Earnings Per Common Share (Details) $ / shares in Units, $ in Thousands			12 Months Ended
	Nov. 01, 2023	Oct. 31, 2023	Dec. 31, 2023 USD ($) $ / shares shares	Dec. 31, 2022 USD ($) $ / shares shares	Dec. 31, 2021
Earnings Per Common Share [Abstract]
Net income attributable to Broadway Financial Corporation | $			$ 4,514	$ 5,636
Less net income attributable to participating securities | $			59	27
Income available to common stockholders | $			$ 4,455	$ 5,609
Weighted average common shares outstanding for basic earnings per common share (in shares)			8,627,071	9,051,128
Add: dilutive effects of unvested restricted stock awards (in shares)			114,599	51,737
Weighted average common shares outstanding for diluted earnings per common share (in shares)			8,741,670	9,102,865
Earnings per common share-basic (in dollars per share) | $ / shares			$ 0.52	$ 0.62
Earnings per common share-diluted (in dollars per share) | $ / shares			$ 0.51	$ 0.62
Loss Per Common Share [Abstract]
Unvested stock awards or potential common shares issuable under stock options (in shares)			0
Reverse stock split ratio	0.125	0.125			0.125
Stock Options [Member]
Loss Per Common Share [Abstract]
Anti-dilutive stock not considered in computing diluted earnings per common share (in shares)			31,250