Other Comprehensive Income (Tables)

12 Months Ended

Dec. 31, 2025

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

Schedule of Accumulated Other Comprehensive Income (Loss)

Shareholders’ equity included the following activity in accumulated other comprehensive income (loss) in 2025, 2024 and 2023:

	At December 31,
In millions	2025		2024		2023
Net unrealized investment gains (losses):
Beginning of year balance	$	(399)	$	(429)	$	(1,519)
Other comprehensive income (loss) before reclassifications ($527, $(177) and $612 pretax)	514		(170)		603
Amounts reclassified from accumulated other comprehensive loss ($98, $226 and $566 pretax) (1)	91		200		487
Other comprehensive income	605		30		1,090
End of year balance	206		(399)		(429)
Change in discount rate on long-duration insurance reserves:
Beginning of period balance	265		152		219
Other comprehensive income (loss) ($(64), $146, and $(92) pretax)	(50)		113		(67)
Other comprehensive income (loss)	(50)		113		(67)
End of period balance	215		265		152
Foreign currency translation adjustments:
Beginning of year balance	(4)		—		—
Other comprehensive income (loss)	11		(4)		—
Other comprehensive income (loss)	11		(4)		—
End of year balance	7		(4)		—
Net cash flow hedges:
Beginning of year balance	229		244		239
Other comprehensive income before reclassifications ($5, $0 and $25 pretax)	3		—		19
Amounts reclassified from accumulated other comprehensive income ($(23), $(20) and $(19) pretax) (2)	(16)		(15)		(14)
Other comprehensive income (loss)	(13)		(15)		5
End of year balance	216		229		244
Pension and other postretirement benefits:
Beginning of year balance	(211)		(264)		(203)
Other comprehensive income (loss) ($(37), $71 and $(81) pretax)	(27)		53		(61)
Other comprehensive income (loss)	(27)		53		(61)
End of year balance	(238)		(211)		(264)
Total beginning of year accumulated other comprehensive loss	(120)		(297)		(1,264)
Total other comprehensive income	526		177		967
Total end of year accumulated other comprehensive income (loss)	$	406	$	(120)	$	(297)

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(1)Amounts reclassified from accumulated other comprehensive loss for specifically identified debt securities are included in net investment income in the consolidated statements of operations.

(2)Amounts reclassified from accumulated other comprehensive income for specifically identified cash flow hedges are included within interest expense in the consolidated statements of operations. The Company expects to reclassify $16 million, net of tax, in net gains associated with its cash flow hedges into net income within the next 12 months.