Earnings Per Share (Tables)

12 Months Ended

Dec. 31, 2019

Earnings Per Share [Abstract]

Schedule of basic and diluted earnings per share

	Year Ended December 31,
	2019			2018		2017
Net income attributable to B. Riley Financial, Inc.	$	81,611		$	15,509	$	11,556
Preferred stock dividends		(264	)		—		—
Net income applicable to common shareholders	$	81,347		$	15,509	$	11,556
Weighted average common shares outstanding:
Basic		26,401,036			25,937,305		23,181,388
Effect of dilutive potential common shares:
Restricted stock units and warrants		1,082,700			677,249		901,397
Contingently issuable shares		45,421			150,302		208,119
Diluted		27,529,157			26,764,856		24,290,904
Basic income per common share	$	3.08		$	0.60	$	0.50
Diluted income per common share	$	2.95		$	0.58	$	0.48