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v3.23.3

Claim and Claim Adjustment Expense Reserves (Net prior year development) (Details) - USD ($) $ in Millions | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2023 | Sep. 30, 2022 | Sep. 30, 2023 | Sep. 30, 2022
Segment Reporting Information [Line Items] |  |  |  |
Total pretax (favorable) unfavorable development | $ 13 | $ (17) | $ 44 | $ (2)
Specialty |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Total pretax (favorable) unfavorable development | (5) | (15) | (9) | (35)
Commercial |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Total pretax (favorable) unfavorable development | (2) | (2) | (17) | (26)
International |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Total pretax (favorable) unfavorable development | 0 | 0 | 15 | (5)
Corporate & Other |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Total pretax (favorable) unfavorable development | $ 20 | $ 0 | $ 55 | $ 64

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- Definition Pretax Favorable Unfavorable Premium Development, excluding Life & Group + References No definition available. + Details
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
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- Details
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- Details
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- Details
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Namespace Prefix: |
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- Details
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