NET LOANS RECEIVABLE - Aging of Recorded Investment (Details) - USD ($) $ in Thousands	Jun. 30, 2026	Dec. 31, 2025
NET LOANS RECEIVABLE
Loans receivable	$ 1,898,935	$ 1,671,560
Past Due
NET LOANS RECEIVABLE
Loans receivable	12,535	12,753
30 to 59 Days Past Due
NET LOANS RECEIVABLE
Loans receivable	5,144	3,269
60 to 89 Days Past Due
NET LOANS RECEIVABLE
Loans receivable	2,807	2,541
90 or more Days Past Due
NET LOANS RECEIVABLE
Loans receivable	4,584	6,943
Loans Not Past Due
NET LOANS RECEIVABLE
Loans receivable	1,886,400	1,658,807
Commercial
NET LOANS RECEIVABLE
Loans receivable	943,172	761,068
Commercial \| Real estate
NET LOANS RECEIVABLE
Loans receivable	461,352	466,449
Commercial \| Real estate \| Past Due
NET LOANS RECEIVABLE
Loans receivable	2,032	6,084
Commercial \| Real estate \| 30 to 59 Days Past Due
NET LOANS RECEIVABLE
Loans receivable	1	1
Commercial \| Real estate \| 60 to 89 Days Past Due
NET LOANS RECEIVABLE
Loans receivable	2	3
Commercial \| Real estate \| 90 or more Days Past Due
NET LOANS RECEIVABLE
Loans receivable	2,029	6,080
Commercial \| Real estate \| Loans Not Past Due
NET LOANS RECEIVABLE
Loans receivable	459,320	460,365
Commercial \| Commercial and industrial
NET LOANS RECEIVABLE
Loans receivable	272,253	124,895
Commercial \| Commercial and industrial \| Past Due
NET LOANS RECEIVABLE
Loans receivable	2,337	23
Commercial \| Commercial and industrial \| 30 to 59 Days Past Due
NET LOANS RECEIVABLE
Loans receivable	705	23
Commercial \| Commercial and industrial \| 60 to 89 Days Past Due
NET LOANS RECEIVABLE
Loans receivable	958
Commercial \| Commercial and industrial \| 90 or more Days Past Due
NET LOANS RECEIVABLE
Loans receivable	674
Commercial \| Commercial and industrial \| Loans Not Past Due
NET LOANS RECEIVABLE
Loans receivable	269,916	124,872
Commercial \| Construction
NET LOANS RECEIVABLE
Loans receivable	209,567	169,724
Commercial \| Construction \| Past Due
NET LOANS RECEIVABLE
Loans receivable	1,000
Commercial \| Construction \| 30 to 59 Days Past Due
NET LOANS RECEIVABLE
Loans receivable	1,000
Commercial \| Construction \| Loans Not Past Due
NET LOANS RECEIVABLE
Loans receivable	208,567	169,724
Residential mortgages
NET LOANS RECEIVABLE
Loans receivable	839,919	793,657
Residential mortgages \| Past Due
NET LOANS RECEIVABLE
Loans receivable	3,253	2,793
Residential mortgages \| 60 to 89 Days Past Due
NET LOANS RECEIVABLE
Loans receivable	1,718	2,322
Residential mortgages \| 90 or more Days Past Due
NET LOANS RECEIVABLE
Loans receivable	1,535	471
Residential mortgages \| Loans Not Past Due
NET LOANS RECEIVABLE
Loans receivable	836,666	790,864
Home equity loans and lines
NET LOANS RECEIVABLE
Loans receivable	98,534	97,629
Home equity loans and lines \| Past Due
NET LOANS RECEIVABLE
Loans receivable	1,333	1,268
Home equity loans and lines \| 30 to 59 Days Past Due
NET LOANS RECEIVABLE
Loans receivable	881	660
Home equity loans and lines \| 60 to 89 Days Past Due
NET LOANS RECEIVABLE
Loans receivable	106	216
Home equity loans and lines \| 90 or more Days Past Due
NET LOANS RECEIVABLE
Loans receivable	346	392
Home equity loans and lines \| Loans Not Past Due
NET LOANS RECEIVABLE
Loans receivable	97,201	96,361
Consumer
NET LOANS RECEIVABLE
Loans receivable	17,310	19,206
Consumer \| Past Due
NET LOANS RECEIVABLE
Loans receivable	2,580	2,585
Consumer \| 30 to 59 Days Past Due
NET LOANS RECEIVABLE
Loans receivable	2,557	2,585
Consumer \| 60 to 89 Days Past Due
NET LOANS RECEIVABLE
Loans receivable	23
Consumer \| Loans Not Past Due
NET LOANS RECEIVABLE
Loans receivable	$ 14,730	$ 16,621