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INVESTMENTS - SCHEDULE OF INVESTMENTS WITH UNREALIZED LOSSES CLASSIFIED BY CONTRACTUAL MATURITY DATE (Details) $ in Millions | Dec. 31, 2024 USD ($)
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Amortized cost |
Due in one year or less | $ 133.0
Due after one year through five years | 1,618.5
Due after five years through ten years | 1,244.2
Due after ten years | 11,659.1
Subtotal | 14,654.8
Structured securities | 4,693.4
Total | 19,348.2
Estimated fair value |
Due in one year or less | 131.8
Due after one year through five years | 1,551.5
Due after five years through ten years | 1,166.8
Due after ten years | 9,625.7
Subtotal | 12,475.8
Structured securities | 4,301.2
Total | $ 16,777.0

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