Variable Interest Entities - Consolidated VIE Assets and Liabilities (Details) - USD ($) $ in Millions		Mar. 31, 2026		Dec. 31, 2025		Mar. 31, 2025
Information on assets and liabilities related to VIEs that are consolidated by the Firm [Abstract]
Trading assets		$ 1,069,335		$ 802,873
Loans		1,477,592		1,467,664
Other		209,605		198,775
Total assets		4,900,475	[1]	4,424,900	[1]	$ 4,357,856
Beneficial interests in VIE assets		27,085		27,951
Total liabilities	[1]	4,536,437		4,062,462
VIEs consolidated by the Firm
Information on assets and liabilities related to VIEs that are consolidated by the Firm [Abstract]
Trading assets		4,689		4,835
Loans		35,452		37,777
Other		738		683
Total assets		40,879		43,295
Beneficial interests in VIE assets		27,085		27,951
Other		637		691
Total liabilities		27,722		28,642
Beneficial interests in VIE assets, long term		6,000		6,000
VIEs consolidated by the Firm | Firm-sponsored credit card trusts
Information on assets and liabilities related to VIEs that are consolidated by the Firm [Abstract]
Trading assets		0		0
Loans		11,908		12,872
Other		169		170
Total assets		12,077		13,042
Beneficial interests in VIE assets		5,855		5,884
Other		12		11
Total liabilities		5,867		5,895
VIEs consolidated by the Firm | Firm-administered multi-seller conduits
Information on assets and liabilities related to VIEs that are consolidated by the Firm [Abstract]
Trading assets		0		0
Loans		19,095		20,140
Other		160		115
Total assets		19,255		20,255
Beneficial interests in VIE assets		16,940		18,174
Other		27		24
Total liabilities		16,967		18,198
VIEs consolidated by the Firm | Municipal bond vehicles
Information on assets and liabilities related to VIEs that are consolidated by the Firm [Abstract]
Trading assets		3,263		3,367
Loans		0		0
Other		45		29
Total assets		3,308		3,396
Beneficial interests in VIE assets		4,164		3,760
Other		19		17
Total liabilities		4,183		3,777
VIEs consolidated by the Firm | Mortgage securitization entities
Information on assets and liabilities related to VIEs that are consolidated by the Firm [Abstract]
Trading assets		2		2
Loans		552		566
Other		7		9
Total assets		561		577
Beneficial interests in VIE assets		102		105
Other		39		40
Total liabilities		141		145
VIEs consolidated by the Firm | Other
Information on assets and liabilities related to VIEs that are consolidated by the Firm [Abstract]
Trading assets		1,424		1,466
Loans		3,897		4,199
Other		357		360
Total assets		5,678		6,025
Beneficial interests in VIE assets		24		28
Other		540		599
Total liabilities		$ 564		$ 627

[1] The following table presents information on assets and liabilities related to VIEs that are consolidated by the Firm at March 31, 2026 and December 31, 2025. The assets of the consolidated VIEs are used to settle the liabilities of those entities. The holders of the beneficial interests generally do not have recourse to the general credit of JPMorganChase. The assets and liabilities in the table below include third-party assets and liabilities of consolidated VIEs and exclude intercompany balances that eliminate in consolidation. Refer to Note 13 for a further discussion. (in millions)March 31, 2026December 31, 2025AssetsTrading assets$4,689 $4,835 Loans35,452 37,777 All other assets738 683 Total assets$40,879 $43,295 LiabilitiesBeneficial interests issued by consolidated VIEs$27,085 $27,951 All other liabilities637 691 Total liabilities$27,722 $28,642