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Consolidated Balance Sheets (Parenthetical) - USD ($)
$ in Thousands
Sep. 30, 2025
Dec. 31, 2024
Debt Securities, Available-for-sale, Amortized Cost $ 428,432 $ 289,712
Debt Securities, Available-for-sale, Allowance for Credit Loss 0 0
Premium Receivable, Allowance for Credit Loss $ 200 $ 142
Preferred stock, par value $ 0.01  
Preferred stock, shares authorized 20,000,000  
Preferred Stock, Shares Issued 0 0
Common stock, par value $ 0.01  
Common stock, shares authorized 130,000,000  
Common stock, shares issued 48,876,882 48,875,167
Common stock, shares outstanding 46,701,464  
Equity investments in pooled funds [Member]    
Other Investment Not Readily Marketable, Fair Value $ 7,684 $ 7,499