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Investments - Narrative (Details) - USD ($) $ in Millions | Mar. 31, 2026 | Dec. 31, 2025
--- | --- | ---
Schedule of Equity Method Investments [Line Items] |  |
Equity securities, without a readily determinable fair value | $ 148.3 | $ 147.3
Alight |  |
Schedule of Equity Method Investments [Line Items] |  |
Aggregate value of ownership based on quoted market price | 23.5 |
AmeriLife and Other |  |
Schedule of Equity Method Investments [Line Items] |  |
Equity securities, without a readily determinable fair value | $ 148.3 | $ 147.3

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