Segment Information - Pre-tax income (loss) from exited business (Details) - USD ($) $ in Millions	3 Months Ended	6 Months Ended
Jun. 30, 2022	Jun. 30, 2022
Pre-tax income (loss) from exited business:
Change in fair value of funds withheld embedded derivative	$ 3,067.3	$ 3,067.3
Net realized capital gains (losses) on funds withheld assets	689.0	689.0
Reconciling Items
Pre-tax income (loss) from exited business:
Change in fair value of funds withheld embedded derivative	3,067.3	3,067.3
Net realized capital gains (losses) on funds withheld assets	689.0	689.0
Strategic review costs and impacts on pre-tax income (loss)	(67.4)	(67.4)
Amortization of reinsurance gain (loss)	(41.4)	(41.4)
Impacts to actuarial balances of reinsured business	(29.0)	(29.0)
Total pre-tax income (loss) from exited business	$ 3,618.5	$ 3,618.5

Represents information pertaining to amortization of reinsurance gain (loss).

No definition available.

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The amount of change in fair value of funds withheld embedded derivative.

No definition available.

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Amount of realized capital gains (losses) on funds withheld assets.

No definition available.

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Represents information pertaining to impacts to actuarial balances of reinsured business.

No definition available.

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No definition available.

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The sum of income (expense), before income taxes for exited business.

No definition available.

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The impact on pre-tax income of strategic review costs and impacts.

No definition available.

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