BORROWINGS - Advances from the Federal Home Loan Bank of New York (Details) - USD ($) $ in Thousands	Sep. 30, 2026	Dec. 31, 2025
Federal Home Loan Bank, Advances [Line Items]
Federal Home Loan Bank advances	$ 34,729	$ 35,567
FHLB fixed-rate advances
Federal Home Loan Bank, Advances [Line Items]
Federal Home Loan Bank advances	$ 34,729	34,567
FHLB fixed-rate repurchase advances
Federal Home Loan Bank, Advances [Line Items]
Federal Home Loan Bank advances		$ 1,000

Amount of borrowings as of the balance sheet date from the Federal Home Loan Bank, which are primarily used to cover shortages in the required reserve balance and liquidity shortages.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Topic 942
-SubTopic 470
-Name Accounting Standards Codification
-Section 45
-Paragraph 1
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147478878/942-470-45-1

Name:	us-gaap_AdvancesFromFederalHomeLoanBanks
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant