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Financial Instruments Owned And Financial Instruments Sold, But Not Yet Purchased (Tables) | 12 Months Ended
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Dec. 31, 2019
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 December 31, 2019 and 2018, are as follows (in thousands):
|  | December 31, |
|  | 2019 |  |  | 2018 |
Financial instruments owned: |  |  |  |  |  |  |  |
U.S. government securities |  | $ | 9,266 |  |  | $ | 42,121 |
U.S. government agency securities |  |  | 66,881 |  |  |  | 72,532 |
Mortgage-backed securities: |  |  |  |  |  |  |  |
Agency |  |  | 388,856 |  |  |  | 564,111 |
Non-agency |  |  | 5,155 |  |  |  | 25,727 |
Asset-backed securities |  |  | 28,385 |  |  |  | 25,905 |
Corporate securities: |  |  |  |  |  |  |  |
Fixed income securities |  |  | 250,783 |  |  |  | 310,457 |
Equity securities |  |  | 64,009 |  |  |  | 57,911 |
Sovereign debt |  |  | 12,403 |  |  |  | 14,063 |
State and municipal securities |  |  | 137,211 |  |  |  | 154,622 |
Loans |  |  | 9,983 |  |  |  | — |
|  | $ | 972,932 |  |  | $ | 1,267,449 |
Financial instruments sold, but not yet purchased: |  |  |  |  |  |  |  |
U.S. government securities |  | $ | 243,570 |  |  | $ | 534,817 |
U.S. government agency securities |  |  | 1,000 |  |  |  | 32,755 |
Agency mortgage-backed securities |  |  | 231,909 |  |  |  | 123,456 |
Corporate securities: |  |  |  |  |  |  |  |
Fixed income securities |  |  | 140,100 |  |  |  | 208,725 |
Equity securities |  |  | 32,047 |  |  |  | 36,117 |
Sovereign debt |  |  | 13,271 |  |  |  | 11,429 |
State and municipal securities |  |  | — |  |  |  | 7 |
Loans |  |  | 955 |  |  |  | — |
|  | $ | 662,852 |  |  | $ | 947,306 |

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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 -Publisher FASB -Name Accounting Standards Codification -Topic 940 -SubTopic 320 -Section 45 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=35711157&loc=d3e42546-110969 + Details
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