SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Interest On Securities and Derivative Instruments (Details)	12 Months Ended
	Dec. 31, 2025 USD ($)	Dec. 31, 2024 USD ($)	Jun. 30, 2019 USD ($) agreement
Property, Plant and Equipment [Line Items]
Investment income, interest	$ 31,900,000	$ 31,400,000
2019 SWAPS
Property, Plant and Equipment [Line Items]
Number of forward interest rate cap agreements | agreement			4,000
Notional amounts			$ 500,000,000
2019 SWAPS | 2019 Swaps
Property, Plant and Equipment [Line Items]
Notional amounts			$ 100,000,000
Basis spread on variable rate			1.89%
2019 SWAPS | October 2023
Property, Plant and Equipment [Line Items]
Number of forward interest rate cap agreements | agreement			2
Notional amounts			$ 50,000,000
2019 SWAPS | October 2025
Property, Plant and Equipment [Line Items]
Number of forward interest rate cap agreements | agreement			2
Notional amounts			$ 200,000,000
2019 SWAPS-1 | 2019 Swaps
Property, Plant and Equipment [Line Items]
Notional amounts			$ 400,000,000
Basis spread on variable rate			1.98%