LOANS RECEIVABLE, NET - Summary of past due loans in non-accrual and past 90 days still on accrual (Details) - USD ($) $ in Thousands	12 Months Ended
Dec. 31, 2025	Dec. 31, 2024
Financing Receivable, Past Due [Line Items]
Non-accrual	$ 11,372	$ 5,104
Interest Income Recognized on Non-accrual Loans	97	33
Amortized Cost Basis of Loans > 90 Days Past Due and Still Accruing	0	0
Amortized Cost Basis of Non-accrual Loans Without Related Allowance	11,372	5,104
Residential Portfolio Segment \| Residential
Financing Receivable, Past Due [Line Items]
Non-accrual	5,021	4,377
Interest Income Recognized on Non-accrual Loans	65	19
Amortized Cost Basis of Loans > 90 Days Past Due and Still Accruing	0	0
Amortized Cost Basis of Non-accrual Loans Without Related Allowance	5,021	4,377
Residential Portfolio Segment \| Multifamily
Financing Receivable, Past Due [Line Items]
Non-accrual	5,669	0
Interest Income Recognized on Non-accrual Loans	0	7
Amortized Cost Basis of Loans > 90 Days Past Due and Still Accruing	0	0
Amortized Cost Basis of Non-accrual Loans Without Related Allowance	5,669	0
Junior Lien Portfolio Segment \| Junior liens
Financing Receivable, Past Due [Line Items]
Non-accrual	242	149
Interest Income Recognized on Non-accrual Loans	13	7
Amortized Cost Basis of Loans > 90 Days Past Due and Still Accruing	0	0
Amortized Cost Basis of Non-accrual Loans Without Related Allowance	242	149
Commercial Portfolio Segment \| Commercial and industrial
Financing Receivable, Past Due [Line Items]
Non-accrual	440	578
Interest Income Recognized on Non-accrual Loans	19	0
Amortized Cost Basis of Loans > 90 Days Past Due and Still Accruing	0	0
Amortized Cost Basis of Non-accrual Loans Without Related Allowance	$ 440	$ 578

Amortized cost excluding accrued interest, of financing receivable 90 days or more past due and still accruing. Excludes net investment in lease.

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