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Investments - Impairments on Investments (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2024 | Dec. 31, 2023 | Dec. 31, 2022
Schedule of Impairments [Line Items] |  |  |
Credit impaired | $ (484) | $ (670) |
Expected credit losses: |  |  |
Held-to-maturity securities | (2,167) | 0 |
Net impairment losses recognized in earnings | (4,124) | (9,766) | $ (667)
Available-for-sale securities |  |  |
Schedule of Impairments [Line Items] |  |  |
Intent to sell | (299) | (1,759) | (167)
Credit impaired | (484) | (670) | (500)
Total available-for-sale securities | (783) | (2,429) | (667)
Held-to-maturity securities |  |  |
Expected credit losses: |  |  |
Held-to-maturity securities | (2,167) | 0 | 0
Agent loans |  |  |
Expected credit losses: |  |  |
Net impairment losses recognized in earnings | (355) | 0 | 0
Other loans receivable |  |  |
Expected credit losses: |  |  |
Net impairment losses recognized in earnings | $ (819) | $ (7,337) | $ 0

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- Definition Amount of expense (reversal of expense) for expected credit loss on investment in debt security measured at amortized cost (held-to-maturity). + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 13 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479319/326-20-50-13 + Details
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