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Segment Information - Pre-tax income (loss) from exited business (Details) - USD ($) $ in Millions | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2023 | Jun. 30, 2022 | Jun. 30, 2023 | Jun. 30, 2022
Pre-tax income (loss) from exited business: |  |  |  |  |
Change in fair value of funds withheld embedded derivative |  | $ 93.9 | $ 3,067.3 | $ (532.7) | $ 3,067.3
Net realized capital gains (losses) on funds withheld assets | [1] | 37.8 | 689.0 | 118.8 | 689.0
Total pre-tax income (loss) from exited business |  | 81.4 | 3,724.5 | (526.9) | 3,724.5
Reconciling Items |  |  |  |  |
Pre-tax income (loss) from exited business: |  |  |  |  |
Change in fair value of funds withheld embedded derivative |  | 93.9 | 3,067.3 | (532.7) | 3,067.3
Net realized capital gains (losses) on funds withheld assets |  | 37.8 | 689.0 | 118.8 | 689.0
Strategic review costs and impacts on pre-tax income (loss) |  |  | 64.0 |  | 64.0
Amortization of reinsurance gain (loss) |  | (20.3) | (30.5) | (42.4) | (30.5)
Other impacts of reinsured business |  | (30.0) | (65.3) | (70.6) | (65.3)
Total pre-tax income (loss) from exited business |  | $ 81.4 | $ 3,724.5 | $ (526.9) | $ 3,724.5
[1] | Includes realized and unrealized gains (losses). See Note 3, Investments, for further details.

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