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Investments - Schedule of Realized Gain (Loss) (Details) - USD ($) $ in Thousands | 3 Months Ended
--- | ---
Mar. 31, 2023 | Mar. 31, 2022
Fair Value at Sale |  |
Fair value at sale | $ 5,418 | $ 12,192
Fair value at sale | (41) | 251
Net fair value at sale | 5,377 | 12,443
Debt Securities, Available-for-Sale, Realized Gain | 4 | 41
Debt Securities, Available-for-Sale, Realized Loss | (87) | (4)
Debt Securities, Available-for-Sale, Realized Gain (Loss) | (83) | 37
Fixed Maturities |  |
Fair Value at Sale |  |
Fair value at sale | 5,292 | 12,192
Fair value at sale | (41) | 251
Debt Securities, Available-for-Sale, Realized Gain | 4 | 41
Debt Securities, Available-for-Sale, Realized Loss | (87) | (4)
Equity Securities |  |
Fair Value at Sale |  |
Fair value at sale | 0 | 0
Fair value at sale | 0 | 0
Equity Securities, FV-NI, Realized Gain | 0 | 0
Equity Securities, FV-NI, Realized Loss | 0 | 0
Short-term Investments |  |
Fair Value at Sale |  |
Fair value at sale | 126 | 0
Fair value at sale | 0 | 0
Debt Securities, Available-for-Sale, Realized Gain | 0 | 0
Debt Securities, Available-for-Sale, Realized Loss | $ 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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