Loss Per Share and Equity (As Restated), Basic and Diluted Loss Per Share of Common Stock (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended
	Mar. 31, 2025	Mar. 31, 2024
Loss Per Share and Equity (As Restated) [Abstract]
Net loss attributable to Broadway Financial Corporation	$ (2,689)	$ (154)
Less: Net income (loss) attributable to participating securities	64	4
Less: Preferred stock dividends	(750)	0
Net loss available to common stockholders	$ (3,375)	$ (150)
Weighted average common shares outstanding for basic loss per common share (in shares)	8,547,460	8,229,774
Add: Effects of unvested restricted stock awards (in shares)	0	0
Weighted average common shares outstanding for diluted loss per common share (in shares)	8,547,460	8,229,774
Loss per common share - basic (in dollars per share)	$ (0.39)	$ (0.02)
Loss per common share - diluted (in dollars per share)	$ (0.39)	$ (0.02)