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Schedule I - Summary Of Investments (Details) - USD ($) $ in Thousands | Dec. 31, 2025 | Dec. 31, 2024
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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 |

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