NET LOANS RECEIVABLE - Aging of Recorded Investment (Details) - USD ($) $ in Thousands	Jun. 30, 2022	Jun. 30, 2021
NET LOANS RECEIVABLE
Total	$ 1,001,647	$ 1,103,486
Financial Asset, Past Due
NET LOANS RECEIVABLE
Total	5,266	19,522
30 to 59 Days Past Due
NET LOANS RECEIVABLE
Total	889	873
60 to 89 Days Past Due
NET LOANS RECEIVABLE
Total	1,477	6,762
90 or more Days Past Due
NET LOANS RECEIVABLE
Total	2,900	11,887
Financial Asset, Not Past Due
NET LOANS RECEIVABLE
Total	996,381	1,083,964
Commercial
NET LOANS RECEIVABLE
Total	627,847	722,941
Commercial | Real estate
NET LOANS RECEIVABLE
Total	453,549	490,115
Commercial | Real estate | Financial Asset, Past Due
NET LOANS RECEIVABLE
Total	1,096	10,745
Commercial | Real estate | 30 to 59 Days Past Due
NET LOANS RECEIVABLE
Total	5	5
Commercial | Real estate | 60 to 89 Days Past Due
NET LOANS RECEIVABLE
Total	273	5,002
Commercial | Real estate | 90 or more Days Past Due
NET LOANS RECEIVABLE
Total	818	5,738
Commercial | Real estate | Financial Asset, Not Past Due
NET LOANS RECEIVABLE
Total	452,453	479,370
Commercial | Commercial and industrial
NET LOANS RECEIVABLE
Total	103,197	167,912
Commercial | Commercial and industrial | Financial Asset, Past Due
NET LOANS RECEIVABLE
Total	499	2,288
Commercial | Commercial and industrial | 60 to 89 Days Past Due
NET LOANS RECEIVABLE
Total	97	318
Commercial | Commercial and industrial | 90 or more Days Past Due
NET LOANS RECEIVABLE
Total	402	1,970
Commercial | Commercial and industrial | Financial Asset, Not Past Due
NET LOANS RECEIVABLE
Total	102,698	165,624
Commercial | Construction
NET LOANS RECEIVABLE
Total	71,101	64,914
Commercial | Construction | Financial Asset, Past Due
NET LOANS RECEIVABLE
Total		695
Commercial | Construction | 90 or more Days Past Due
NET LOANS RECEIVABLE
Total		695
Commercial | Construction | Financial Asset, Not Past Due
NET LOANS RECEIVABLE
Total	71,101	64,219
Residential mortgages
NET LOANS RECEIVABLE
Total	270,268	279,508
Residential mortgages | Financial Asset, Past Due
NET LOANS RECEIVABLE
Total	2,007	4,067
Residential mortgages | 30 to 59 Days Past Due
NET LOANS RECEIVABLE
Total	398	673
Residential mortgages | 60 to 89 Days Past Due
NET LOANS RECEIVABLE
Total	563	1,345
Residential mortgages | 90 or more Days Past Due
NET LOANS RECEIVABLE
Total	1,046	2,049
Residential mortgages | Financial Asset, Not Past Due
NET LOANS RECEIVABLE
Total	268,261	275,441
Home equity loans
NET LOANS RECEIVABLE
Total	81,238	75,469
Home equity loans | Financial Asset, Past Due
NET LOANS RECEIVABLE
Total	1,522	1,523
Home equity loans | 30 to 59 Days Past Due
NET LOANS RECEIVABLE
Total	477	193
Home equity loans | 60 to 89 Days Past Due
NET LOANS RECEIVABLE
Total	412	97
Home equity loans | 90 or more Days Past Due
NET LOANS RECEIVABLE
Total	633	1,233
Home equity loans | Financial Asset, Not Past Due
NET LOANS RECEIVABLE
Total	79,716	73,946
Consumer
NET LOANS RECEIVABLE
Total	22,294	25,568
Consumer | Financial Asset, Past Due
NET LOANS RECEIVABLE
Total	142	204
Consumer | 30 to 59 Days Past Due
NET LOANS RECEIVABLE
Total	9	2
Consumer | 60 to 89 Days Past Due
NET LOANS RECEIVABLE
Total	132
Consumer | 90 or more Days Past Due
NET LOANS RECEIVABLE
Total	1	202
Consumer | Financial Asset, Not Past Due
NET LOANS RECEIVABLE
Total	$ 22,152	$ 25,364