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Loans, Lending Commitments and Related Allowance for Credit Losses - Employee Loans (Details) - USD ($) $ in Millions	9 Months Ended	12 Months Ended
	Sep. 30, 2025	Dec. 31, 2024
Employee Loans [Line Items]
Other receivables	$ 113,257	$ 86,158
Employee loans	4,702	4,338
ACL	(116)	(112)
Employee loans, net of ACL	$ 4,586	$ 4,226
Remaining repayment term, weighted average in years	5 years 9 months 18 days	5 years 7 months 6 days
Currently employed by the Firm | Related Party
Employee Loans [Line Items]
Other receivables	$ 4,621	$ 4,255
No longer employed by the Firm | Related Party
Employee Loans [Line Items]
Other receivables	$ 81	$ 83

X

- Definition

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+ References

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- Definition

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- Definition

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- Definition

Amount due from parties in nontrade transactions, classified as other.

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