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Other Comprehensive Income and Accumulated Other Comprehensive Loss (Tables)

9 Months Ended

Sep. 30, 2025

Statement of Comprehensive Income [Abstract]

Schedule of Comprehensive Income

The tables below display the changes in Accumulated Other Comprehensive Loss by component for the three months ended September 30, 2025 and 2024.

(Dollars in Millions)						Net Unrealized Losses on Fixed Maturities						Net Unrealized Losses on Investments with an Allowance for Credit Losses						Net Unrecognized Postretirement Benefit Income						Net Loss on Cash Flow Hedges						Change in Discount Rate on Future Life Policyholder Benefits						Total
Balance as of June 30, 2025						$	(631.7)					$	(2.2)					$	7.6					$	(1.4)					$	370.0					$	(257.7)
Other Comprehensive Income (Loss) Before Reclassifications						84.7						(5.1)						—						0.6						(54.0)						26.2
Amounts Reclassified from Accumulated Other Comprehensive Loss Net of Tax Expense of $0.2, $1.2, $0.0, $0.0, $0.0 and $1.4						0.7						4.3						(0.5)						(0.1)						—						4.4
Other Comprehensive Income (Loss) Net of Tax Expense (Benefit) of $22.4, $(0.2), $0.0, $0.2, $(14.4), and $8.0						85.4						(0.8)						(0.5)						0.5						(54.0)						30.6
Balance as of September 30, 2025						$	(546.3)					$	(3.0)					$	7.1					$	(0.9)					$	316.0					$	(227.1)

(Dollars in Millions)						Net Unrealized Losses on Fixed Maturities						Net Unrealized Losses on Investments with an Allowance for Credit Losses						Net Unrecognized Postretirement Benefit Costs						Net (Loss) Gain on Cash Flow Hedges						Change in Discount Rate on Future Life Policyholder Benefits						Total
Balance as of June 30, 2024						$	(679.6)					$	(3.7)					$	8.3					$	(0.3)					$	358.0					$	(317.3)
Other Comprehensive Income (Loss) Before Reclassifications						226.4						0.2						—						3.5						(165.2)						64.9
Amounts Reclassified from Accumulated Other Comprehensive Loss Net of Tax (Benefit) Expense of $0.0, $0.0,$(0.1), $0.1, $0.0, and $0.0						0.1						—						(0.6)						0.4						—						(0.1)
Other Comprehensive Income (Loss) Net of Tax Expense (Benefit) of $60.1, $(0.2), $(0.1), $1.0 $(43.9) and $16.9						226.5						0.2						(0.6)						3.9						(165.2)						64.8
Balance as of September 30, 2024						$	(453.1)					$	(3.5)					$	7.7					$	3.6					$	192.8					$	(252.5)

The tables below display the changes in Accumulated Other Comprehensive Loss by component for the nine months ended September 30, 2025 and 2024.

(Dollars in Millions)						Net Unrealized Losses on Fixed Maturities						Net Unrealized Losses on Investments with an Allowance for Credit Losses						Net Unrecognized Postretirement Benefit Income						Net Loss on Cash Flow Hedges						Change in Discount Rate on Future Life Policyholder Benefits						Total
Balance as of January 1, 2025						$	(687.8)					$	(3.2)					$	8.4					$	(2.2)					$	380.3					(304.5)
Other Comprehensive Income (Loss) Before Reclassifications						140.7						(0.3)						—						1.4						(64.3)						77.5
Amounts Reclassified from Accumulated Other Comprehensive Loss Net of Tax Expense (Benefit) of $0.2, $0.2, $(0.3), $0.0, $0.0 and $0.1						0.8						0.5						(1.3)						(0.1)						—						(0.1)
Other Comprehensive Income (Loss) Net of Tax Expense (Benefit) of $37.3, $0.1, $(0.3), $(0.2), $(17.1), and $19.8						141.5						0.2						(1.3)						1.3						(64.3)						77.4
Balance as of September 30, 2025						$	(546.3)					$	(3.0)					$	7.1					$	(0.9)					$	316.0					$	(227.1)

(Dollars in Millions)						Net Unrealized Losses on Fixed Maturities						Net Unrealized Losses on Investments with an Allowance for Credit Losses						Net Unrecognized Postretirement Benefit Costs						Net Gain on Cash Flow Hedges						Change in Discount Rate on Future Life Policyholder Benefits						Total
Balance as of January 1, 2024						$	(530.9)					$	(2.5)					$	9.5					$	2.5					$	160.6					$	(360.8)
Other Comprehensive Income (Loss) Before Reclassifications						68.9						(0.5)						—						0.7						32.2						101.3
Amounts Reclassified from Accumulated Other Comprehensive Loss Net of Tax Expense (Benefit) of $2.3, $(0.2), $(0.6), $0.1, $0.0 and $1.6						8.9						(0.5)						(1.8)						0.4						—						7.0
Other Comprehensive Income (Loss) Net of Tax Expense (Benefit) of $20.6, $(0.7), $(0.6), $0.2, $8.6, and $28.1						77.8						(1.0)						(1.8)						1.1						32.2						108.3
Balance as of September 30, 2024						$	(453.1)					$	(3.5)					$	7.7					$	3.6					$	192.8					$	(252.5)

Amounts reclassified from Accumulated Other Comprehensive Loss shown above are reported in Net (Loss) Income as follows:

Components of AOCI			Condensed Consolidated Statements of (Loss) Income Line Item Affected by Reclassifications
Net Unrealized Losses on Fixed Maturities			Net Realized Investment Gains
Net Unrealized Losses on Investments with an Allowance for Credit Losses			Impairment Losses and Net Realized Investment Gains
Net Unrecognized Postretirement Benefit Costs			Policyholders’ Benefits and Incurred Losses and Loss Adjustment Expenses, Insurance and Other Expenses, and Interest Expense
Net (Loss) Gain on Cash Flow Hedges			Net Investment Income and Interest Expense

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- Definition

Tabular disclosure of components of comprehensive income (loss). Includes, but is not limited to, foreign currency translation adjustments, foreign currency transactions designated as economic hedges of a net investment in foreign entity, gain (loss) and prior service cost (credit) for pension plans and other postretirement benefit plans.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Topic 220
-SubTopic 10
-Name Accounting Standards Codification
-Paragraph 1
-Section 45
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482790/220-10-45-1

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- References

No definition available.

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