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SENIOR DEBT - Additional Information (Details) - USD ($)	9 Months Ended
	Sep. 30, 2025	Dec. 31, 2024
Debt Instrument [Line Items]
Fair value of senior debt	$ 1,732,000,000	$ 1,682,000,000
Unused Lines of Credit
Debt Instrument [Line Items]
Unused lines of credit	$ 210,000,000
Second Amended and Restated Credit Agreement
Debt Instrument [Line Items]
Duration of senior revolving credit facility, in years	5 years
Senior revolving credit facility	$ 200,000,000
Line of credit, expiration date	Jun. 06, 2028

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