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INVESTMENTS IN VARIABLE INTEREST ENTITIES - SCHEDULE OF VIEs (Details) - USD ($) $ in Millions | Sep. 30, 2024 | Dec. 31, 2023
--- | --- | ---
Amortized cost |  |
Due in one year or less | $ 760.5 |
Due after one year through five years | 2,285.7 |
Due after five years through ten years | 1,991.4 |
Amortized cost | 25,246.4 |
Estimated fair value |  |
Due in one year or less | 772.8 |
Due after one year through five years | 2,249.1 |
Due after five years through ten years | 1,991.7 |
Estimated fair value | 23,724.7 | $ 21,506.2
Variable Interest Entity, Primary Beneficiary |  |
Amortized cost |  |
Due in one year or less | 9.1 |
Due after one year through five years | 235.4 |
Due after five years through ten years | 14.3 |
Amortized cost | 258.8 |
Estimated fair value |  |
Due in one year or less | 8.4 |
Due after one year through five years | 227.4 |
Due after five years through ten years | 14.3 |
Estimated fair value | $ 250.1 |

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