ADVANCES FROM THE FEDERAL HOME LOAN BANK OF NEW YORK (FHLB) - Narrative (Details) - USD ($) $ in Thousands	12 Months Ended
Dec. 31, 2022	Dec. 31, 2021
Federal Home Loan Bank, Advances [Line Items]
Fixed rate, term borrowings from FHLB	$ 310,500	$ 185,500
Extinguishment of FHLB borrowings	0	111,400
FHLB prepayment penalty		2,200
Investment securities and loans pledged to secure advances	$ 638,600	$ 319,900
Weighted average fixed rate	3.87%	0.92%
Minimum
Federal Home Loan Bank, Advances [Line Items]
Federal Home Loan Bank, Advances, Remaining Term	1 month
Maximum
Federal Home Loan Bank, Advances [Line Items]
Federal Home Loan Bank, Advances, Remaining Term	25 months

Federal Home Loan Bank, Advances, Remaining Term

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Gross amount of debt extinguished.

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Amount of advances from the Federal Home Loan Bank (FHLB).

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Amount of the collateral pledged in support of federal home loan bank advances outstanding.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 470
-Section 50
-Paragraph 3
-Subparagraph (d)
-URI https://asc.fasb.org/extlink&oid=123599511&loc=d3e64711-112823

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 470
-Section 45
-Paragraph 1
-URI https://asc.fasb.org/extlink&oid=6479118&loc=d3e64650-112822

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Amount of repayments and penalties incurred in the satisfaction or roll-over of Federal Home Loan Bank (FHLB) advance.

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Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 470
-Section 45
-Paragraph 1
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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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Weighted average interest rate on advances made and reported by Federal Home Loan Bank (FHLBank).

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