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v3.23.3

Nature of Operations and Significant Accounting Policies - Pre-tax Impacts To Comprehensive Income (Details) - USD ($) $ in Millions | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2023 | Sep. 30, 2022 | Sep. 30, 2023 | Sep. 30, 2022
Increase to income before taxes |  |  |  |
Cost of reinsurance amortization | $ 25.0 | $ (7.6) | $ (8.2) | $ (2.6)
Income (loss) before income taxes | $ 1,604.9 | $ 1,640.4 | $ 1,846.0 | 5,989.4
Adjustment related to actuarial balance re-cohorting |  |  |  |
Increase to income before taxes |  |  |  |
Cost of reinsurance amortization |  |  |  | 33.7
Change in additional liability for certain benefit features |  |  |  | 167.4
Income (loss) before income taxes |  |  |  | 201.1
Increase to pre-tax other comprehensive income |  |  |  |
Cost of reinsurance unrealized gains (losses) |  |  |  | (2.1)
Change in additional liability for certain benefit features unrealized gains |  |  |  | 7.8
Total increase to pre-tax other comprehensive income |  |  |  | 5.7
Total increase to pre-tax comprehensive income |  |  |  | $ 206.8

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- Details
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