Consolidated Balance Sheets (Parenthetical) - USD ($) $ in Thousands	Dec. 31, 2025	Dec. 31, 2024
Fixed income securities, amortized cost	$ 269,848	$ 289,712
Short-term investments, amortized cost	146,434	127,588
Other Investment Not Readily Marketable, Fair Value	7,454	7,499
Restricted Cash	$ 40,754	$ 17,669
Preferred stock, par value	$ 0.01
Preferred stock, shares authorized	20,000,000	20,000,000
Preferred stock, shares outstanding (in shares)	0	0
Common stock, shares authorized	130,000,000	130,000,000
Common stock, shares issued	48,876,882	48,875,167
Common Stock, Shares, Outstanding	45,005,284
Treasury Stock, Common, Shares	3,871,598	2,368,194
Short-term Investments [Member]
Fixed income securities, amortized cost	$ 146,434	$ 127,588
Fixed Income Securities [Member]
Fixed income securities, amortized cost	123,414	162,124
Parent Company [Member]
Fixed income securities, amortized cost	151	0
Short-term investments, amortized cost	39,344	64,439
Parent Company [Member] | Short-term Investments [Member]
Fixed income securities, amortized cost	$ 39,344	$ 64,439