NET LOANS RECEIVABLE - Aging of Recorded Investment (Details) - USD ($) $ in Thousands	Dec. 31, 2022	Jun. 30, 2022
NET LOANS RECEIVABLE
Total	$ 1,065,341	$ 1,001,647
Financial Asset, Past Due
NET LOANS RECEIVABLE
Total	20,704	5,266
30 to 59 Days Past Due
NET LOANS RECEIVABLE
Total	5,680	889
60 to 89 Days Past Due
NET LOANS RECEIVABLE
Total	1,099	1,477
90 or more Days Past Due
NET LOANS RECEIVABLE
Total	13,925	2,900
Financial Asset, Not Past Due
NET LOANS RECEIVABLE
Total	1,044,637	996,381
Commercial
NET LOANS RECEIVABLE
Total	607,175	627,847
Commercial | Real estate
NET LOANS RECEIVABLE
Total	422,579	453,549
Commercial | Real estate | Financial Asset, Past Due
NET LOANS RECEIVABLE
Total	1,255	1,096
Commercial | Real estate | 30 to 59 Days Past Due
NET LOANS RECEIVABLE
Total	428	5
Commercial | Real estate | 60 to 89 Days Past Due
NET LOANS RECEIVABLE
Total		273
Commercial | Real estate | 90 or more Days Past Due
NET LOANS RECEIVABLE
Total	827	818
Commercial | Real estate | Financial Asset, Not Past Due
NET LOANS RECEIVABLE
Total	421,324	452,453
Commercial | Commercial and industrial
NET LOANS RECEIVABLE
Total	100,638	103,197
Commercial | Commercial and industrial | Financial Asset, Past Due
NET LOANS RECEIVABLE
Total	4,731	499
Commercial | Commercial and industrial | 30 to 59 Days Past Due
NET LOANS RECEIVABLE
Total	3,381
Commercial | Commercial and industrial | 60 to 89 Days Past Due
NET LOANS RECEIVABLE
Total		97
Commercial | Commercial and industrial | 90 or more Days Past Due
NET LOANS RECEIVABLE
Total	1,350	402
Commercial | Commercial and industrial | Financial Asset, Not Past Due
NET LOANS RECEIVABLE
Total	95,907	102,698
Commercial | Construction
NET LOANS RECEIVABLE
Total	83,958	71,101
Commercial | Construction | Financial Asset, Past Due
NET LOANS RECEIVABLE
Total	5,748
Commercial | Construction | 30 to 59 Days Past Due
NET LOANS RECEIVABLE
Total	384
Commercial | Construction | 90 or more Days Past Due
NET LOANS RECEIVABLE
Total	5,364
Commercial | Construction | Financial Asset, Not Past Due
NET LOANS RECEIVABLE
Total	78,210	71,101
Residential mortgages
NET LOANS RECEIVABLE
Total	352,715	270,268
Residential mortgages | Financial Asset, Past Due
NET LOANS RECEIVABLE
Total	2,042	2,007
Residential mortgages | 30 to 59 Days Past Due
NET LOANS RECEIVABLE
Total	761	398
Residential mortgages | 60 to 89 Days Past Due
NET LOANS RECEIVABLE
Total	673	563
Residential mortgages | 90 or more Days Past Due
NET LOANS RECEIVABLE
Total	608	1,046
Residential mortgages | Financial Asset, Not Past Due
NET LOANS RECEIVABLE
Total	350,673	268,261
Home equity loans
NET LOANS RECEIVABLE
Total	86,762	81,238
Home equity loans | Financial Asset, Past Due
NET LOANS RECEIVABLE
Total	1,574	1,522
Home equity loans | 30 to 59 Days Past Due
NET LOANS RECEIVABLE
Total	718	477
Home equity loans | 60 to 89 Days Past Due
NET LOANS RECEIVABLE
Total	417	412
Home equity loans | 90 or more Days Past Due
NET LOANS RECEIVABLE
Total	439	633
Home equity loans | Financial Asset, Not Past Due
NET LOANS RECEIVABLE
Total	85,188	79,716
Consumer
NET LOANS RECEIVABLE
Total	18,689	22,294
Consumer | Financial Asset, Past Due
NET LOANS RECEIVABLE
Total	5,354	142
Consumer | 30 to 59 Days Past Due
NET LOANS RECEIVABLE
Total	8	9
Consumer | 60 to 89 Days Past Due
NET LOANS RECEIVABLE
Total	9	132
Consumer | 90 or more Days Past Due
NET LOANS RECEIVABLE
Total	5,337	1
Consumer | Financial Asset, Not Past Due
NET LOANS RECEIVABLE
Total	$ 13,335	$ 22,152