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Investments - Schedule of Realized Gain (Loss) (Details) - USD ($) $ in Thousands | 3 Months Ended
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Mar. 31, 2025 | Mar. 31, 2024
Fair Value at Sale |  |
Fair value at sale | $ 16,458 | $ 2,994
Fair value at sale | 1,000 | 0
Net fair value at sale | 17,458 | 2,994
Debt Securities, Available-for-Sale, Realized Gain | 1,385 | 0
Debt Securities, Available-for-Sale, Realized Loss | (3) | 0
Debt Securities, Available-for-Sale, Realized Gain (Loss) | 1,382 | 0
Fixed Maturities |  |
Fair Value at Sale |  |
Fair value at sale | 6,311 | 994
Fair value at sale | 1,000 | 0
Debt Securities, Available-for-Sale, Realized Gain | 2 | 0
Debt Securities, Available-for-Sale, Realized Loss | (3) | 0
Equity Securities |  |
Fair Value at Sale |  |
Fair value at sale | 9,998 | 0
Equity Securities, FV-NI, Realized Gain | 1,383 | 0
Short-term Investments |  |
Fair Value at Sale |  |
Fair value at sale | 149 | 0
Debt Securities, Available-for-Sale, Realized Gain | 0 | 0
Limited Partnership |  |
Fair Value at Sale |  |
Fair value at sale | 0 | 2,000
Debt Securities, Available-for-Sale, Realized Gain | $ 0 | $ 0

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- Definition Amount of realized gain on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale). + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 320 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 9 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org/1943274/2147481800/320-10-50-9 + Details
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- Definition Amount of realized gain (loss) on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale). + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 320 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 9 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org/1943274/2147481800/320-10-50-9 + Details
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