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v3.24.2

Reserve for Unpaid Losses and Loss Adjustment Expenses - P&C Liabilities for Unpaid Losses and Loss Adjustment Expense (Details) - USD ($) $ in Millions | 3 Months Ended | 6 Months Ended |  |
--- | --- | --- | --- | ---
Jun. 30, 2024 | Jun. 30, 2024 | Jun. 30, 2023 | Dec. 31, 2023 | Dec. 31, 2022
Liability for Unpaid Claims and Claims Adjustment Expense [Roll Forward] |  |  |  |  |
Beginning liabilities for unpaid losses and loss adjustment expenses, gross |  | $ 42,318 |  |  |
Less: payments |  |  |  |  |
Ending liabilities for unpaid losses and loss adjustment expenses, gross | $ 43,323 | 43,323 |  |  |
Reinsurance Contract [Axis]: Adverse Development Cover Navigators Group |  |  |  |  |
Less: payments |  |  |  |  |
Amortization of Deferred Gain on Retroactive Reinsurance | (37) | (61) |  |  |
Reinsurance Contract [Axis]: Adverse Development Cover Navigators Group | Maximum |  |  |  |  |
Less: payments |  |  |  |  |
Reinsurance, Excess Retention, Amount Reinsured, Per Policy |  | 300 |  |  |
Reinsurance Contract [Axis]: Adverse Development Cover Navigators Group | Retention Layer for Reserve for the Covered Liabilities as of the Inception Date |  |  |  |  |
Less: payments |  |  |  |  |
Reinsurance, Amount Retained, Per Policy |  | 1,816 |  |  |
Reinsurance Contract [Axis]: Adverse Development Cover Navigators Group | Retention Layer Above Reserve for the Covered Liabilities as of the Inception Date |  |  |  |  |
Less: payments |  |  |  |  |
Reinsurance, Amount Retained, Per Policy |  | 100 |  |  |
Property, Liability and Casualty Insurance Product Line |  |  |  |  |
Liability for Unpaid Claims and Claims Adjustment Expense [Roll Forward] |  |  |  |  |
Beginning liabilities for unpaid losses and loss adjustment expenses, gross |  | 34,044 | $ 33,083 |  |
Reinsurance and other recoverables | 6,656 | 6,656 | 6,448 | $ 6,696 | $ 6,465
Liability for Unpaid Claims and Claims Adjustment Expense, Net | 28,481 | 28,481 | 26,581 | 27,348 | 26,618
Provision for unpaid losses and loss adjustment expense |  |  |  |  |
Current accident year |  | 5,088 | 4,712 |  |
Prior accident year development [1] |  | (171) | (39) |  |
Total provision for unpaid losses and loss adjustment expenses |  | 4,917 | 4,673 |  |
Less: payments |  |  |  |  |
Liability for Unpaid Claims and Claims Adjustment Expense, Claims Paid, Current Year |  | (987) | (997) |  |
Liability for Unpaid Claims and Claims Adjustment Expense, Claims Paid, Prior Years |  | (2,849) | (3,731) |  |
Total payments |  | (3,836) | (4,728) |  |
Foreign currency adjustment |  | (9) | 18 |  |
Ending liabilities for unpaid losses and loss adjustment expenses, net | 28,481 | 28,481 | 26,581 |  |
Reinsurance Recoverable for Unpaid Claims and Claims Adjustments | (6,656) | (6,656) | (6,448) | $ (6,696) | $ (6,465)
Ending liabilities for unpaid losses and loss adjustment expenses, gross | $ 35,137 | $ 35,137 | $ 33,029 |  |

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