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v3.22.2.2

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, 2022 | Sep. 30, 2021 | Sep. 30, 2022 | Sep. 30, 2021
Increase to income before taxes |  |  |  |
Deferred acquisition costs amortization | $ 4.0 | $ (34.3) | $ (326.5) | $ (192.8)
Cost of reinsurance amortization | (15.8) | 3.5 | (59.5) | 11.1
Income (loss) before income taxes | $ 1,730.1 | $ 428.1 | 6,055.2 | $ 1,474.6
Actuarial Balance Re-Cohorting |  |  |  |
Increase to income before taxes |  |  |  |
Deferred acquisition costs amortization |  |  | (106.6) |
Cost of reinsurance amortization |  |  | 4.2 |
Unearned revenue liability amortization |  |  | 32.4 |
Change in additional liability for certain benefit features |  |  | 139.7 |
Income (loss) before income taxes |  |  | 69.7 |
Increase to pre-tax other comprehensive income |  |  |  |
Deferred acquisition cost unrealized losses |  |  | (5.6) |
Cost of reinsurance unrealized gains |  |  | 8.7 |
Unearned revenue liability unrealized gains |  |  | 8.5 |
Change in additional liability for certain benefit features unrealized gains |  |  | 24.3 |
Total increase to pre-tax other comprehensive income |  |  | 35.9 |
Total increase to pre-tax comprehensive income |  |  | $ 105.6 |

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