Parent Company Financial Information - Schedule of condensed statements operations (Details) - USD ($) $ in Thousands	12 Months Ended
	Jun. 30, 2022	Jun. 30, 2021
Condensed Income Statements, Captions [Line Items]
Interest on interest-bearing deposits with the Bank	$ 20,693	$ 23,390
Interest income on securities	4,555	2,093
Unrealized loss on equity securities	(242)
Total interest income	25,498	25,789
Professional fees	1,154	1,064
Other expenses	2,567	2,361
Total other expense	20,274	18,992
Loss before income tax benefit and equity in undistributed net income of affiliates	4,805	4,726
Income tax benefit	568	947
NET INCOME	4,237	3,779
Comprehensive (loss) income	(11,056)	3,639
Parent Company
Condensed Income Statements, Captions [Line Items]
Interest on interest-bearing deposits with the Bank	142	52
Interest income on securities	114
Unrealized loss on equity securities	(242)
Total interest income	14	52
Professional fees	570	147
Other expenses	175	44
Total other expense	745	191
Loss before income tax benefit and equity in undistributed net income of affiliates	(731)	(139)
Income tax benefit	(168)	(31)
Equity in undistributed net income of the Bank	4,800	3,887
NET INCOME	4,237	3,779
Comprehensive (loss) income	$ (11,056)	$ 3,639