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Investments - Investments - Concentration of Credit Risk (Details) - USD ($) $ in Millions | Mar. 31, 2025 | Dec. 31, 2024
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Investments, All Other Investments [Abstract] |  |
Fair Value, Concentration of Risk, Investments | $ 0 | $ 0

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- Definition Fair value of investment subject to concentration of credit or market risk or both. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 825 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 20 -Publisher FASB -URI https://asc.fasb.org/1943274/2147482907/825-10-50-20 + Details
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- References No definition available. + Details
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