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NET CAPITAL REQUIREMENTS (Details) - USD ($) $ in Thousands | Mar. 31, 2024 | Dec. 31, 2023
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B. Riley Securities (“BRS”) |  |
Broker-Dealer, Net Capital Requirement [Line Items] |  |
Net capital | $ 115,953 | $ 134,561
Excess capital | 112,151 | 130,163
Required minimum net capital | 3,802 | 4,398
B. Riley Wealth Management (“BRWM”) |  |
Broker-Dealer, Net Capital Requirement [Line Items] |  |
Net capital | 13,996 | 12,328
Excess capital | 12,253 | 10,431
Required minimum net capital | $ 1,743 | $ 1,897

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- Definition Amount of net capital in excess of minimum required net capital, calculated under Alternative Standard. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name Rule 15c3-1 -Number 240 -Section 15c3-1 -Publisher SEC + Details
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- Definition Minimum amount of net capital of broker-dealer and its subsidiary, calculated under Alternative Standard. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name Rule 15c3-1 -Number 240 -Section 15c3-1 -Publisher SEC + Details
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- Definition Amount of net capital of broker-dealer. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name Rule 15c3-1 -Number 240 -Section 15c3-1 -Publisher SEC + Details
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