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Reserve for Property and Casualty Insurance Claims and Claims Expense (Tables) | 3 Months Ended
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Mar. 31, 2024
Reserve for Property-Liability Insurance Claims and Claims Expense [Abstract] |
Schedule of Rollforward of the Reserve for Property and Casualty Insurance Claims and Claims Expense and Prior Year Reserve Re-Estimates Included in Claims and Claims Expense |
Rollforward of the reserve for property and casualty insurance claims and claims expense
|  | Three months ended March 31,
($ in millions) |  | 2024 |  | 2023
Balance as of January 1 |  | $ | 39,858 |  |  | $ | 37,541 |
Less: Recoverables (1) |  | 8,396 |  |  | 9,176 |
Net balance as of January 1 |  | 31,462 |  |  | 28,365 |
Incurred claims and claims expense related to: |  |  |  |
Current year |  | 9,652 |  |  | 10,341 |
Prior years |  | (151) |  |  | (15) |
Total incurred |  | 9,501 |  |  | 10,326 |
Claims and claims expense paid related to: |  |  |  |
Current year |  | (3,163) |  |  | (3,122) |
Prior years |  | (5,990) |  |  | (6,036) |
Total paid |  | (9,153) |  |  | (9,158) |
Net balance as of March 31 |  | 31,810 |  |  | 29,533 |
Plus: Recoverables |  | 8,333 |  |  | 9,111 |
Balance as of March 31 |  | $ | 40,143 |  |  | $ | 38,644 |
(1)Recoverables comprises reinsurance and indemnification recoverables.
Prior year reserve reestimates included in claims and claims expense (1)
|  | Non-catastrophe losses |  | Catastrophe losses |  | Total
($ in millions) |  | 2024 |  | 2023 |  | 2024 |  | 2023 |  | 2024 |  | 2023
Three months ended March 31, |  |  |  |  |  |  |  |  |  |  |  |
Auto |  | $ | (67) |  |  | $ | 3 |  |  | $ | (7) |  |  | $ | (28) |  |  | $ | (74) |  |  | $ | (25) |
Homeowners |  | (40) |  |  | (12) |  |  | (149) |  |  | (8) |  |  | (189) |  |  | (20) |
Other personal lines |  | 55 |  |  | 10 |  |  | (3) |  |  | (7) |  |  | 52 |  |  | 3 |
Commercial lines |  | 54 |  |  | 23 |  |  | (3) |  |  | 1 |  |  | 51 |  |  | 24 |
Other business lines |  | 5 |  |  | 1 |  |  | — |  |  | — |  |  | 5 |  |  | 1 |
Run-off Property-Liability |  | 4 |  |  | 2 |  |  | — |  |  | — |  |  | 4 |  |  | 2 |
Total prior year reserve reestimates |  | $ | 11 |  |  | $ | 27 |  |  | $ | (162) |  |  | $ | (42) |  |  | $ | (151) |  |  | $ | (15) |
(1)Favorable reserve reestimates are shown in parentheses.

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- Definition Reserve for Property-Liability Insurance Claims and Claims Expense [Abstract] + References No definition available. + Details
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- Definition Tabular disclosure of the activity in the reserve for settling insured claims and expenses incurred in the claims settlement process for the period. The estimated liability includes the amount of money that will be required for future payments of (a) claims that have been reported to the insurer, (b) claims related to insured events that have occurred but that have not been reported to the insurer as of the date the liability is estimated, and (c) claim adjustment expenses. Claim adjustment expenses include costs incurred in the claim settlement process such as legal fees; outside adjuster fees; and costs to record, process, and adjust claims. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 944 -SubTopic 40 -Name Accounting Standards Codification -Section 50 -Paragraph 3 -Publisher FASB -URI https://asc.fasb.org//1943274/2147480081/944-40-50-3 + Details
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