Accumulated Other Comprehensive Income (Loss) (Tables)

9 Months Ended

Sep. 30, 2024

Accumulated Other Comprehensive Income (Loss), Net of Tax [Abstract]

Schedule of Accumulated Other Comprehensive Income (Loss)

Components of our accumulated other comprehensive loss, after tax, and related changes are as follows:

	Net Unrealized Loss on Securities		Effect of Change in Discount Rate Assumptions on the LFPB1		Net Loss on Derivatives		Foreign Currency Translation Adjustment		Unrecognized Pension and Postretirement Benefit Costs		Total
	(in millions of dollars)
Balance at June 30, 2024	$	(2,723.8)	$	712.3	$	(164.6)	$	(328.4)	$	(341.7)	$	(2,846.2)
Other Comprehensive Income (Loss) Before Reclassifications	1,225.8		(1,239.3)		58.8		68.5		(4.2)		109.6
Amounts Reclassified from Accumulated Other Comprehensive Income or Loss	6.8		—		(3.1)		—		3.2		6.9
Net Other Comprehensive Income (Loss)	1,232.6		(1,239.3)		55.7		68.5		(1.0)		116.5
Balance at September 30, 2024	$	(1,491.2)	$	(527.0)	$	(108.9)	$	(259.9)	$	(342.7)	$	(2,729.7)
Balance at June 30, 2023	$	(2,762.6)	$	0.1	$	(33.3)	$	(327.1)	$	(334.7)	$	(3,457.6)
Other Comprehensive Income (Loss) Before Reclassifications	(1,215.1)		1,688.4		(137.9)		(55.1)		2.5		282.8
Amounts Reclassified from Accumulated Other Comprehensive Income or Loss	29.3		—		(6.5)		—		1.4		24.2
Net Other Comprehensive Income (Loss)	(1,185.8)		1,688.4		(144.4)		(55.1)		3.9		307.0
Balance at September 30, 2023	$	(3,948.4)	$	1,688.5	$	(177.7)	$	(382.2)	$	(330.8)	$	(3,150.6)
Balance at December 31, 2023	$	(1,919.1)	$	(648.4)	$	(73.7)	$	(321.1)	$	(345.7)	$	(3,308.0)
Other Comprehensive Income (Loss) Before Reclassifications	401.1		121.4		(24.3)		61.2		(6.6)		552.8
Amounts Reclassified from Accumulated Other Comprehensive Income or Loss	26.8		—		(10.9)		—		9.6		25.5
Net Other Comprehensive Income (Loss)	427.9		121.4		(35.2)		61.2		3.0		578.3
Balance at September 30, 2024	$	(1,491.2)	$	(527.0)	$	(108.9)	$	(259.9)	$	(342.7)	$	(2,729.7)
Balance at December 31, 2022	$	(3,028.4)	$	313.9	$	(9.6)	$	(390.1)	$	(334.1)	$	(3,448.3)
Other Comprehensive Income (Loss) Before Reclassifications	(957.2)		1,374.6		(146.4)		7.9		(0.9)		278.0
Amounts Reclassified from Accumulated Other Comprehensive Income or Loss	37.2		—		(21.7)		—		4.2		19.7
Net Other Comprehensive Income (Loss)	(920.0)		1,374.6		(168.1)		7.9		3.3		297.7
Balance at September 30, 2023	$	(3,948.4)	$	1,688.5	$	(177.7)	$	(382.2)	$	(330.8)	$	(3,150.6)
1Liability for Future Policy Benefits

Schedule of Reclassification out of Accumulated Other Comprehensive Income (Loss)

Amounts reclassified from accumulated other comprehensive loss were recognized in our consolidated statements of income as follows:

	Three Months Ended September 30				Nine Months Ended September 30
	2024		2023		2024		2023
	(in millions of dollars)
Net Unrealized Loss on Securities
Net Investment Loss on Fixed Maturity Securities
Net Loss on Sales	$	(7.4)	$	(37.0)	$	(28.6)	$	(47.0)
Impairment Loss	(1.3)		—		(2.5)		—
Change in Allowance for Credit Losses	(0.2)		—		(3.1)		—
	(8.9)		(37.0)		(34.2)		(47.0)
Income Tax Benefit	(2.1)		(7.7)		(7.4)		(9.8)
Total	$	(6.8)	$	(29.3)	$	(26.8)	$	(37.2)
Net Loss on Derivatives
Net Investment Income
Gain on Interest Rate Swaps and Forwards	$	3.4	$	8.3	$	13.8	$	27.6
Loss on Foreign Currency Interest Rate Swaps	—		(0.1)		(0.1)		(0.2)
Net Investment Gain
Gain on Foreign Currency Interest Rate Swaps	0.6		—		0.1		0.1
	4.0		8.2		13.8		27.5
Income Tax Expense	0.9		1.7		2.9		5.8
Total	$	3.1	$	6.5	$	10.9	$	21.7
Unrecognized Pension and Postretirement Benefit Costs
Other Expenses
Amortization of Net Actuarial Loss	$	(4.2)	$	(1.8)	$	(12.4)	$	(5.4)
Amortization of Prior Service Credit	0.1		—		0.2		0.1
	(4.1)		(1.8)		(12.2)		(5.3)
Income Tax Benefit	(0.9)		(0.4)		(2.6)		(1.1)
Total	$	(3.2)	$	(1.4)	$	(9.6)	$	(4.2)