Annual report [Section 13 and 15(d), not S-K Item 405]

INVESTMENTS - SUMMARY OF INVESTMENTS (Details)

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INVESTMENTS - SUMMARY OF INVESTMENTS (Details) - USD ($)
Dec. 31, 2024
Dec. 31, 2023
Net Investment Income [Line Items]    
Debt Securities, Available-for-sale, Amortized Cost $ 131,829,000 $ 7,182,000
Debt Securities, Available-for-sale, Accumulated Gross Unrealized Loss, before Tax 0  
Fair Value 131,864,000 7,182,000
Other investments and Debt Securities, Amortized Cost Basic 131,829,000 7,182,000
Other Investments and Debt Securities, Available-for-sale, Accumulated Gross Unrealized Gain, before Tax 89,000 1
Other Investments and Debt Securities, Available-for-sale, Accumulated Gross Unrealized Loss, before Tax (54,000) (1,000)
Other Investments and Debt Securities, Available-for-sale 131,864,000 7,182,000
U.S. Treasury securities [Member]    
Net Investment Income [Line Items]    
Debt Securities, Available-for-sale, Amortized Cost 9,452,000  
Debt Securities, Available-for-Sale, Accumulated Gross Unrealized Gain, before Tax 15,000  
Fair Value 9,467,000  
U.S. government agency securities [Member]    
Net Investment Income [Line Items]    
Debt Securities, Available-for-sale, Amortized Cost 22,075,000  
Debt Securities, Available-for-Sale, Accumulated Gross Unrealized Gain, before Tax 18,000  
Debt Securities, Available-for-sale, Accumulated Gross Unrealized Loss, before Tax 0  
Fair Value 22,093,000  
Corporate Debt Securities [Member]    
Net Investment Income [Line Items]    
Debt Securities, Available-for-sale, Amortized Cost 100,302,000 7,182,000
Debt Securities, Available-for-Sale, Accumulated Gross Unrealized Gain, before Tax 56,000 1
Debt Securities, Available-for-sale, Accumulated Gross Unrealized Loss, before Tax (54,000) (1,000)
Fair Value $ 100,304,000 $ 7,182,000