FAIR VALUE OF FINANCIAL INSTRUMENTS - Measurement Inputs and Valuation Techniques (Details) - Residential PACE assessments - Level 3 - Discounted cash flow $ in Thousands	Jun. 30, 2026 USD ($)	Dec. 31, 2025 USD ($)
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Fair Value	$ 206,302	$ 203,502
Conditional prepayment rate \| Minimum
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Measurement input, percent	0.070	0.070
Conditional prepayment rate \| Maximum
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Measurement input, percent	0.250	0.260
Conditional prepayment rate \| Weighted Average
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Measurement input, percent	0.197	0.202

Amount of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).

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Name:	us-gaap_AvailableForSaleSecuritiesDebtSecurities
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant