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Collateralized Transactions (Amounts Related to Collateralized Transactions) (Details) - USD ($) $ in Millions | Dec. 31, 2023 | Dec. 31, 2022
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Permitted To Repledge [Member] |  |  |
Collateralized Transactions [Line Items] |  |  |
Securities lending transactions |  | $ 97,210 | $ 62,689
Agreements to resell | [1] | 35,198 | 33,208
Customer margin assets |  | 54,847 | 42,222
Total collateralized transactions |  | 187,255 | 138,119
Sold Or Repledged [Member] |  |  |
Collateralized Transactions [Line Items] |  |  |
Securities lending transactions |  | 8,437 | 7,055
Agreements to resell | [1] | 34,825 | 31,108
Customer margin assets |  | 17,234 | 17,008
Total collateralized transactions |  | $ 60,496 | $ 55,171
[1] | As of December 31, 2023, $29.6 billion or 85% (as of December 31, 2022, $27.1 billion or 87%) of securities purchased under agreements to resell were segregated to satisfy regulatory requirements and are included in “Securities - segregated for regulatory purposes” in the consolidated statements of financial condition.

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- Definition Market value of collateral received in reverse repurchase transactions + References No definition available. + Details
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- Definition Collateralized Transactions [Line Items] + References No definition available. + Details
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- Definition Total market value of collateralized transactions as of the balance sheet date. + References No definition available. + Details
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- Definition Market value of collateral received in securities lending transactions + References No definition available. + Details
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- Definition Fair value as of the balance sheet date of customer securities accepted as collateral by the entity that it is permitted by contract or custom to sell or re-pledge to counterparties as collateral. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 860 -SubTopic 30 -Section 50 -Paragraph 1A -Subparagraph (c)(1) -Publisher FASB -URI https://asc.fasb.org//1943274/2147481420/860-30-50-1A + Details
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- Details
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- Details
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