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LONG-TERM DEBT - Schedule of Long-Term Debt (Details) - USD ($) $ in Thousands	Sep. 30, 2025	Dec. 31, 2024	Nov. 23, 2021
Debt Instrument [Line Items]
Total principal amount	$ 101,470	$ 102,573
Less: unamortized debt issuance costs	(799)	(1,330)
Total long-term debt, net	100,671	101,243
Surplus note
Debt Instrument [Line Items]
Total principal amount	$ 1,470	$ 2,573
Unsecured Debt | 5.625% Senior Unsecured Notes Due 2026
Debt Instrument [Line Items]
Stated percentage	5.625%	5.625%	5.625%
Total principal amount	$ 100,000	$ 100,000

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Amount, before unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but is not limited to, notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt.

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