Reinsurance (Earned Life Insurance Premiums On Ceded Business) (Details) - USD ($) $ in Millions	12 Months Ended
Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Direct premiums earned	$ 8,742	$ 7,801	$ 7,056
Ceded earned premiums	(495)	(412)	(392)
Insurance losses and contract holders' benefits	5,737	5,274	5,019
Life Insurance Segment
Direct premiums earned	404	394	379
Ceded earned premiums	(83)	(81)	(78)
Net earned premiums	321	313	301
Direct contract holders' benefits incurred	358	391	394
Ceded contract holders' benefits incurred	(57)	(75)	(91)
Insurance losses and contract holders' benefits	$ 301	$ 316	$ 303

Amount of earned premiums ceded to other entities.

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Amount, before premiums ceded to other entities and premiums assumed by the entity, of premiums earned.

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Amount, before effect of policies assumed or ceded, of expense related to provision for policy benefits and costs incurred.

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Amount, after premiums ceded to other entities and premiums assumed by the entity, of life premiums earned.

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