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Contingencies | 9 Months Ended
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Sep. 30, 2025
Commitments and Contingencies Disclosure [Abstract] |
Contingencies | Contingencies There have been no significant changes to the matters discussed and referred to in Note M — “Contingencies” of AFG’s 2024 Form 10-K, which covers property and casualty insurance reserves for claims related to environmental exposures, asbestos and other mass tort claims and environmental and occupational injury and disease claims of subsidiaries’ former railroad and manufacturing operations.

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