Earnings Per Share of Common Stock (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended
	Mar. 31, 2023	Mar. 31, 2022
Earnings Per Share of Common Stock [Abstract]
Net income attributable to Broadway Financial Corporation	$ 1,573	$ 958
Less net income attributable to participating securities	7	7
Income available to common stockholders	$ 1,566	$ 951
Weighted average common shares outstanding for basic earnings per common share (in shares)	71,442,163	72,039,378
Add: dilutive effects of unvested restricted stock awards (in shares)	323,024	50,195
Add: dilutive effects of assumed exercise of stock options (in shares)	0	490,372
Weighted average common shares outstanding for diluted earnings per common share (in shares)	71,765,187	72,579,945
Earnings per common share-basic (in dollars per share)	$ 0.02	$ 0.01
Earnings per common share-diluted (in dollars per share)	$ 0.02	$ 0.01