LOANS - Recorded investment in loans on nonaccrual status and loans past due over 89 days still accruing (Details) - USD ($) $ in Thousands	3 Months Ended
Mar. 31, 2025	Mar. 31, 2024	Dec. 31, 2024
Amortized cost basis of loans on nonaccrual status and loans past due over 89 days still accruing
Nonaccrual With No Allowance for Credit Loss	$ 7,964		$ 13,228
Nonaccrual	11,697		16,368
Interest income on nonaccrual loans	27	$ 228
Residential real estate
Amortized cost basis of loans on nonaccrual status and loans past due over 89 days still accruing
Nonaccrual With No Allowance for Credit Loss	3,202		5,497
Nonaccrual	3,202		5,497
Multi-family
Amortized cost basis of loans on nonaccrual status and loans past due over 89 days still accruing
Nonaccrual With No Allowance for Credit Loss			864
Nonaccrual			864
Commercial real estate
Amortized cost basis of loans on nonaccrual status and loans past due over 89 days still accruing
Nonaccrual With No Allowance for Credit Loss	3,396		5,300
Nonaccrual	3,420		5,325
Commercial and industrial
Amortized cost basis of loans on nonaccrual status and loans past due over 89 days still accruing
Nonaccrual With No Allowance for Credit Loss	1,366		1,567
Nonaccrual	$ 5,075		$ 4,682

Amortized cost excluding accrued interest, of financing receivable on nonaccrual status with no allowance for credit loss. Excludes net investment in lease.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 326
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 16
-Subparagraph (d)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479319/326-20-50-16

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- Definition

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+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 326
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 16
-Subparagraph (b)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479319/326-20-50-16

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+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 326
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 16
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479319/326-20-50-16

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Amortized cost of financing receivable on nonaccrual status. Excludes net investment in lease.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/otherTransitionRef
-Topic 310
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 7
-Subparagraph (a)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147481962/310-10-50-7

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Name Regulation S-K (SK)
-Number 229
-Section 1405
-Paragraph a
-Subparagraph (3)
-Publisher SEC

Reference 3: http://www.xbrl.org/2003/role/disclosureRef
-Name Regulation S-K (SK)
-Number 229
-Section 1405
-Paragraph a
-Subparagraph (2)
-Publisher SEC

Reference 4: http://www.xbrl.org/2003/role/disclosureRef
-Topic 326
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 16
-Subparagraph (a)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479319/326-20-50-16

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