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v3.24.2

Reconciliation of Total Revenue and Income Before Income Tax to Operating Revenue and Operating Income (Detail) - USD ($) $ in Millions | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2024 | Jun. 30, 2023 | Jun. 30, 2024 | Jun. 30, 2023
Segment Reporting, Revenue Reconciling Item |  |  |  |
Total Revenue | $ 3,233.4 | $ 3,112.2 | $ 6,433.7 | $ 6,148.3
Net Investment Gain (Loss) | (10.4) | 0.9 | (11.6) | 1.0
Income Before Income Tax | 495.5 | 498.4 | 991.2 | 949.7
Operating Segments |  |  |  |
Segment Reporting, Revenue Reconciling Item |  |  |  |
Total Revenue | 3,233.4 | 3,112.2 | 6,433.7 | 6,148.3
Net Investment Gain (Loss) | (10.4) | 0.9 | (11.6) | 1.0
Adjusted Operating Revenue | 3,243.8 | 3,111.3 | 6,445.3 | 6,147.3
Income Before Income Tax | 495.5 | 498.4 | 991.2 | 949.7
Adjusted Operating Income | 523.2 | 518.4 | 1,037.7 | 987.9
Operating Segments | Closed Block Individual Disability Reinsurance Transaction |  |  |  |
Segment Reporting, Revenue Reconciling Item |  |  |  |
Amortization of the Cost of Reinsurance | (10.3) | (11.0) | (20.7) | (22.0)
Non-Contemporaneous Reinsurance | $ (7.0) | $ (9.9) | $ (14.2) | $ (17.2)

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