Collateralized Transactions - Gross Secured Financing Balances (Details) - USD ($) $ in Millions	Dec. 31, 2025	Dec. 31, 2024
Gross Secured Financing Balances
Securities sold under agreements to repurchase	$ 429,440	$ 341,137
Securities loaned	84,155	57,009
Total included in the offsetting disclosure	513,595	398,146
Trading liabilities—Obligation to return securities received as collateral	7,329	18,067
Total	520,924	416,213
U.S. government and agency securities
Gross Secured Financing Balances
Securities sold under agreements to repurchase	209,470	177,464
Other sovereign government obligations
Gross Secured Financing Balances
Securities sold under agreements to repurchase	159,444	135,806
Securities loaned	1,208	1,805
Corporate equities
Gross Secured Financing Balances
Securities sold under agreements to repurchase	32,919	14,993
Securities loaned	81,063	54,144
Trading liabilities—Obligation to return securities received as collateral	7,017	18,059
Other
Gross Secured Financing Balances
Securities sold under agreements to repurchase	27,607	12,874
Securities loaned	1,884	1,060
Trading liabilities—Obligation to return securities received as collateral	312	8
Overnight and Open
Gross Secured Financing Balances
Securities sold under agreements to repurchase	221,938	180,793
Securities loaned	70,433	42,473
Total included in the offsetting disclosure	292,371	223,266
Trading liabilities—Obligation to return securities received as collateral	7,329	18,067
Total	299,700	241,333
Less than 30 Days
Gross Secured Financing Balances
Securities sold under agreements to repurchase	122,291	104,551
Securities loaned	0	0
Total included in the offsetting disclosure	122,291	104,551
Trading liabilities—Obligation to return securities received as collateral	0	0
Total	122,291	104,551
30-90 Days
Gross Secured Financing Balances
Securities sold under agreements to repurchase	43,737	25,071
Securities loaned	321	317
Total included in the offsetting disclosure	44,058	25,388
Trading liabilities—Obligation to return securities received as collateral	0	0
Total	44,058	25,388
Over 90 Days
Gross Secured Financing Balances
Securities sold under agreements to repurchase	41,474	30,722
Securities loaned	13,401	14,219
Total included in the offsetting disclosure	54,875	44,941
Trading liabilities—Obligation to return securities received as collateral	0	0
Total	$ 54,875	$ 44,941

The aggregate amount of liabilities as of the balance sheet date for obligations incurred in connection with the entity's investments.

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 944
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-Name Accounting Standards Codification
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-Paragraph 1
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+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 210
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 3
-Subparagraph (a)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147483466/210-20-50-3

Reference 2: http://www.xbrl.org/2003/role/exampleRef
-Topic 860
-SubTopic 30
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Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 860
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Reference 1: http://www.xbrl.org/2003/role/exampleRef
-Topic 210
-SubTopic 20
-Name Accounting Standards Codification
-Section 55
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-Publisher FASB
-URI https://asc.fasb.org/1943274/2147483444/210-20-55-15

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