v3.25.4

Reinsurance Reinsurance (Written Consolidated Property Casualty Insurance Premiums On Assumed and Ceded Business) (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2025	Dec. 31, 2024	Dec. 31, 2023
Reinsurance Premiums
Direct premiums earned	$ 9,886	$ 8,742	$ 7,801
Assumed premiums earned	673	642	569
Ceded premiums earned	(576)	(495)	(412)
Net earned premiums	9,983	8,889	7,958
Incurred loss and loss expenses (Contract holders' benefits incurred)	6,640	5,737	5,274
Consolidated Property And Casualty Insurance Entity
Reinsurance Premiums
Direct premiums written	9,891	8,994	7,784
Assumed premiums written	686	676	597
Ceded premiums written	(495)	(427)	(335)
Net written premiums	10,082	9,243	8,046
Direct premiums earned	9,474	8,338	7,407
Assumed premiums earned	673	642	569
Ceded premiums earned	(494)	(412)	(331)
Net earned premiums	9,653	8,568	7,645
Direct incurred loss and loss expenses (Direct contract holder's benefits incurred)	6,446	5,106	4,843
Assumed incurred loss and loss expenses	472	355	280
Ceded incurred loss and loss expenses (Ceded contract holder's benefits incurred)	(583)	(25)	(165)
Incurred loss and loss expenses (Contract holders' benefits incurred)	6,335	5,436	4,958
Life Insurance Segment
Reinsurance Premiums
Direct premiums earned	412	404	394
Assumed premiums earned	0	0	0
Ceded premiums earned	(82)	(83)	(81)
Net earned premiums	330	321	313
Direct incurred loss and loss expenses (Direct contract holder's benefits incurred)	378	358	391
Ceded incurred loss and loss expenses (Ceded contract holder's benefits incurred)	(73)	(57)	(75)
Incurred loss and loss expenses (Contract holders' benefits incurred)	$ 305	$ 301	$ 316

Amount, after premiums ceded to other entities and premiums assumed by the entity, of property and casualty premiums written.

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CINCINNATI FINANCIAL CORP 10-K