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Financial Instruments Owned and Financial Instruments Sold, But Not Yet Purchased (Tables) | 6 Months Ended
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Jun. 30, 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 June 30, 2024 and December 31, 2023 are as follows (in thousands):
|  | June 30, 2024 |  |  | December 31, 2023 |
Financial instruments owned: |  |  |  |  |  |
U.S. government securities |  | $ | 10,901 |  |  | $ | 32,411 |
U.S. government agency securities |  |  | 194,979 |  |  |  | 106,634 |
Agency mortgage-backed securities |  |  | 259,206 |  |  |  | 159,903 |
Asset-backed securities |  |  | 89,007 |  |  |  | 19,604 |
Corporate securities: |  |  |  |  |  |
Fixed income securities |  |  | 293,994 |  |  |  | 237,671 |
Equity securities |  |  | 69,216 |  |  |  | 52,520 |
State and municipal securities |  |  | 271,417 |  |  |  | 223,155 |
Other (1) |  |  | 72,496 |  |  |  | 86,843 |
|  | $ | 1,261,216 |  |  | $ | 918,741 |
Financial instruments sold, but not yet purchased: |  |  |  |  |  |
U.S. government securities |  | $ | 392,431 |  |  | $ | 273,653 |
Agency mortgage-backed securities |  |  | 74,742 |  |  |  | 52,664 |
Corporate securities: |  |  |  |  |  |
Fixed income securities |  |  | 133,943 |  |  |  | 138,359 |
Equity securities |  |  | 29,122 |  |  |  | 21,576 |
Other (2) |  |  | 4,073 |  |  |  | 11,489 |
|  | $ | 634,311 |  |  | $ | 497,741 |
(1) Includes syndicated loans, non-agency mortgage-backed securities, and sovereign debt. (2) Includes syndicated loans, sovereign debt, 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://www.xbrl.org/2009/role/commonPracticeRef -Topic 940 -SubTopic 320 -Name Accounting Standards Codification -Publisher FASB -URI https://asc.fasb.org/940-320/tableOfContent + Details
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