LOANS - Recorded investment in loans on nonaccrual status and loans past due over 89 days still accruing (Details) - USD ($) $ in Thousands	6 Months Ended
Jun. 30, 2025	Jun. 30, 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	$ 9,351		$ 13,228
Nonaccrual	12,651		16,368
Loans Past Due Over 89 Days Still Accruing	4,677
Interest income on nonaccrual loans	212	$ 60
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	4,407		5,497
Nonaccrual	4,407		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	2,576		5,300
Nonaccrual	3,457		5,325
Loans Past Due Over 89 Days Still Accruing	4,677
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	2,368		1,567
Nonaccrual	$ 4,787		$ 4,682

Amortized cost excluding accrued interest, of financing receivable 90 days or more past due and still accruing. 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 (c)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479319/326-20-50-16

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- Definition

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

+ References

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
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Amount of interest income on financing receivable on nonaccrual status.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 326
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
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+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 326
-SubTopic 20
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-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

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Reference 2: http://www.xbrl.org/2003/role/disclosureRef
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Reference 3: http://www.xbrl.org/2003/role/disclosureRef
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Reference 4: http://www.xbrl.org/2003/role/disclosureRef
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