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Financial Instruments Owned and Financial Instruments Sold, But Not Yet Purchased (Tables) | 3 Months Ended
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Mar. 31, 2024
Investments, Debt and Equity Securities [Abstract] |
Components Of Trading Securities Owned And Trading Securities Sold, But Not Yet Purchased | The components of financial instruments owned and financial instruments sold, but not yet purchased, at March 31, 2024 and December 31, 2023 are as follows (in thousands):
|  | March 31, 2024 |  |  | December 31, 2023 |
Financial instruments owned: |  |  |  |  |  |
U.S. government securities |  | $ | 19,071 |  |  | $ | 32,411 |
U.S. government agency securities |  |  | 195,116 |  |  |  | 106,634 |
Agency mortgage-backed securities |  |  | 208,299 |  |  |  | 159,903 |
Asset-backed securities |  |  | 80,121 |  |  |  | 19,604 |
Corporate securities: |  |  |  |  |  |
Fixed income securities |  |  | 340,239 |  |  |  | 237,671 |
Equity securities |  |  | 62,434 |  |  |  | 52,520 |
State and municipal securities |  |  | 224,714 |  |  |  | 223,155 |
Other (1) |  |  | 100,861 |  |  |  | 86,843 |
|  | $ | 1,230,855 |  |  | $ | 918,741 |
Financial instruments sold, but not yet purchased: |  |  |  |  |  |
U.S. government securities |  | $ | 411,916 |  |  | $ | 273,653 |
Agency mortgage-backed securities |  |  | 56,755 |  |  |  | 52,664 |
Corporate securities: |  |  |  |  |  |
Fixed income securities |  |  | 164,227 |  |  |  | 138,359 |
Equity securities |  |  | 45,530 |  |  |  | 21,576 |
Other (2) |  |  | 3,851 |  |  |  | 11,489 |
|  | $ | 682,279 |  |  | $ | 497,741 |
(1) Includes syndicated loans, non-agency mortgage-backed securities, and sovereign debt. (2) Includes syndicated loans, U.S. government agency securities, state and municipal securities, and asset-backed securities.

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- Definition Tabular disclosure of financial instruments held by a broker-dealer for its own account (proprietary securities) for trading or investment purposes that are carried at fair value including securities sold, not yet purchased. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 940 -SubTopic 320 -Section 45 -Paragraph 2 -Publisher FASB -URI https://asc.fasb.org//1943274/2147481961/940-320-45-2 + Details
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