Schedule I - Summary Of Investments (Details) - USD ($) $ in Thousands	Dec. 31, 2025	Dec. 31, 2024
SEC Schedule, 12-15, Insurance Companies, Summary of Investments, Other than Investments in Related Parties [Line Items]
SEC Schedule, 12-15, Insurance Companies, Summary of Investments, Other than Investments in Related Parties, Cost	$ 269,848
Investments	293,708
Short-term investments, at cost (approximates fair value)	269,848	$ 289,712
Other Investments	24,971	28,294
Available-for-sale Securities	122,295	157,020
Investments	293,708	312,915
Municipal Bonds [Member]
SEC Schedule, 12-15, Insurance Companies, Summary of Investments, Other than Investments in Related Parties [Line Items]
Short-term investments, at cost (approximates fair value)	11,697	14,646
Available-for-sale Securities	11,590	14,083
Corporate Debt Securities [Member]
SEC Schedule, 12-15, Insurance Companies, Summary of Investments, Other than Investments in Related Parties [Line Items]
Short-term investments, at cost (approximates fair value)	67,881	92,990
Available-for-sale Securities	66,573	89,192
Residential Mortgage-Backed Securities [Member]
SEC Schedule, 12-15, Insurance Companies, Summary of Investments, Other than Investments in Related Parties [Line Items]
Short-term investments, at cost (approximates fair value)	1,604	2,475
Available-for-sale Securities	1,597	2,446
Collateralized Debt Obligations [Member]
SEC Schedule, 12-15, Insurance Companies, Summary of Investments, Other than Investments in Related Parties [Line Items]
Short-term investments, at cost (approximates fair value)	1,963	3,131
Available-for-sale Securities	1,975	3,142
Asset-backed Securities [Member]
SEC Schedule, 12-15, Insurance Companies, Summary of Investments, Other than Investments in Related Parties [Line Items]
Short-term investments, at cost (approximates fair value)	1,772	5,049
Available-for-sale Securities	1,795	5,061
Short-term Investments [Member]
SEC Schedule, 12-15, Insurance Companies, Summary of Investments, Other than Investments in Related Parties [Line Items]
Short-term investments, at cost (approximates fair value)	146,434	127,588
Available-for-sale Securities	146,442	127,601
U S Government Obligations [Member]
SEC Schedule, 12-15, Insurance Companies, Summary of Investments, Other than Investments in Related Parties [Line Items]
Short-term investments, at cost (approximates fair value)	35,190
Available-for-sale Securities	35,424
US Government Debt Securities [Member]
SEC Schedule, 12-15, Insurance Companies, Summary of Investments, Other than Investments in Related Parties [Line Items]
Short-term investments, at cost (approximates fair value)	35,190	41,706
Available-for-sale Securities	35,424	40,995
ShortTermInvestmentsMember, including Pledged
SEC Schedule, 12-15, Insurance Companies, Summary of Investments, Other than Investments in Related Parties [Line Items]
Short-term investments, at cost (approximates fair value)	146,434
Available-for-sale Securities	146,442
Corporate Obligations, Excluding Related Party Investments
SEC Schedule, 12-15, Insurance Companies, Summary of Investments, Other than Investments in Related Parties [Line Items]
Short-term investments, at cost (approximates fair value)	67,881
Available-for-sale Securities	66,573
Other Investments [Member]
SEC Schedule, 12-15, Insurance Companies, Summary of Investments, Other than Investments in Related Parties [Line Items]
Short-term investments, at cost (approximates fair value)	0
Available-for-sale Securities	7,454
Other Investments [Member] | Fixed Income Funds
SEC Schedule, 12-15, Insurance Companies, Summary of Investments, Other than Investments in Related Parties [Line Items]
Available-for-sale Securities	24,971
Commercial Mortgage Backed Securities [Member]
SEC Schedule, 12-15, Insurance Companies, Summary of Investments, Other than Investments in Related Parties [Line Items]
Short-term investments, at cost (approximates fair value)	3,307
Available-for-sale Securities	3,341	$ 2,101
Fair Value Amount, Excluding Related Party Investments [Domain]
SEC Schedule, 12-15, Insurance Companies, Summary of Investments, Other than Investments in Related Parties [Line Items]
Investments	$ 276,191