DEBT AND FINANCING ARRANGEMENTS - Loan Advances Made to a Third Party Reinsurer (Details) - USD ($) $ in Thousands	12 Months Ended
Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Debt Instrument [Line Items]
Loan advance	$ 199,045	$ 349,842	$ 105,822
Loan advances made	247,775	305,222
Third Party Reinsurer \| Related Party
Debt Instrument [Line Items]
Non-cash repayment of advance		110,000
Interest received		4,000
Third Party Reinsurer \| Loan Agreement With Third Party Reinsurer \| Related Party
Debt Instrument [Line Items]
Loan advance	0	102,000
Non-cash repayment of advance	75,000	82,000	90,000
Loan advances made	$ 5,000	80,000
Other commitment		26,000
Stated interest rate (in percent)	5.40%
Interest received	$ 0	$ 1,000	$ 1,000
Third Party Reinsurer \| Loan Agreement With Third Party Reinsurer \| Related Party \| Minimum
Debt Instrument [Line Items]
Stated interest rate (in percent)		0.80%
Third Party Reinsurer \| Loan Agreement With Third Party Reinsurer \| Related Party \| Maximum
Debt Instrument [Line Items]
Stated interest rate (in percent)		4.00%

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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