerivativeLiabilities	37777000000	USD
CY2018Q3	jpm	Derivative Collateral Right To Reclaim Securities Andor Cash Held At Third Party Custodians DerivativeCollateralRightToReclaimSecuritiesAndorCashHeldAtThirdPartyCustodians	3566000000	USD
CY2017Q4	jpm	Derivative Collateral Right To Reclaim Securities Andor Cash Held At Third Party Custodians DerivativeCollateralRightToReclaimSecuritiesAndorCashHeldAtThirdPartyCustodians	4180000000	USD
CY2018Q3	jpm	Derivative Liabilities Net Amount After Liquid Securities Andor Cash Collateral Held At Third Party Custodians Liabilities Subject To Master Netting Agreement DerivativeLiabilitiesNetAmountAfterLiquidSecuritiesAndorCashCollateralHeldAtThirdPartyCustodiansLiabilitiesSubjectToMasterNettingAgreement	38127000000	USD
CY2017Q4	jpm	Derivative Liabilities Net Amount After Liquid Securities Andor Cash Collateral Held At Third Party Custodians Liabilities Subject To Master Netting Agreement DerivativeLiabilitiesNetAmountAfterLiquidSecuritiesAndorCashCollateralHeldAtThirdPartyCustodiansLiabilitiesSubjectToMasterNettingAgreement	33597000000	USD
CY2018Q3	us-gaap	Derivative Asset Collateral Obligation To Return Cash Offset DerivativeAssetCollateralObligationToReturnCashOffset	55500000000	USD
CY2018Q3	us-gaap	Derivative Liability Collateral Right To Reclaim Cash Offset DerivativeLiabilityCollateralRightToReclaimCashOffset	40100000000	USD
CY2017Q4	us-gaap	Derivative Liability Collateral Right To Reclaim Cash Offset DerivativeLiabilityCollateralRightToReclaimCashOffset	45500000000	USD
CY2018Q3	us-gaap	Derivative Net Liability Position Aggregate Fair Value DerivativeNetLiabilityPositionAggregateFairValue	10103000000	USD
CY2017Q4	us-gaap	Derivative Net Liability Position Aggregate Fair Value DerivativeNetLiabilityPositionAggregateFairValue	11916000000	USD
CY2018Q3	us-gaap	Collateral Already Posted Aggregate Fair Value CollateralAlreadyPostedAggregateFairValue	8926000000	USD
CY2017Q4	us-gaap	Collateral Already Posted Aggregate Fair Value CollateralAlreadyPostedAggregateFairValue	9973000000	USD
CY2018Q3	us-gaap	Change In Unrealized Gain Loss On Fair Value Hedging Instruments1 ChangeInUnrealizedGainLossOnFairValueHedgingInstruments1	-139000000	USD
CY2018Q3	us-gaap	Change In Unrealized Gain Loss On Hedged Item In Fair Value Hedge1 ChangeInUnrealizedGainLossOnHedgedItemInFairValueHedge1	406000000	USD
CY2018Q3	us-gaap	Gain Loss On Fair Value Hedges Recognized In Earnings GainLossOnFairValueHedgesRecognizedInEarnings	267000000	USD
CY2018Q3	jpm	Gain Lossfrom Components Excludedfrom Assessmentof Fair Value Hedge Effectiveness Amortization Method Net GainLossfromComponentsExcludedfromAssessmentofFairValueHedgeEffectivenessAmortizationMethodNet	-137000000	USD
CY2018Q3	jpm	Gain Lossfrom Components Excludedfrom Assessmentof Fair Value Hedge Effectiveness Changesin Fair Value Net GainLossfromComponentsExcludedfromAssessmentofFairValueHedgeEffectivenessChangesinFairValueNet	267000000	USD
CY2018Q3	us-gaap	Other Comprehensive Income Loss Derivative Excluded Component Increase Decrease Before Adjustments And Tax OtherComprehensiveIncomeLossDerivativeExcludedComponentIncreaseDecreaseBeforeAdjustmentsAndTax	45000000	USD
CY2017Q3	us-gaap	Change In Unrealized Gain Loss On Fair Value Hedging Instruments1 ChangeInUnrealizedGainLossOnFairValueHedgingInstruments1	-1417000000	USD
CY2017Q3	us-gaap	Change In Unrealized Gain Loss On Hedged Item In Fair Value Hedge1 ChangeInUnrealizedGainLossOnHedgedItemInFairValueHedge1	1645000000	USD
CY2017Q3	us-gaap	Gain Loss On Fair Value Hedges Recognized In Earnings GainLossOnFairValueHedgesRecognizedInEarnings	228000000	USD
CY2017Q3	us-gaap	Gain Loss On Fair Value Hedge Ineffectiveness Net GainLossOnFairValueHedgeIneffectivenessNet	2000000	USD
CY2017Q3	us-gaap	Gain Loss From Components Excluded From Assessment Of Fair Value Hedge Effectiveness Net GainLossFromComponentsExcludedFromAssessmentOfFairValueHedgeEffectivenessNet	226000000	USD
	us-gaap	Change In Unrealized Gain Loss On Fair Value Hedging Instruments1 ChangeInUnrealizedGainLossOnFairValueHedgingInstruments1	-1301000000	USD
	us-gaap	Change In Unrealized Gain Loss On Hedged Item In Fair Value Hedge1 ChangeInUnrealizedGainLossOnHedgedItemInFairValueHedge1	2136000000	USD
	us-gaap	Gain Loss On Fair Value Hedges Recognized In Earnings GainLossOnFairValueHedgesRecognizedInEarnings	835000000	USD
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	us-gaap	Other Comprehensive Income Loss Derivative Excluded Component Increase Decrease Before Adjustments And Tax OtherComprehensiveIncomeLossDerivativeExcludedComponentIncreaseDecreaseBeforeAdjustmentsAndTax	-96000000	USD
	us-gaap	Change In Unrealized Gain Loss On Fair Value Hedging Instruments1 ChangeInUnrealizedGainLossOnFairValueHedgingInstruments1	-4208000000	USD
	us-gaap	Change In Unrealized Gain Loss On Hedged Item In Fair Value Hedge1 ChangeInUnrealizedGainLossOnHedgedItemInFairValueHedge1	4855000000	USD
	us-gaap	Gain Loss On Fair Value Hedges Recognized In Earnings GainLossOnFairValueHedgesRecognizedInEarnings	647000000	USD
	us-gaap	Gain Loss On Fair Value Hedge Ineffectiveness Net GainLossOnFairValueHedgeIneffectivenessNet	7000000	USD
	us-gaap	Gain Loss From Components Excluded From Assessment Of Fair Value Hedge Effectiveness Net GainLossFromComponentsExcludedFromAssessmentOfFairValueHedgeEffectivenessNet	640000000	USD
	us-gaap	Cash Flow Hedge Gain Loss To Be Reclassified Within Twelve Months CashFlowHedgeGainLossToBeReclassifiedWithinTwelveMonths	-118000000	USD
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CY2018Q3	us-gaap	Credit Derivative Maximum Exposure Undiscounted CreditDerivativeMaximumExposureUndiscounted	785141000000	USD
CY2018Q3	jpm	Credit Derivatives Purchased Credit Protection CreditDerivativesPurchasedCreditProtection	800282000000	USD
CY2018Q3	jpm	Net Protection Sold Purchased NetProtectionSoldPurchased	15141000000	USD
CY2018Q3	jpm	Credit Derivative Other Protection Purchased CreditDerivativeOtherProtectionPurchased	25557000000	USD
CY2017Q4	us-gaap	Credit Derivative Maximum Exposure Undiscounted CreditDerivativeMaximumExposureUndiscounted	744399000000	USD
CY2017Q4	jpm	Credit Derivatives Purchased Credit Protection CreditDerivativesPurchasedCreditProtection	761256000000	USD
CY2017Q4	jpm	Net Protection Sold Purchased NetProtectionSoldPurchased	16857000000	USD
CY2017Q4	jpm	Credit Derivative Other Protection Purchased CreditDerivativeOtherProtectionPurchased	24707000000	USD
CY2018Q3	jpm	Protection Sold Credit Derivatives And Credit Related Notes Ratings Less Than One Year ProtectionSoldCreditDerivativesAndCreditRelatedNotesRatingsLessThanOneYear	170033000000	USD
CY2018Q3	jpm	Protection Sold Credit Derivatives And Credit Related Notes Ratings From One To Five Years ProtectionSoldCreditDerivativesAndCreditRelatedNotesRatingsFromOneToFiveYears	511587000000	USD
CY2018Q3	jpm	Protection Sold Credit Derivatives And Credit Related Notes More Than Five Years ProtectionSoldCreditDerivativesAndCreditRelatedNotesMoreThanFiveYears	103521000000	USD
CY2018Q3	us-gaap	Credit Derivative Maximum Exposure Undiscounted CreditDerivativeMaximumExposureUndiscounted	785141000000	USD
CY2018Q3	us-gaap	Credit Risk Derivative Assets At Fair Value CreditRiskDerivativeAssetsAtFairValue	16380000000	USD
CY2018Q3	us-gaap	Credit Risk Derivative Liabilities At Fair Value CreditRiskDerivativeLiabilitiesAtFairValue	6378000000	USD
CY2018Q3	us-gaap	Credit Risk Derivatives At Fair Value Net CreditRiskDerivativesAtFairValueNet	10002000000	USD
CY2017Q4	jpm	Protection Sold Credit Derivatives And Credit Related Notes Ratings Less Than One Year ProtectionSoldCreditDerivativesAndCreditRelatedNotesRatingsLessThanOneYear	232680000000	USD
CY2017Q4	jpm	Protection Sold Credit Derivatives And Credit Related Notes Ratings From One To Five Years ProtectionSoldCreditDerivativesAndCreditRelatedNotesRatingsFromOneToFiveYears	453851000000	USD
CY2017Q4	jpm	Protection Sold Credit Derivatives And Credit Related Notes More Than Five Years ProtectionSoldCreditDerivativesAndCreditRelatedNotesMoreThanFiveYears	57868000000	USD
CY2017Q4	us-gaap	Credit Derivative Maximum Exposure Undiscounted CreditDerivativeMaximumExposureUndiscounted	744399000000	USD
CY2017Q4	us-gaap	Credit Risk Derivative Assets At Fair Value CreditRiskDerivativeAssetsAtFairValue	15923000000	USD
CY2017Q4	us-gaap	Credit Risk Derivative Liabilities At Fair Value CreditRiskDerivativeLiabilitiesAtFairValue	6447000000	USD
CY2017Q4	us-gaap	Credit Risk Derivatives At Fair Value Net CreditRiskDerivativesAtFairValueNet	9476000000	USD
CY2018Q3	us-gaap	Underwriting Income Loss UnderwritingIncomeLoss	1253000000	USD
CY2017Q3	us-gaap	Underwriting Income Loss UnderwritingIncomeLoss	1247000000	USD
	us-gaap	Underwriting Income Loss UnderwritingIncomeLoss	3938000000	USD
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CY2018Q3	jpm	Investment Banking Advisory Fee Revenue InvestmentBankingAdvisoryFeeRevenue	579000000	USD
CY2018Q3	jpm	Investment Advisory Fees1 InvestmentAdvisoryFees1	2716000000	USD
CY2017Q3	jpm	Investment Banking Advisory Fee Revenue InvestmentBankingAdvisoryFeeRevenue	621000000	USD
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	jpm	Investment Banking Advisory Fee Revenue InvestmentBankingAdvisoryFeeRevenue	1616000000	USD
CY2018Q3	us-gaap	Investment Banking Revenue InvestmentBankingRevenue	1832000000	USD
CY2017Q3	us-gaap	Investment Banking Revenue InvestmentBankingRevenue	1868000000	USD
	us-gaap	Investment Banking Revenue InvestmentBankingRevenue	5736000000	USD
	us-gaap	Investment Banking Revenue InvestmentBankingRevenue	5594000000	USD
CY2018Q3	us-gaap	Trading Gains Losses TradingGainsLosses	3117000000	USD
CY2017Q3	us-gaap	Trading Gains Losses TradingGainsLosses	2731000000	USD
	us-gaap	Trading Gains Losses TradingGainsLosses	10896000000	USD
	us-gaap	Trading Gains Losses TradingGainsLosses	9297000000	USD
CY2018Q3	us-gaap	Principal Investment Gains Losses PrincipalInvestmentGainsLosses	-153000000	USD
CY2017Q3	us-gaap	Principal Investment Gains Losses PrincipalInvestmentGainsLosses	-10000000	USD
	us-gaap	Principal Investment Gains Losses PrincipalInvestmentGainsLosses	-198000000	USD
	us-gaap	Principal Investment Gains Losses PrincipalInvestmentGainsLosses	143000000	USD
CY2018Q3	us-gaap	Principal Transactions Revenue PrincipalTransactionsRevenue	2964000000	USD
CY2017Q3	us-gaap	Principal Transactions Revenue PrincipalTransactionsRevenue	2721000000	USD
	us-gaap	Principal Transactions Revenue PrincipalTransactionsRevenue	10698000000	USD
	us-gaap	Principal Transactions Revenue PrincipalTransactionsRevenue	9440000000	USD
CY2018Q3	jpm	Feesand Commissions Lending Activities FeesandCommissionsLendingActivities	284000000	USD
CY2017Q3	jpm	Feesand Commissions Lending Activities FeesandCommissionsLendingActivities	280000000	USD
	jpm	Feesand Commissions Lending Activities FeesandCommissionsLendingActivities	838000000	USD
	jpm	Feesand Commissions Lending Activities FeesandCommissionsLendingActivities	824000000	USD
CY2018Q3	jpm	Feesand Commissions Depositor Accounts1 FeesandCommissionsDepositorAccounts1	1258000000	USD
CY2017Q3	jpm	Feesand Commissions Depositor Accounts1 FeesandCommissionsDepositorAccounts1	1217000000	USD
	jpm	Feesand Commissions Depositor Accounts1 FeesandCommissionsDepositorAccounts1	3676000000	USD
	jpm	Feesand Commissions Depositor Accounts1 FeesandCommissionsDepositorAccounts1	3603000000	USD
CY2018Q3	jpm	Lending And Deposit Related Fees LendingAndDepositRelatedFees	1542000000	USD
CY2017Q3	jpm	Lending And Deposit Related Fees LendingAndDepositRelatedFees	1497000000	USD
	jpm	Lending And Deposit Related Fees LendingAndDepositRelatedFees	4514000000	USD
	jpm	Lending And Deposit Related Fees LendingAndDepositRelatedFees	4427000000	USD
CY2017Q3	jpm	Investment Advisory Fees1 InvestmentAdvisoryFees1	2636000000	USD
	jpm	Investment Advisory Fees1 InvestmentAdvisoryFees1	8081000000	USD
	jpm	Investment Advisory Fees1 InvestmentAdvisoryFees1	7603000000	USD
CY2018Q3	jpm	All Other Asset Management Fees AllOtherAssetManagementFees	79000000	USD
CY2017Q3	jpm	All Other Asset Management Fees AllOtherAssetManagementFees	63000000	USD
	jpm	All Other Asset Management Fees AllOtherAssetManagementFees	211000000	USD
	jpm	All Other Asset Management Fees AllOtherAssetManagementFees	226000000	USD
CY2018Q3	jpm	Asset Management Fees AssetManagementFees	2795000000	USD
CY2017Q3	jpm	Asset Management Fees AssetManagementFees	2699000000	USD
	jpm	Asset Management Fees AssetManagementFees	8292000000	USD
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CY2018Q3	jpm	Administrative Services Revenue1 AdministrativeServicesRevenue1	533000000	USD
CY2017Q3	jpm	Administrative Services Revenue1 AdministrativeServicesRevenue1	514000000	USD
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CY2018Q3	us-gaap	Brokerage Commissions Revenue BrokerageCommissionsRevenue	604000000	USD
CY2017Q3	us-gaap	Brokerage Commissions Revenue BrokerageCommissionsRevenue	546000000	USD
	us-gaap	Brokerage Commissions Revenue BrokerageCommissionsRevenue	1887000000	USD
	us-gaap	Brokerage Commissions Revenue BrokerageCommissionsRevenue	1691000000	USD
CY2018Q3	jpm	Feesand Commissions Other1 FeesandCommissionsOther1	378000000	USD
CY2017Q3	jpm	Feesand Commissions Other1 FeesandCommissionsOther1	313000000	USD
	jpm	Feesand Commissions Other1 FeesandCommissionsOther1	1093000000	USD
	jpm	Feesand Commissions Other1 FeesandCommissionsOther1	976000000	USD
CY2018Q3	jpm	Fees And Commissions1 FeesAndCommissions1	982000000	USD
CY2017Q3	jpm	Fees And Commissions1 FeesAndCommissions1	859000000	USD
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CY2018Q3	jpm	Asset Management Administration And Commissions AssetManagementAdministrationAndCommissions	4310000000	USD
CY2017Q3	jpm	Asset Management Administration And Commissions AssetManagementAdministrationAndCommissions	4072000000	USD
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CY2018Q3	us-gaap	Available For Sale Securities Debt Maturities Next Rolling Twelve Months Amortized Cost Basis AvailableForSaleSecuritiesDebtMaturitiesNextRollingTwelveMonthsAmortizedCostBasis	4879000000	USD
CY2018Q3	us-gaap	Available For Sale Securities Debt Maturities Rolling Year Two Through Five Amortized Cost Basis AvailableForSaleSecuritiesDebtMaturitiesRollingYearTwoThroughFiveAmortizedCostBasis	28819000000	USD
CY2018Q3	us-gaap	Available For Sale Securities Debt Maturities Rolling Year Six Through Ten Amortized Cost Basis AvailableForSaleSecuritiesDebtMaturitiesRollingYearSixThroughTenAmortizedCostBasis	33788000000	USD
CY2018Q3	us-gaap	Available For Sale Securities Debt Maturities Rolling After Year Ten Amortized Cost Basis AvailableForSaleSecuritiesDebtMaturitiesRollingAfterYearTenAmortizedCostBasis	131480000000	USD
CY2018Q3	us-gaap	Available For Sale Debt Securities Amortized Cost Basis AvailableForSaleDebtSecuritiesAmortizedCostBasis	198966000000	USD
CY2018Q3	us-gaap	Available For Sale Securities Debt Maturities Next Rolling Twelve Months Fair Value AvailableForSaleSecuritiesDebtMaturitiesNextRollingTwelveMonthsFairValue	4883000000	USD
CY2018Q3	us-gaap	Available For Sale Securities Debt Maturities Rolling Year Two Through Five Fair Value AvailableForSaleSecuritiesDebtMaturitiesRollingYearTwoThroughFiveFairValue	29117000000	USD
CY2018Q3	us-gaap	Available For Sale Securities Debt Maturities Rolling Year Six Through Ten Fair Value AvailableForSaleSecuritiesDebtMaturitiesRollingYearSixThroughTenFairValue	33983000000	USD
CY2018Q3	us-gaap	Available For Sale Securities Debt Maturities Rolling After Year Ten Fair Value AvailableForSaleSecuritiesDebtMaturitiesRollingAfterYearTenFairValue	132047000000	USD
CY2018Q3	us-gaap	Available For Sale Securities Debt Securities AvailableForSaleSecuritiesDebtSecurities	200030000000	USD
CY2018Q3	jpm	Available For Sale Securities Debt Maturities Average Yield Within One Year AvailableForSaleSecuritiesDebtMaturitiesAverageYieldWithinOneYear	0.0288
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CY2018Q3	jpm	Available For Sale Securities Debt Maturities Average Yield After Five Through Ten Years AvailableForSaleSecuritiesDebtMaturitiesAverageYieldAfterFiveThroughTenYears	0.0285
CY2018Q3	jpm	Available For Sale Securities Debt Maturities Average Yield After Ten Years AvailableForSaleSecuritiesDebtMaturitiesAverageYieldAfterTenYears	0.0378
CY2018Q3	jpm	Available For Sale Securities Debt Maturities Average Yield AvailableForSaleSecuritiesDebtMaturitiesAverageYield	0.0339
CY2018Q3	us-gaap	Heldtomaturity Securities Debt Maturities Next Rolling Twelve Months Amortized Cost HeldtomaturitySecuritiesDebtMaturitiesNextRollingTwelveMonthsAmortizedCost	0	USD
CY2018Q3	us-gaap	Heldtomaturity Securities Debt Maturities Rolling Year Two Through Five Amortized Cost HeldtomaturitySecuritiesDebtMaturitiesRollingYearTwoThroughFiveAmortizedCost	0	USD
CY2018Q3	us-gaap	Heldtomaturity Securities Debt Maturities Rolling Year Six Through Ten Amortized Cost HeldtomaturitySecuritiesDebtMaturitiesRollingYearSixThroughTenAmortizedCost	2785000000	USD
CY2018Q3	us-gaap	Heldtomaturity Securities Debt Maturities Rolling After Ten Years Amortized Cost HeldtomaturitySecuritiesDebtMaturitiesRollingAfterTenYearsAmortizedCost	28583000000	USD
CY2018Q3	us-gaap	Held To Maturity Securities HeldToMaturitySecurities	31368000000	USD
CY2018Q3	us-gaap	Held To Maturity Securities Debt Maturities Next Rolling Twelve Months Fair Value HeldToMaturitySecuritiesDebtMaturitiesNextRollingTwelveMonthsFairValue	0	USD
CY2018Q3	us-gaap	Held To Maturity Securities Debt Maturities Rolling Year Two Through Five Fair Value HeldToMaturitySecuritiesDebtMaturitiesRollingYearTwoThroughFiveFairValue	0	USD
CY2018Q3	us-gaap	Held To Maturity Securities Debt Maturities Rolling Year Six Through Ten Fair Value HeldToMaturitySecuritiesDebtMaturitiesRollingYearSixThroughTenFairValue	2745000000	USD
CY2018Q3	us-gaap	Held To Maturity Securities Debt Maturities Rolling After Ten Years Fair Value HeldToMaturitySecuritiesDebtMaturitiesRollingAfterTenYearsFairValue	28173000000	USD
CY2018Q3	us-gaap	Held To Maturity Securities Fair Value HeldToMaturitySecuritiesFairValue	30918000000	USD
CY2018Q3	jpm	Held To Maturity Securities Debt Maturities Average Yield Within One Year HeldToMaturitySecuritiesDebtMaturitiesAverageYieldWithinOneYear	0
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CY2018Q3	jpm	Held To Maturity Securities Debt Maturities Average Yield After Ten Years HeldToMaturitySecuritiesDebtMaturitiesAverageYieldAfterTenYears	0.0346
CY2018Q3	jpm	Held To Maturity Securities Debt Maturities Average Yield HeldToMaturitySecuritiesDebtMaturitiesAverageYield	0.0347
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CY2018Q3	us-gaap	Securities Purchased Under Agreements To Resell Gross Including Not Subject To Master Netting Arrangement SecuritiesPurchasedUnderAgreementsToResellGrossIncludingNotSubjectToMasterNettingArrangement	521732000000	USD
CY2018Q3	us-gaap	Securities Purchased Under Agreements To Resell Liability SecuritiesPurchasedUnderAgreementsToResellLiability	304110000000	USD
CY2018Q3	us-gaap	Securities Purchased Under Agreements To Resell SecuritiesPurchasedUnderAgreementsToResell	217622000000	USD
CY2018Q3	us-gaap	Securities Purchased Under Agreements To Resell Fair Value Of Collateral SecuritiesPurchasedUnderAgreementsToResellFairValueOfCollateral	205345000000	USD
CY2018Q3	us-gaap	Securities Purchased Under Agreements To Resell Offset Against Collateral Net Of Not Subject To Master Netting Arrangement Policy Election SecuritiesPurchasedUnderAgreementsToResellOffsetAgainstCollateralNetOfNotSubjectToMasterNettingArrangementPolicyElection	12277000000	USD
CY2018Q3	us-gaap	Securities Borrowed Gross Including Not Subject To Master Netting Arrangement SecuritiesBorrowedGrossIncludingNotSubjectToMasterNettingArrangement	143644000000	USD
CY2018Q3	us-gaap	Securities Borrowed Liability SecuritiesBorrowedLiability	21210000000	USD
CY2018Q3	us-gaap	Securities Borrowed SecuritiesBorrowed	122434000000	USD
CY2018Q3	us-gaap	Securities Borrowed Fair Value Of Collateral SecuritiesBorrowedFairValueOfCollateral	89771000000	USD
CY2018Q3	us-gaap	Securities Borrowed Offset Against Collateral Net Of Not Subject To Master Netting Arrangement Policy Election SecuritiesBorrowedOffsetAgainstCollateralNetOfNotSubjectToMasterNettingArrangementPolicyElection	32663000000	USD
CY2018Q3	us-gaap	Securities Sold Under Agreements To Repurchase Gross Including Not Subject To Master Netting Arrangement SecuritiesSoldUnderAgreementsToRepurchaseGrossIncludingNotSubjectToMasterNettingArrangement	472560000000	USD
CY2018Q3	us-gaap	Securities Sold Under Agreements To Repurchase Asset SecuritiesSoldUnderAgreementsToRepurchaseAsset	304110000000	USD
CY2018Q3	us-gaap	Securities Sold Under Agreements To Repurchase SecuritiesSoldUnderAgreementsToRepurchase	168450000000	USD
CY2018Q3	us-gaap	Securities Sold Under Agreements To Repurchase Fair Value Of Collateral SecuritiesSoldUnderAgreementsToRepurchaseFairValueOfCollateral	154335000000	USD
CY2018Q3	us-gaap	Securities Sold Under Agreements To Repurchase Offset Against Collateral Net Of Not Subject To Master Netting Arrangement Policy Election SecuritiesSoldUnderAgreementsToRepurchaseOffsetAgainstCollateralNetOfNotSubjectToMasterNettingArrangementPolicyElection	14115000000	USD
CY2018Q3	us-gaap	Securities Loaned Gross Including Not Subject To Master Netting Arrangement SecuritiesLoanedGrossIncludingNotSubjectToMasterNettingArrangement	38720000000	USD
CY2018Q3	us-gaap	Securities Loaned SecuritiesLoaned	17510000000	USD
CY2018Q3	us-gaap	Securities Loaned Fair Value Of Collateral SecuritiesLoanedFairValueOfCollateral	17146000000	USD
CY2018Q3	us-gaap	Securities Loaned Offset Against Collateral Net Of Not Subject To Master Netting Arrangement Policy Election SecuritiesLoanedOffsetAgainstCollateralNetOfNotSubjectToMasterNettingArrangementPolicyElection	364000000	USD
CY2017Q4	us-gaap	Securities Purchased Under Agreements To Resell Gross Including Not Subject To Master Netting Arrangement SecuritiesPurchasedUnderAgreementsToResellGrossIncludingNotSubjectToMasterNettingArrangement	448608000000	USD
CY2017Q4	us-gaap	Securities Purchased Under Agreements To Resell Liability SecuritiesPurchasedUnderAgreementsToResellLiability	250505000000	USD
CY2017Q4	us-gaap	Securities Purchased Under Agreements To Resell SecuritiesPurchasedUnderAgreementsToResell	198103000000	USD
CY2017Q4	us-gaap	Securities Purchased Under Agreements To Resell Fair Value Of Collateral SecuritiesPurchasedUnderAgreementsToResellFairValueOfCollateral	188502000000	USD
CY2017Q4	us-gaap	Securities Purchased Under Agreements To Resell Offset Against Collateral Net Of Not Subject To Master Netting Arrangement Policy Election SecuritiesPurchasedUnderAgreementsToResellOffsetAgainstCollateralNetOfNotSubjectToMasterNettingArrangementPolicyElection	9601000000	USD
CY2017Q4	us-gaap	Securities Borrowed Gross Including Not Subject To Master Netting Arrangement SecuritiesBorrowedGrossIncludingNotSubjectToMasterNettingArrangement	113926000000	USD
CY2017Q4	us-gaap	Securities Borrowed Liability SecuritiesBorrowedLiability	8814000000	USD
CY2017Q4	us-gaap	Securities Borrowed SecuritiesBorrowed	105112000000	USD
CY2017Q4	us-gaap	Securities Borrowed Fair Value Of Collateral SecuritiesBorrowedFairValueOfCollateral	76805000000	USD
CY2017Q4	us-gaap	Securities Borrowed Offset Against Collateral Net Of Not Subject To Master Netting Arrangement Policy Election SecuritiesBorrowedOffsetAgainstCollateralNetOfNotSubjectToMasterNettingArrangementPolicyElection	28307000000	USD
CY2017Q4	us-gaap	Securities Sold Under Agreements To Repurchase Gross Including Not Subject To Master Netting Arrangement SecuritiesSoldUnderAgreementsToRepurchaseGrossIncludingNotSubjectToMasterNettingArrangement	398218000000	USD
CY2017Q4	us-gaap	Securities Sold Under Agreements To Repurchase Asset SecuritiesSoldUnderAgreementsToRepurchaseAsset	250505000000	USD
CY2017Q4	us-gaap	Securities Sold Under Agreements To Repurchase SecuritiesSoldUnderAgreementsToRepurchase	147713000000	USD
CY2017Q4	us-gaap	Securities Sold Under Agreements To Repurchase Fair Value Of Collateral SecuritiesSoldUnderAgreementsToRepurchaseFairValueOfCollateral	129178000000	USD
CY2017Q4	us-gaap	Securities Sold Under Agreements To Repurchase Offset Against Collateral Net Of Not Subject To Master Netting Arrangement Policy Election SecuritiesSoldUnderAgreementsToRepurchaseOffsetAgainstCollateralNetOfNotSubjectToMasterNettingArrangementPolicyElection	18535000000	USD
CY2017Q4	us-gaap	Securities Loaned Gross Including Not Subject To Master Netting Arrangement SecuritiesLoanedGrossIncludingNotSubjectToMasterNettingArrangement	27228000000	USD
CY2017Q4	us-gaap	Securities Loaned Asset SecuritiesLoanedAsset	8814000000	USD
CY2017Q4	us-gaap	Securities Loaned SecuritiesLoaned	18414000000	USD
CY2017Q4	us-gaap	Securities Loaned Fair Value Of Collateral SecuritiesLoanedFairValueOfCollateral	18151000000	USD
CY2017Q4	us-gaap	Securities Loaned Offset Against Collateral Net Of Not Subject To Master Netting Arrangement Policy Election SecuritiesLoanedOffsetAgainstCollateralNetOfNotSubjectToMasterNettingArrangementPolicyElection	263000000	USD
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CY2017Q4	us-gaap	Securities Purchased Under Agreements To Resell Not Subject To Master Netting Arrangement SecuritiesPurchasedUnderAgreementsToResellNotSubjectToMasterNettingArrangement	7500000000	USD
CY2018Q3	us-gaap	Securities Borrowed Not Subject To Master Netting Arrangement Deduction SecuritiesBorrowedNotSubjectToMasterNettingArrangementDeduction	29700000000	USD
CY2017Q4	us-gaap	Securities Borrowed Not Subject To Master Netting Arrangement Deduction SecuritiesBorrowedNotSubjectToMasterNettingArrangementDeduction	25500000000	USD
CY2018Q3	us-gaap	Securities Sold Under Agreements To Repurchase Not Subject To Master Netting Arrangement SecuritiesSoldUnderAgreementsToRepurchaseNotSubjectToMasterNettingArrangement	13200000000	USD
CY2017Q4	us-gaap	Securities Sold Under Agreements To Repurchase Not Subject To Master Netting Arrangement SecuritiesSoldUnderAgreementsToRepurchaseNotSubjectToMasterNettingArrangement	16500000000	USD
CY2018Q3	us-gaap	Securities Loaned Not Subject To Master Netting Arrangement Deduction SecuritiesLoanedNotSubjectToMasterNettingArrangementDeduction	45000000	USD
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CY2017Q4	us-gaap	Securities Sold Under Agreements To Repurchase Gross Including Not Subject To Master Netting Arrangement SecuritiesSoldUnderAgreementsToRepurchaseGrossIncludingNotSubjectToMasterNettingArrangement	398218000000	USD
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CY2018Q3	us-gaap	Securities Sold Under Agreements To Repurchase Gross Including Not Subject To Master Netting Arrangement SecuritiesSoldUnderAgreementsToRepurchaseGrossIncludingNotSubjectToMasterNettingArrangement	472560000000	USD
CY2018Q3	us-gaap	Securities Loaned Gross Including Not Subject To Master Netting Arrangement SecuritiesLoanedGrossIncludingNotSubjectToMasterNettingArrangement	38720000000	USD
CY2017Q4	us-gaap	Securities Sold Under Agreements To Repurchase Gross Including Not Subject To Master Netting Arrangement SecuritiesSoldUnderAgreementsToRepurchaseGrossIncludingNotSubjectToMasterNettingArrangement	398218000000	USD
CY2017Q4	us-gaap	Securities Loaned Gross Including Not Subject To Master Netting Arrangement SecuritiesLoanedGrossIncludingNotSubjectToMasterNettingArrangement	27228000000	USD
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CY2017Q4	us-gaap	Transfers Accounted For As Secured Borrowings Assets Carrying Amount TransfersAccountedForAsSecuredBorrowingsAssetsCarryingAmount	1500000000	USD
CY2018Q3	us-gaap	Loans And Leases Receivable Net Of Deferred Income LoansAndLeasesReceivableNetOfDeferredIncome	947651000000	USD
CY2018Q3	us-gaap	Loans Receivable Held For Sale Net Not Part Of Disposal Group LoansReceivableHeldForSaleNetNotPartOfDisposalGroup	3680000000	USD
CY2018Q3	us-gaap	Loans Receivable Fair Value Disclosure LoansReceivableFairValueDisclosure	2987000000	USD
CY2018Q3	jpm	Loans Receivable Netof Deferred Income LoansReceivableNetofDeferredIncome	954318000000	USD
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CY2017Q4	us-gaap	Loans Receivable Held For Sale Net Not Part Of Disposal Group LoansReceivableHeldForSaleNetNotPartOfDisposalGroup	3351000000	USD
CY2017Q4	us-gaap	Loans Receivable Fair Value Disclosure LoansReceivableFairValueDisclosure	2508000000	USD
CY2017Q4	jpm	Loans Receivable Netof Deferred Income LoansReceivableNetofDeferredIncome	930697000000	USD
CY2018Q3	us-gaap	Financing Receivable Significant Purchases FinancingReceivableSignificantPurchases	846000000	USD
CY2017Q3	us-gaap	Financing Receivable Significant Purchases FinancingReceivableSignificantPurchases	1190000000	USD
CY2018Q3	us-gaap	Financing Receivable Significant Sales FinancingReceivableSignificantSales	5986000000	USD
CY2017Q3	us-gaap	Financing Receivable Significant Sales FinancingReceivableSignificantSales	4014000000	USD
CY2018Q3	us-gaap	Financing Receivable Reclassification To Held For Sale FinancingReceivableReclassificationToHeldForSale	666000000	USD
CY2017Q3	us-gaap	Financing Receivable Reclassification To Held For Sale FinancingReceivableReclassificationToHeldForSale	367000000	USD
	us-gaap	Financing Receivable Significant Purchases FinancingReceivableSignificantPurchases	4079000000	USD
	us-gaap	Financing Receivable Significant Purchases FinancingReceivableSignificantPurchases	3634000000	USD
	us-gaap	Financing Receivable Significant Sales FinancingReceivableSignificantSales	17490000000	USD
	us-gaap	Financing Receivable Significant Sales FinancingReceivableSignificantSales	10191000000	USD
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	us-gaap	Financing Receivable Reclassification To Held For Sale FinancingReceivableReclassificationToHeldForSale	7301000000	USD
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	us-gaap	Allowance For Loan And Lease Losses Write Offs AllowanceForLoanAndLeaseLossesWriteOffs	151000000	USD
	us-gaap	Allowance For Loan And Lease Losses Write Offs AllowanceForLoanAndLeaseLossesWriteOffs	66000000	USD
CY2018Q3	us-gaap	Financing Receivable Individually Evaluated For Impairment FinancingReceivableIndividuallyEvaluatedForImpairment	9381000000	USD
CY2017Q3	us-gaap	Financing Receivable Individually Evaluated For Impairment FinancingReceivableIndividuallyEvaluatedForImpairment	10991000000	USD
CY2018Q3	us-gaap	Financing Receivable Collectively Evaluated For Impairment FinancingReceivableCollectivelyEvaluatedForImpairment	913058000000	USD
CY2017Q3	us-gaap	Financing Receivable Collectively Evaluated For Impairment FinancingReceivableCollectivelyEvaluatedForImpairment	866367000000	USD
CY2018Q3	us-gaap	Certain Loans Acquired In Transfer Not Accounted For As Debt Securities Consumer Outstanding Balance CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesConsumerOutstandingBalance	25212000000	USD
CY2017Q3	us-gaap	Certain Loans Acquired In Transfer Not Accounted For As Debt Securities Consumer Outstanding Balance CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesConsumerOutstandingBalance	31824000000	USD
CY2018Q3	us-gaap	Loans And Leases Receivable Net Of Deferred Income LoansAndLeasesReceivableNetOfDeferredIncome	947651000000	USD
CY2017Q3	us-gaap	Loans And Leases Receivable Net Of Deferred Income LoansAndLeasesReceivableNetOfDeferredIncome	909182000000	USD
CY2018Q3	jpm	Off Balance Sheet Lending Related Financial Commitments Contractual Amount Evaluated At Asset Specific Impairment Methodology OffBalanceSheetLendingRelatedFinancialCommitmentsContractualAmountEvaluatedAtAssetSpecificImpairmentMethodology	252000000	USD
CY2017Q3	jpm	Off Balance Sheet Lending Related Financial Commitments Contractual Amount Evaluated At Asset Specific Impairment Methodology OffBalanceSheetLendingRelatedFinancialCommitmentsContractualAmountEvaluatedAtAssetSpecificImpairmentMethodology	764000000	USD
CY2018Q3	jpm	Off Balance Sheet Lending Related Financial Commitments Contractual Amount Evaluated At Formula Based Impairment Methodology OffBalanceSheetLendingRelatedFinancialCommitmentsContractualAmountEvaluatedAtFormulaBasedImpairmentMethodology	1048422000000	USD
CY2017Q3	jpm	Off Balance Sheet Lending Related Financial Commitments Contractual Amount Evaluated At Formula Based Impairment Methodology OffBalanceSheetLendingRelatedFinancialCommitmentsContractualAmountEvaluatedAtFormulaBasedImpairmentMethodology	999053000000	USD
CY2018Q3	jpm	Off Balance Sheet Lending Related Financial Commitments Contractual Amount OffBalanceSheetLendingRelatedFinancialCommitmentsContractualAmount	1048674000000	USD
CY2017Q3	jpm	Off Balance Sheet Lending Related Financial Commitments Contractual Amount OffBalanceSheetLendingRelatedFinancialCommitmentsContractualAmount	999817000000	USD
CY2018Q3	us-gaap	Continuing Involvement With Transferred Financial Assets Principal Amount Outstanding ContinuingInvolvementWithTransferredFinancialAssetsPrincipalAmountOutstanding	185362000000	USD
CY2017Q4	us-gaap	Continuing Involvement With Transferred Financial Assets Principal Amount Outstanding ContinuingInvolvementWithTransferredFinancialAssetsPrincipalAmountOutstanding	182763000000	USD
CY2018Q3	jpm	Percent Of Retained Securitization Interests Fair Value Rated Or Better PercentOfRetainedSecuritizationInterestsFairValueRatedOrBetter	0.66
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CY2018Q3	jpm	Securities Transferred To Agency Resecuritization Vies SecuritiesTransferredToAgencyResecuritizationVies	2540000000	USD
CY2017Q3	jpm	Securities Transferred To Agency Resecuritization Vies SecuritiesTransferredToAgencyResecuritizationVies	1477000000	USD
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	jpm	Securities Transferred To Agency Resecuritization Vies SecuritiesTransferredToAgencyResecuritizationVies	6163000000	USD
CY2018Q3	us-gaap	Goodwill Goodwill	47483000000	USD
CY2017Q4	us-gaap	Goodwill Goodwill	47507000000	USD
CY2018Q2	us-gaap	Goodwill Goodwill	47488000000	USD
CY2017Q2	us-gaap	Goodwill Goodwill	47300000000	USD
CY2017Q4	us-gaap	Goodwill Goodwill	47507000000	USD
CY2016Q4	us-gaap	Goodwill Goodwill	47288000000	USD
CY2018Q3	us-gaap	Goodwill Other Increase Decrease GoodwillOtherIncreaseDecrease	-5000000	USD
CY2017Q3	us-gaap	Goodwill Other Increase Decrease GoodwillOtherIncreaseDecrease	9000000	USD
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CY2018Q3	us-gaap	Goodwill Goodwill	47483000000	USD
CY2017Q3	us-gaap	Goodwill Goodwill	47309000000	USD
CY2018Q3	us-gaap	Goodwill Goodwill	47483000000	USD
CY2017Q3	us-gaap	Goodwill Goodwill	47309000000	USD
CY2018Q2	us-gaap	Servicing Asset At Fair Value Amount ServicingAssetAtFairValueAmount	6241000000	USD
CY2017Q2	us-gaap	Servicing Asset At Fair Value Amount ServicingAssetAtFairValueAmount	5753000000	USD
CY2017Q4	us-gaap	Servicing Asset At Fair Value Amount ServicingAssetAtFairValueAmount	6030000000	USD
CY2016Q4	us-gaap	Servicing Asset At Fair Value Amount ServicingAssetAtFairValueAmount	6096000000	USD
CY2018Q3	jpm	Servicing Asset At Fair Value Additions Originations ServicingAssetAtFairValueAdditionsOriginations	278000000	USD
CY2017Q3	jpm	Servicing Asset At Fair Value Additions Originations ServicingAssetAtFairValueAdditionsOriginations	253000000	USD
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CY2018Q3	jpm	Servicing Asset At Fair Value Additions Purchases ServicingAssetAtFairValueAdditionsPurchases	13000000	USD
CY2017Q3	jpm	Servicing Asset At Fair Value Additions Purchases ServicingAssetAtFairValueAdditionsPurchases	0	USD
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	us-gaap	Servicing Asset At Fair Value Disposals ServicingAssetAtFairValueDisposals	401000000	USD
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CY2018Q3	jpm	Mortgage Servicing Rights Net Additions MortgageServicingRightsNetAdditions	289000000	USD
CY2017Q3	jpm	Mortgage Servicing Rights Net Additions MortgageServicingRightsNetAdditions	251000000	USD
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CY2018Q3	jpm	Servicing Assetat Fair Value Changesduetocollectionrealizationofexpectedcashflows ServicingAssetatFairValueChangesduetocollectionrealizationofexpectedcashflows	-195000000	USD
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CY2018Q3	jpm	Servicing Assetat Fair Value Changesinvaluationduetoinputsandassumptionsmarketinterestratesandother ServicingAssetatFairValueChangesinvaluationduetoinputsandassumptionsmarketinterestratesandother	150000000	USD
CY2017Q3	jpm	Servicing Assetat Fair Value Changesinvaluationduetoinputsandassumptionsmarketinterestratesandother ServicingAssetatFairValueChangesinvaluationduetoinputsandassumptionsmarketinterestratesandother	-67000000	USD
	jpm	Servicing Assetat Fair Value Changesinvaluationduetoinputsandassumptionsmarketinterestratesandother ServicingAssetatFairValueChangesinvaluationduetoinputsandassumptionsmarketinterestratesandother	635000000	USD
	jpm	Servicing Assetat Fair Value Changesinvaluationduetoinputsandassumptionsmarketinterestratesandother ServicingAssetatFairValueChangesinvaluationduetoinputsandassumptionsmarketinterestratesandother	-188000000	USD
CY2018Q3	jpm	Servicing Assetat Fair Value Changesinvaluationduetoinputsandassumptionsprojectedcashflows ServicingAssetatFairValueChangesinvaluationduetoinputsandassumptionsprojectedcashflows	14000000	USD
CY2017Q3	jpm	Servicing Assetat Fair Value Changesinvaluationduetoinputsandassumptionsprojectedcashflows ServicingAssetatFairValueChangesinvaluationduetoinputsandassumptionsprojectedcashflows	-116000000	USD
	jpm	Servicing Assetat Fair Value Changesinvaluationduetoinputsandassumptionsprojectedcashflows ServicingAssetatFairValueChangesinvaluationduetoinputsandassumptionsprojectedcashflows	14000000	USD
	jpm	Servicing Assetat Fair Value Changesinvaluationduetoinputsandassumptionsprojectedcashflows ServicingAssetatFairValueChangesinvaluationduetoinputsandassumptionsprojectedcashflows	-102000000	USD
CY2018Q3	jpm	Servicing Assetat Fair Value Changesinvaluationduetoinputsandassumptionsdiscountrates ServicingAssetatFairValueChangesinvaluationduetoinputsandassumptionsdiscountrates	0	USD
CY2017Q3	jpm	Servicing Assetat Fair Value Changesinvaluationduetoinputsandassumptionsdiscountrates ServicingAssetatFairValueChangesinvaluationduetoinputsandassumptionsdiscountrates	0	USD
	jpm	Servicing Assetat Fair Value Changesinvaluationduetoinputsandassumptionsdiscountrates ServicingAssetatFairValueChangesinvaluationduetoinputsandassumptionsdiscountrates	24000000	USD
	jpm	Servicing Assetat Fair Value Changesinvaluationduetoinputsandassumptionsdiscountrates ServicingAssetatFairValueChangesinvaluationduetoinputsandassumptionsdiscountrates	-19000000	USD
CY2018Q3	jpm	Servicing Assetat Fair Value Changesinvaluationduetoinputsandassumptionsprepaymentmodelchangesandother ServicingAssetatFairValueChangesinvaluationduetoinputsandassumptionsprepaymentmodelchangesandother	-66000000	USD
CY2017Q3	jpm	Servicing Assetat Fair Value Changesinvaluationduetoinputsandassumptionsprepaymentmodelchangesandother ServicingAssetatFairValueChangesinvaluationduetoinputsandassumptionsprepaymentmodelchangesandother	117000000	USD
	jpm	Servicing Assetat Fair Value Changesinvaluationduetoinputsandassumptionsprepaymentmodelchangesandother ServicingAssetatFairValueChangesinvaluationduetoinputsandassumptionsprepaymentmodelchangesandother	-97000000	USD
	jpm	Servicing Assetat Fair Value Changesinvaluationduetoinputsandassumptionsprepaymentmodelchangesandother ServicingAssetatFairValueChangesinvaluationduetoinputsandassumptionsprepaymentmodelchangesandother	86000000	USD
CY2018Q3	jpm	Servicing Assetat Fair Value Changesin Fair Value Resultingfrom Changesin Other Valuation Inputsor Changesin Assumptions ServicingAssetatFairValueChangesinFairValueResultingfromChangesinOtherValuationInputsorChangesinAssumptions	-52000000	USD
CY2017Q3	jpm	Servicing Assetat Fair Value Changesin Fair Value Resultingfrom Changesin Other Valuation Inputsor Changesin Assumptions ServicingAssetatFairValueChangesinFairValueResultingfromChangesinOtherValuationInputsorChangesinAssumptions	1000000	USD
	jpm	Servicing Assetat Fair Value Changesin Fair Value Resultingfrom Changesin Other Valuation Inputsor Changesin Assumptions ServicingAssetatFairValueChangesinFairValueResultingfromChangesinOtherValuationInputsorChangesinAssumptions	-59000000	USD
	jpm	Servicing Assetat Fair Value Changesin Fair Value Resultingfrom Changesin Other Valuation Inputsor Changesin Assumptions ServicingAssetatFairValueChangesinFairValueResultingfromChangesinOtherValuationInputsorChangesinAssumptions	-35000000	USD
CY2018Q3	us-gaap	Servicing Asset At Fair Value Changes In Fair Value Resulting From Changes In Valuation Inputs Or Changes In Assumptions ServicingAssetAtFairValueChangesInFairValueResultingFromChangesInValuationInputsOrChangesInAssumptions	98000000	USD
CY2017Q3	us-gaap	Servicing Asset At Fair Value Changes In Fair Value Resulting From Changes In Valuation Inputs Or Changes In Assumptions ServicingAssetAtFairValueChangesInFairValueResultingFromChangesInValuationInputsOrChangesInAssumptions	-66000000	USD
	us-gaap	Servicing Asset At Fair Value Changes In Fair Value Resulting From Changes In Valuation Inputs Or Changes In Assumptions ServicingAssetAtFairValueChangesInFairValueResultingFromChangesInValuationInputsOrChangesInAssumptions	576000000	USD
	us-gaap	Servicing Asset At Fair Value Changes In Fair Value Resulting From Changes In Valuation Inputs Or Changes In Assumptions ServicingAssetAtFairValueChangesInFairValueResultingFromChangesInValuationInputsOrChangesInAssumptions	-223000000	USD
CY2018Q3	us-gaap	Servicing Asset At Fair Value Amount ServicingAssetAtFairValueAmount	6433000000	USD
CY2017Q3	us-gaap	Servicing Asset At Fair Value Amount ServicingAssetAtFairValueAmount	5738000000	USD
CY2018Q3	us-gaap	Servicing Asset At Fair Value Amount ServicingAssetAtFairValueAmount	6433000000	USD
CY2017Q3	us-gaap	Servicing Asset At Fair Value Amount ServicingAssetAtFairValueAmount	5738000000	USD
CY2018Q3	jpm	Mortgage Servicing Rights Change In Unrealized Gains Losses Included In Income MortgageServicingRightsChangeInUnrealizedGainsLossesIncludedInIncome	98000000	USD
CY2017Q3	jpm	Mortgage Servicing Rights Change In Unrealized Gains Losses Included In Income MortgageServicingRightsChangeInUnrealizedGainsLossesIncludedInIncome	-66000000	USD
	jpm	Mortgage Servicing Rights Change In Unrealized Gains Losses Included In Income MortgageServicingRightsChangeInUnrealizedGainsLossesIncludedInIncome	576000000	USD
	jpm	Mortgage Servicing Rights Change In Unrealized Gains Losses Included In Income MortgageServicingRightsChangeInUnrealizedGainsLossesIncludedInIncome	-223000000	USD
CY2018Q3	us-gaap	Contractually Specified Servicing Fees Amount ContractuallySpecifiedServicingFeesAmount	428000000	USD
CY2017Q3	us-gaap	Contractually Specified Servicing Fees Amount ContractuallySpecifiedServicingFeesAmount	463000000	USD
	us-gaap	Contractually Specified Servicing Fees Amount ContractuallySpecifiedServicingFeesAmount	1339000000	USD
	us-gaap	Contractually Specified Servicing Fees Amount ContractuallySpecifiedServicingFeesAmount	1427000000	USD
CY2018Q3	jpm	Mortgage Loans Serviced Third Party At Period End MortgageLoansServicedThirdPartyAtPeriodEnd	528000000000	USD
CY2017Q3	jpm	Mortgage Loans Serviced Third Party At Period End MortgageLoansServicedThirdPartyAtPeriodEnd	558000000000	USD
CY2018Q3	jpm	Mortgage Loans Serviced Third Party At Period End MortgageLoansServicedThirdPartyAtPeriodEnd	528000000000	USD
CY2017Q3	jpm	Mortgage Loans Serviced Third Party At Period End MortgageLoansServicedThirdPartyAtPeriodEnd	558000000000	USD
CY2018Q3	jpm	Servicer Advances On Mortgage Loans ServicerAdvancesOnMortgageLoans	3100000000	USD
CY2017Q3	jpm	Servicer Advances On Mortgage Loans ServicerAdvancesOnMortgageLoans	3900000000	USD
CY2018Q3	jpm	Servicer Advances On Mortgage Loans ServicerAdvancesOnMortgageLoans	3100000000	USD
CY2017Q3	jpm	Servicer Advances On Mortgage Loans ServicerAdvancesOnMortgageLoans	3900000000	USD
CY2018Q3	jpm	Fees And Commissions Mortgage Banking And Related All Other FeesAndCommissionsMortgageBankingAndRelatedAllOther	2000000	USD
CY2017Q3	jpm	Fees And Commissions Mortgage Banking And Related All Other FeesAndCommissionsMortgageBankingAndRelatedAllOther	1000000	USD
	jpm	Fees And Commissions Mortgage Banking And Related All Other FeesAndCommissionsMortgageBankingAndRelatedAllOther	2000000	USD
	jpm	Fees And Commissions Mortgage Banking And Related All Other FeesAndCommissionsMortgageBankingAndRelatedAllOther	4000000	USD
CY2018Q3	jpm	Mortgage Fees And Related Income MortgageFeesAndRelatedIncome	262000000	USD
CY2017Q3	jpm	Mortgage Fees And Related Income MortgageFeesAndRelatedIncome	429000000	USD
	jpm	Mortgage Fees And Related Income MortgageFeesAndRelatedIncome	1051000000	USD
	jpm	Mortgage Fees And Related Income MortgageFeesAndRelatedIncome	1239000000	USD
	us-gaap	Sensitivity Analysis Of Fair Value Of Interests Continued To Be Held By Transferor Servicing Assets Or Liabilities Impact Of Other Than10 Or20 Percent Adverse Change In Prepayment Speed Percent SensitivityAnalysisOfFairValueOfInterestsContinuedToBeHeldByTransferorServicingAssetsOrLiabilitiesImpactOfOtherThan10Or20PercentAdverseChangeInPrepaymentSpeedPercent	0.0840
CY2017	us-gaap	Sensitivity Analysis Of Fair Value Of Interests Continued To Be Held By Transferor Servicing Assets Or Liabilities Impact Of Other Than10 Or20 Percent Adverse Change In Prepayment Speed Percent SensitivityAnalysisOfFairValueOfInterestsContinuedToBeHeldByTransferorServicingAssetsOrLiabilitiesImpactOfOtherThan10Or20PercentAdverseChangeInPrepaymentSpeedPercent	0.0935
CY2018Q3	us-gaap	Sensitivity Analysis Of Fair Value Of Interests Continued To Be Held By Transferor Servicing Assets Or Liabilities Impact Of10 Percent Adverse Change In Prepayment Speed SensitivityAnalysisOfFairValueOfInterestsContinuedToBeHeldByTransferorServicingAssetsOrLiabilitiesImpactOf10PercentAdverseChangeInPrepaymentSpeed	194000000	USD
CY2017Q4	us-gaap	Sensitivity Analysis Of Fair Value Of Interests Continued To Be Held By Transferor Servicing Assets Or Liabilities Impact Of10 Percent Adverse Change In Prepayment Speed SensitivityAnalysisOfFairValueOfInterestsContinuedToBeHeldByTransferorServicingAssetsOrLiabilitiesImpactOf10PercentAdverseChangeInPrepaymentSpeed	221000000	USD
CY2018Q3	us-gaap	Sensitivity Analysis Of Fair Value Of Interests Continued To Be Held By Transferor Servicing Assets Or Liabilities Impact Of20 Percent Adverse Change In Prepayment Speed SensitivityAnalysisOfFairValueOfInterestsContinuedToBeHeldByTransferorServicingAssetsOrLiabilitiesImpactOf20PercentAdverseChangeInPrepaymentSpeed	376000000	USD
CY2017Q4	us-gaap	Sensitivity Analysis Of Fair Value Of Interests Continued To Be Held By Transferor Servicing Assets Or Liabilities Impact Of20 Percent Adverse Change In Prepayment Speed SensitivityAnalysisOfFairValueOfInterestsContinuedToBeHeldByTransferorServicingAssetsOrLiabilitiesImpactOf20PercentAdverseChangeInPrepaymentSpeed	427000000	USD
	jpm	Weighted Average Option Adjusted Spread WeightedAverageOptionAdjustedSpread	0.0865
CY2017	jpm	Weighted Average Option Adjusted Spread WeightedAverageOptionAdjustedSpread	0.0904
CY2018Q3	jpm	Weighted Average Option Adjusted Spread Impact On Fair Value Of Hundred Basis Points Adverse Change WeightedAverageOptionAdjustedSpreadImpactOnFairValueOfHundredBasisPointsAdverseChange	251000000	USD
CY2017Q4	jpm	Weighted Average Option Adjusted Spread Impact On Fair Value Of Hundred Basis Points Adverse Change WeightedAverageOptionAdjustedSpreadImpactOnFairValueOfHundredBasisPointsAdverseChange	250000000	USD
CY2018Q3	jpm	Weighted Average Option Adjusted Spread Impact On Fair Value Of Two Hundred Basis Points Adverse Change WeightedAverageOptionAdjustedSpreadImpactOnFairValueOfTwoHundredBasisPointsAdverseChange	483000000	USD
CY2017Q4	jpm	Weighted Average Option Adjusted Spread Impact On Fair Value Of Two Hundred Basis Points Adverse Change WeightedAverageOptionAdjustedSpreadImpactOnFairValueOfTwoHundredBasisPointsAdverseChange	481000000	USD
CY2018Q3	us-gaap	Noninterest Bearing Deposit Liabilities Domestic NoninterestBearingDepositLiabilitiesDomestic	374603000000	USD
CY2017Q4	us-gaap	Noninterest Bearing Deposit Liabilities Domestic NoninterestBearingDepositLiabilitiesDomestic	393645000000	USD
CY2018Q3	us-gaap	Interest Bearing Deposit Liabilities Domestic InterestBearingDepositLiabilitiesDomestic	814988000000	USD
CY2017Q4	us-gaap	Interest Bearing Deposit Liabilities Domestic InterestBearingDepositLiabilitiesDomestic	793618000000	USD
CY2018Q3	us-gaap	Deposits Domestic DepositsDomestic	1189591000000	USD
CY2017Q4	us-gaap	Deposits Domestic DepositsDomestic	1187263000000	USD
CY2018Q3	us-gaap	Noninterest Bearing Deposit Liabilities Foreign NoninterestBearingDepositLiabilitiesForeign	19127000000	USD
CY2017Q4	us-gaap	Noninterest Bearing Deposit Liabilities Foreign NoninterestBearingDepositLiabilitiesForeign	15576000000	USD
CY2018Q3	us-gaap	Interest Bearing Deposit Liabilities Foreign InterestBearingDepositLiabilitiesForeign	250044000000	USD
CY2017Q4	us-gaap	Interest Bearing Deposit Liabilities Foreign InterestBearingDepositLiabilitiesForeign	241143000000	USD
CY2018Q3	us-gaap	Deposits Foreign DepositsForeign	269171000000	USD
CY2017Q4	us-gaap	Deposits Foreign DepositsForeign	256719000000	USD
CY2018Q3	us-gaap	Deposits Deposits	1458762000000	USD
CY2017Q4	us-gaap	Deposits Deposits	1443982000000	USD
CY2018Q3	us-gaap	Net Income Loss NetIncomeLoss	8380000000	USD
CY2017Q3	us-gaap	Net Income Loss NetIncomeLoss	6732000000	USD
	us-gaap	Net Income Loss NetIncomeLoss	25408000000	USD
	us-gaap	Net Income Loss NetIncomeLoss	20209000000	USD
CY2018Q3	us-gaap	Dividends Preferred Stock DividendsPreferredStock	379000000	USD
CY2017Q3	us-gaap	Dividends Preferred Stock DividendsPreferredStock	412000000	USD
	us-gaap	Dividends Preferred Stock DividendsPreferredStock	1167000000	USD
	us-gaap	Dividends Preferred Stock DividendsPreferredStock	1235000000	USD
CY2018Q3	jpm	Net Income Applicable To Common Equity NetIncomeApplicableToCommonEquity	8001000000	USD
CY2017Q3	jpm	Net Income Applicable To Common Equity NetIncomeApplicableToCommonEquity	6320000000	USD
	jpm	Net Income Applicable To Common Equity NetIncomeApplicableToCommonEquity	24241000000	USD
	jpm	Net Income Applicable To Common Equity NetIncomeApplicableToCommonEquity	18974000000	USD
CY2018Q3	us-gaap	Participating Securities Distributed And Undistributed Earnings Loss Basic ParticipatingSecuritiesDistributedAndUndistributedEarningsLossBasic	53000000	USD
CY2017Q3	us-gaap	Participating Securities Distributed And Undistributed Earnings Loss Basic ParticipatingSecuritiesDistributedAndUndistributedEarningsLossBasic	58000000	USD
	us-gaap	Participating Securities Distributed And Undistributed Earnings Loss Basic ParticipatingSecuritiesDistributedAndUndistributedEarningsLossBasic	174000000	USD
	us-gaap	Participating Securities Distributed And Undistributed Earnings Loss Basic ParticipatingSecuritiesDistributedAndUndistributedEarningsLossBasic	188000000	USD
CY2018Q3	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	7948000000	USD
CY2017Q3	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	6262000000	USD
	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	24067000000	USD
	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	18786000000	USD
CY2018Q3	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	3376100000	shares
CY2017Q3	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	3534700000	shares
	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	3416500000	shares
	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	3570900000	shares
CY2018Q3	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	2.35
CY2017Q3	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	1.77
	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	7.04
	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	5.26
CY2018Q3	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	7948000000	USD
CY2017Q3	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	6262000000	USD
	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	24067000000	USD
	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	18786000000	USD
CY2018Q3	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	3376100000	shares
CY2017Q3	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	3534700000	shares
	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	3416500000	shares
	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	3570900000	shares
CY2018Q3	us-gaap	Weighted Average Number Diluted Shares Outstanding Adjustment WeightedAverageNumberDilutedSharesOutstandingAdjustment	18200000	shares
CY2017Q3	us-gaap	Weighted Average Number Diluted Shares Outstanding Adjustment WeightedAverageNumberDilutedSharesOutstandingAdjustment	24900000	shares
	us-gaap	Weighted Average Number Diluted Shares Outstanding Adjustment WeightedAverageNumberDilutedSharesOutstandingAdjustment	19700000	shares
	us-gaap	Weighted Average Number Diluted Shares Outstanding Adjustment WeightedAverageNumberDilutedSharesOutstandingAdjustment	26100000	shares
CY2018Q3	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	3394300000	shares
CY2017Q3	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	3559600000	shares
	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	3436200000	shares
	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	3597000000.0	shares
CY2018Q3	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	2.34
CY2017Q3	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.76
	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	7.00
	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	5.22
CY2018Q3	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	-1287000000	USD
CY2017Q3	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	83000000	USD
	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	-2394000000	USD
	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	866000000	USD
CY2018Q3	us-gaap	Other Comprehensive Income Loss Before Tax Portion Attributable To Parent OtherComprehensiveIncomeLossBeforeTaxPortionAttributableToParent	-1643000000	USD
CY2018Q3	us-gaap	Other Comprehensive Income Loss Tax Portion Attributable To Parent1 OtherComprehensiveIncomeLossTaxPortionAttributableToParent1	-356000000	USD
CY2018Q3	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	-1287000000	USD
CY2017Q3	us-gaap	Other Comprehensive Income Loss Before Tax Portion Attributable To Parent OtherComprehensiveIncomeLossBeforeTaxPortionAttributableToParent	129000000	USD
CY2017Q3	us-gaap	Other Comprehensive Income Loss Tax Portion Attributable To Parent1 OtherComprehensiveIncomeLossTaxPortionAttributableToParent1	46000000	USD
CY2017Q3	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	83000000	USD
	us-gaap	Other Comprehensive Income Loss Before Tax Portion Attributable To Parent OtherComprehensiveIncomeLossBeforeTaxPortionAttributableToParent	-3069000000	USD
	us-gaap	Other Comprehensive Income Loss Tax Portion Attributable To Parent1 OtherComprehensiveIncomeLossTaxPortionAttributableToParent1	-675000000	USD
	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	-2394000000	USD
	us-gaap	Other Comprehensive Income Loss Before Tax Portion Attributable To Parent OtherComprehensiveIncomeLossBeforeTaxPortionAttributableToParent	1398000000	USD
	us-gaap	Other Comprehensive Income Loss Tax Portion Attributable To Parent1 OtherComprehensiveIncomeLossTaxPortionAttributableToParent1	532000000	USD
	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	866000000	USD
CY2018Q3	us-gaap	Restricted Cash And Cash Equivalents RestrictedCashAndCashEquivalents	42200000000	USD
CY2017Q4	us-gaap	Restricted Cash And Cash Equivalents RestrictedCashAndCashEquivalents	45800000000	USD
CY2018Q3	jpm	Cash And Securities Pledged With Clearing Organizations For The Benefit Of Customers CashAndSecuritiesPledgedWithClearingOrganizationsForTheBenefitOfCustomers	18800000000	USD
CY2017Q4	jpm	Cash And Securities Pledged With Clearing Organizations For The Benefit Of Customers CashAndSecuritiesPledgedWithClearingOrganizationsForTheBenefitOfCustomers	18000000000.0	USD
CY2018Q3	us-gaap	Securities Reserve Deposit Required And Made SecuritiesReserveDepositRequiredAndMade	2200000000	USD
CY2017Q4	us-gaap	Securities Reserve Deposit Required And Made SecuritiesReserveDepositRequiredAndMade	3500000000	USD
CY2018Q3	jpm	Off Balance Sheet Lending Related Financial Commitments Contractual Amount Expiringin Less Than One Year OffBalanceSheetLendingRelatedFinancialCommitmentsContractualAmountExpiringinLessThanOneYear	720969000000	USD
CY2018Q3	jpm	Off Balance Sheet Lending Related Financial Commitments Contractual Amount Expiring Between Oneand Three One Years OffBalanceSheetLendingRelatedFinancialCommitmentsContractualAmountExpiringBetweenOneandThreeOneYears	141283000000	USD
CY2018Q3	jpm	Off Balance Sheet Lending Related Financial Commitments Contractual Amount Expiring Between Threeand Five Years OffBalanceSheetLendingRelatedFinancialCommitmentsContractualAmountExpiringBetweenThreeandFiveYears	155558000000	USD
CY2018Q3	jpm	Off Balance Sheet Lending Related Financial Commitments Contractual Amount Expiringin More Than Five Years OffBalanceSheetLendingRelatedFinancialCommitmentsContractualAmountExpiringinMoreThanFiveYears	30864000000	USD
CY2018Q3	jpm	Off Balance Sheet Lending Related Financial Commitments Contractual Amount OffBalanceSheetLendingRelatedFinancialCommitmentsContractualAmount	1048674000000	USD
CY2017Q4	jpm	Off Balance Sheet Lending Related Financial Commitments Contractual Amount OffBalanceSheetLendingRelatedFinancialCommitmentsContractualAmount	991482000000	USD
CY2018Q3	jpm	Off Balance Sheet Lending Related Financial Instruments Carrying Value OffBalanceSheetLendingRelatedFinancialInstrumentsCarryingValue	1511000000	USD
CY2017Q4	jpm	Off Balance Sheet Lending Related Financial Instruments Carrying Value OffBalanceSheetLendingRelatedFinancialInstrumentsCarryingValue	1512000000	USD
CY2018Q3	us-gaap	Financial Instruments Owned And Pledged As Collateral Amount Eligible To Be Repledged By Counterparty FinancialInstrumentsOwnedAndPledgedAsCollateralAmountEligibleToBeRepledgedByCounterparty	130700000000	USD
CY2017Q4	us-gaap	Financial Instruments Owned And Pledged As Collateral Amount Eligible To Be Repledged By Counterparty FinancialInstrumentsOwnedAndPledgedAsCollateralAmountEligibleToBeRepledgedByCounterparty	135800000000	USD
CY2018Q3	us-gaap	Financial Instruments Owned And Pledged As Collateral Amount Not Eligible To Be Repledged By Counterparty FinancialInstrumentsOwnedAndPledgedAsCollateralAmountNotEligibleToBeRepledgedByCounterparty	76200000000	USD
CY2017Q4	us-gaap	Financial Instruments Owned And Pledged As Collateral Amount Not Eligible To Be Repledged By Counterparty FinancialInstrumentsOwnedAndPledgedAsCollateralAmountNotEligibleToBeRepledgedByCounterparty	68100000000	USD
CY2018Q3	us-gaap	Security Owned And Pledged As Collateral Fair Value SecurityOwnedAndPledgedAsCollateralFairValue	695800000000	USD
CY2017Q4	us-gaap	Security Owned And Pledged As Collateral Fair Value SecurityOwnedAndPledgedAsCollateralFairValue	697600000000	USD
CY2018Q3	us-gaap	Fair Value Of Securities Received As Collateral That Can Be Resold Or Repledged FairValueOfSecuritiesReceivedAsCollateralThatCanBeResoldOrRepledged	1114100000000	USD
CY2017Q4	us-gaap	Fair Value Of Securities Received As Collateral That Can Be Resold Or Repledged FairValueOfSecuritiesReceivedAsCollateralThatCanBeResoldOrRepledged	968800000000	USD
CY2018Q3	us-gaap	Fair Value Of Securities Received As Collateral That Have Been Resold Or Repledged FairValueOfSecuritiesReceivedAsCollateralThatHaveBeenResoldOrRepledged	927500000000	USD
CY2017Q4	us-gaap	Fair Value Of Securities Received As Collateral That Have Been Resold Or Repledged FairValueOfSecuritiesReceivedAsCollateralThatHaveBeenResoldOrRepledged	771000000000.0	USD
CY2017Q3	us-gaap	Litigation Settlement Expense LitigationSettlementExpense	-107000000	USD
	us-gaap	Litigation Settlement Expense LitigationSettlementExpense	90000000	USD
	us-gaap	Litigation Settlement Expense LitigationSettlementExpense	172000000	USD
	us-gaap	Number Of Reportable Segments NumberOfReportableSegments	4	segment
CY2018Q3	us-gaap	Noninterest Income NoninterestIncome	13352000000	USD
CY2017Q3	us-gaap	Noninterest Income NoninterestIncome	12780000000	USD
CY2018Q3	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	13908000000	USD
CY2017Q3	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	12798000000	USD
CY2018Q3	us-gaap	Revenues Net Of Interest Expense RevenuesNetOfInterestExpense	27260000000	USD
CY2017Q3	us-gaap	Revenues Net Of Interest Expense RevenuesNetOfInterestExpense	25578000000	USD
CY2018Q3	us-gaap	Provision For Loan Lease And Other Losses ProvisionForLoanLeaseAndOtherLosses	948000000	USD
CY2017Q3	us-gaap	Provision For Loan Lease And Other Losses ProvisionForLoanLeaseAndOtherLosses	1452000000	USD
CY2018Q3	us-gaap	Noninterest Expense NoninterestExpense	15623000000	USD
CY2017Q3	us-gaap	Noninterest Expense NoninterestExpense	14570000000	USD
CY2018Q3	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	10689000000	USD
CY2017Q3	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	9556000000	USD
CY2018Q3	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	2309000000	USD
CY2017Q3	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	2824000000	USD
CY2018Q3	us-gaap	Net Income Loss NetIncomeLoss	8380000000	USD
CY2017Q3	us-gaap	Net Income Loss NetIncomeLoss	6732000000	USD
CY2018Q3	jpm	Segment Reporting Information Average Common Equity SegmentReportingInformationAverageCommonEquity	230439000000	USD
CY2017Q3	jpm	Segment Reporting Information Average Common Equity SegmentReportingInformationAverageCommonEquity	231861000000	USD
CY2018Q3	us-gaap	Assets Assets	2615183000000	USD
CY2017Q3	us-gaap	Assets Assets	2563074000000	USD
CY2018Q3	jpm	Segment Reporting Information Return On Average Common Equity SegmentReportingInformationReturnOnAverageCommonEquity	0.14
CY2017Q3	jpm	Segment Reporting Information Return On Average Common Equity SegmentReportingInformationReturnOnAverageCommonEquity	0.11
CY2018Q3	jpm	Segment Reporting Information Overhead Ratio SegmentReportingInformationOverheadRatio	0.57
CY2017Q3	jpm	Segment Reporting Information Overhead Ratio SegmentReportingInformationOverheadRatio	0.57
	us-gaap	Noninterest Income NoninterestIncome	42215000000	USD
	us-gaap	Noninterest Income NoninterestIncome	39178000000	USD
	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	40705000000	USD
	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	37070000000	USD
	us-gaap	Revenues Net Of Interest Expense RevenuesNetOfInterestExpense	82920000000	USD
	us-gaap	Revenues Net Of Interest Expense RevenuesNetOfInterestExpense	76248000000	USD
	us-gaap	Provision For Loan Lease And Other Losses ProvisionForLoanLeaseAndOtherLosses	3323000000	USD
	us-gaap	Provision For Loan Lease And Other Losses ProvisionForLoanLeaseAndOtherLosses	3982000000	USD
	us-gaap	Noninterest Expense NoninterestExpense	47674000000	USD
	us-gaap	Noninterest Expense NoninterestExpense	44620000000	USD
	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	31923000000	USD
	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	27646000000	USD
	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	6515000000	USD
	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	7437000000	USD
	us-gaap	Net Income Loss NetIncomeLoss	25408000000	USD
	us-gaap	Net Income Loss NetIncomeLoss	20209000000	USD
	jpm	Segment Reporting Information Average Common Equity SegmentReportingInformationAverageCommonEquity	228995000000	USD
	jpm	Segment Reporting Information Average Common Equity SegmentReportingInformationAverageCommonEquity	229937000000	USD
CY2018Q3	us-gaap	Assets Assets	2615183000000	USD
CY2017Q3	us-gaap	Assets Assets	2563074000000	USD
	jpm	Segment Reporting Information Return On Average Common Equity SegmentReportingInformationReturnOnAverageCommonEquity	0.14
	jpm	Segment Reporting Information Return On Average Common Equity SegmentReportingInformationReturnOnAverageCommonEquity	0.11
	jpm	Segment Reporting Information Overhead Ratio SegmentReportingInformationOverheadRatio	0.57
	jpm	Segment Reporting Information Overhead Ratio SegmentReportingInformationOverheadRatio	0.59

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2018 Q3 Form 10-Q Financial Statement

#000001961718000206 Filed on October 31, 2018

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$JPM JPMORGAN CHASE & CO Stock $jpm

2018 Q3 Form 10-Q Financial Statement

#000001961718000206 Filed on October 31, 2018

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$JPM
JPMORGAN CHASE & CO Stock $jpm