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DERIVATIVES - SCHEDULE PRE-TAX GAINS (LOSSES) RECOGNIZED IN NET INCOME FOR DERIVATIVE INSTRUMENTS (Details) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2025	Mar. 31, 2024
Derivative [Line Items]
Gains on derivatives not designated as hedging instruments	$ (69.4)	$ 140.5
Net pre-tax impact	(66.6)	72.6
Embedded derivatives
Derivative [Line Items]
Embedded derivatives related to fixed indexed annuities	(7.9)	(11.3)
Embedded derivatives | Fixed indexed annuities
Derivative [Line Items]
Embedded derivatives related to fixed indexed annuities	(2.8)	67.9
Net investment income (loss) from policyholder and other special-purpose portfolios | Fixed indexed call options
Derivative [Line Items]
Gains on derivatives not designated as hedging instruments	(70.6)	140.2
Net realized gains (losses) | Embedded derivatives | Coinsurance agreements
Derivative [Line Items]
Gains on derivatives not designated as hedging instruments	$ 1.2	$ 0.3

X

- Definition

Amount of realized and unrealized gain (loss) of derivative instruments not designated or qualifying as hedging instruments.

+ References

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Net Increase or Decrease in the fair value of the embedded derivative or group of embedded derivatives included in earnings in the period.

+ References

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Aggregate net gain (loss) on all derivative instruments recognized in earnings during the period, before tax effects.

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