Parent Company Only Condensed Financial Information - Condensed Balance Sheet (Details) - USD ($) $ in Thousands	Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2016
Assets
Cash and cash equivalents	$ 16,651	$ 22,219
Other assets	669	856
Total assets	409,397	413,704
Liabilities and stockholders' equity
Junior subordinated debentures	5,100	5,100
Accrued expenses and other liabilities	3,392	3,512
Stockholders' equity	48,436	47,731	$ 45,526
Total liabilities and stockholders' equity	409,397	413,704
Broadway Financial Corporation
Assets
Cash and cash equivalents	156	400
Investment in bank subsidiary	51,221	50,594
Other assets	2,225	2,015
Total assets	53,602	53,009
Liabilities and stockholders' equity
Junior subordinated debentures	5,100	5,100
Accrued expenses and other liabilities	66	178
Stockholders' equity	48,436	47,731
Total liabilities and stockholders' equity	$ 53,602	$ 53,009