NET CAPITAL REQUIREMENTS	3 Months Ended
	Mar. 31, 2022
Brokers and Dealers [Abstract]
NET CAPITAL REQUIREMENTS	NET CAPITAL REQUIREMENTSB. Riley Securities (“BRS”), B. Riley Wealth Management (“BRWM”), National Securities Corporation (“NSC”) and FocalPoint Securities, LLC ("FocalPoint"), the Company’s broker-dealer subsidiaries, are registered with the SEC as broker-dealers and members of the Financial Industry Regulatory Authority, Inc. (“FINRA”). The Company’s broker-dealer subsidiaries are subject to SEC Uniform Net Capital Rule (Rule 15c3-1) which requires the maintenance of minimum net capital and requires that the ratio of aggregate indebtedness to net capital, both as defined, shall not exceed 15 to 1. As such, they are subject to the minimum net capital requirements promulgated by the SEC. As of March 31, 2022, BRS had net capital of $249,536, which was $245,970 in excess of required minimum net capital of $3,566; BRWM had net capital of $8,765, which was $7,846 in excess of required minimum net capital of $919; NSC had net capital of $2,874 which was $1,874 in excess of required minimum net capital of $1,000; FocalPoint had net capital of $1,444 which was $672 in excess of the required minimum net capital of $772.As of December 31, 2021, BRS had net capital of $277,611, which was $265,093 in excess of its required minimum net capital of $12,518; BRWM had net capital of $13,833, which was $12,819 in excess of its required minimum net capital of $1,014; and NSC had net capital of $1,959 which was $959 in excess of required minimum net capital of $1,000.