Parent Only Financial Statements - Condensed Statements of Financial Condition (Details) - USD ($) $ in Thousands	Dec. 31, 2019	Dec. 31, 2018
Assets
Cash and due from banks	$ 1,296	$ 1,558
Loan receivable	508,022	502,299
Other assets	3,786	1,789
Total Assets	593,086	584,500
Liabilities
Other liabilities	2,662	2,251
Total Liabilities	527,711	517,854
Stockholders' Equity
Common stock	52	54
Paid-in capital	41,857	44,726
Retained earnings	24,989	23,498
Unallocated common stock held by ESOP	(1,523)	(1,632)
Total Stockholders' Equity	65,375	66,646
Total Liabilities and Stockholders' Equity	593,086	584,500
Parent Company
Assets
Cash and due from banks	1,389	1,953
Loan receivable	1,909	2,003
Investments in subsidiaries	61,991	61,741
Other assets	135	1,015
Total Assets	65,424	66,712
Liabilities
Other liabilities	49	66
Total Liabilities	49	66
Stockholders' Equity
Common stock	52	54
Paid-in capital	41,857	44,726
Retained earnings	24,989	23,498
Unallocated common stock held by ESOP	(1,523)	(1,632)
Total Stockholders' Equity	65,375	66,646
Total Liabilities and Stockholders' Equity	$ 65,424	$ 66,712