LOANS - Activity in the allowance by portfolio segment (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2025	Sep. 30, 2024	Sep. 30, 2025	Sep. 30, 2024
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss [Roll Forward]
Beginning balance	$ 21,571	$ 23,644	$ 22,779	$ 19,658
Charge-offs	(594)	(438)	(4,599)	(614)
Recoveries	2		29	12
Provision for credit losses	1,375	200	4,145	4,350
Ending balance	22,354	23,406	22,354	23,406
Additional provision of off balance sheet exposure	50		137	190
Residential Real Estate
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss [Roll Forward]
Beginning balance	6,692	5,996	6,236	5,001
Provision for credit losses	(1,083)	514	(627)	1,509
Ending balance	5,609	6,510	5,609	6,510
Multi-family
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss [Roll Forward]
Beginning balance	3,918	4,266	5,284	4,671
Charge-offs		(368)	(33)	(368)
Provision for credit losses	(32)	1,722	(1,365)	1,317
Ending balance	3,886	5,620	3,886	5,620
Commercial real estate
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss [Roll Forward]
Beginning balance	5,402	9,042	5,605	8,390
Charge-offs	(426)		(731)	(30)
Provision for credit losses	414	(2,652)	516	(1,970)
Ending balance	5,390	6,390	5,390	6,390
Commercial and industrial
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss [Roll Forward]
Beginning balance	5,386	4,177	5,447	1,419
Charge-offs	(168)	(70)	(3,835)	(216)
Recoveries	2		29	12
Provision for credit losses	2,129	621	5,708	3,513
Ending balance	7,349	4,728	7,349	4,728
Construction and land development
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss [Roll Forward]
Beginning balance	151	98	180	122
Provision for credit losses	(52)	39	(81)	15
Ending balance	99	137	99	137
Consumer
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss [Roll Forward]
Beginning balance	22	65	27	55
Provision for credit losses	(1)	(44)	(6)	(34)
Ending balance	$ 21	$ 21	$ 21	$ 21

Hanover Bancorp, Inc. /MD 10-Q