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Investments - Impairments on Investments (Details) - USD ($) $ in Thousands | 3 Months Ended
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Mar. 31, 2025 | Mar. 31, 2024
Schedule of Impairments [Line Items] |  |
Credit impaired | $ (365) | $ (164)
Expected credit losses: |  |
Held-to-maturity securities | 0 | (2,167)
Net impairment losses recognized in earnings | (914) | (2,677)
Total available-for-sale securities |  |
Schedule of Impairments [Line Items] |  |
Intent to sell | 0 | (174)
Credit impaired | (365) | (164)
Total available-for-sale securities | (365) | (338)
Held-to-maturity securities |  |
Expected credit losses: |  |
Held-to-maturity securities | 0 | (2,167)
Agent loans |  |
Expected credit losses: |  |
Net impairment losses recognized in earnings | (164) | 0
Other loans receivable |  |
Expected credit losses: |  |
Net impairment losses recognized in earnings | $ (385) | $ (172)

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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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