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v3.24.2

Principles of Consolidation and Other Matters (Details) - USD ($) $ in Millions | 3 Months Ended | 6 Months Ended |
--- | --- | --- | ---
Jun. 30, 2024 | Jun. 30, 2023 | Jun. 30, 2024 | Jun. 30, 2023 | Dec. 31, 2023
Organization, Consolidation and Presentation of Financial Statements [Abstract] |  |  |  |  |
Operating funds related to regulatory requirements or as collateral under captive insurance arrangements | $ 505 |  | $ 505 |  | $ 486
Equity method investments lag period |  |  | 3 months |  |
Net investment income | $ 1 | $ 3 | $ 2 | $ 5 |
Effective tax rate (as a percent) | 27.10% | 24.40% | 25.40% | 24.60% |
Share-based payments of excess tax benefit (as percent) | 0.70% | 1.20% | 1.60% | 1.30% |
Unrecognized tax benefits | $ 119 |  | $ 119 |  | $ 124
Reasonably possible decrease in unrecognized tax benefits | $ 66 |  | $ 66 |  |

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