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v3.22.2.2

Principles of Consolidation And Other Matters (Details) - USD ($) | 3 Months Ended | 9 Months Ended |
--- | --- | --- | ---
Sep. 30, 2022 | Sep. 30, 2021 | Jun. 30, 2021 | Sep. 30, 2022 | Sep. 30, 2021 | Dec. 31, 2021
Significant Change in Unrecognized Tax Benefits is Reasonably Possible [Line Items] |  |  |  |  |  |
Operating funds related to regulatory requirements or as collateral under captive insurance arrangements | $ 295,000,000 |  |  | $ 295,000,000 |  | $ 303,000,000
Equity method investments lag period |  |  |  | 3 months |  |
Gain on investment income, net | (1,000,000) | $ 13,000,000 |  | $ 27,000,000 | $ 43,000,000 |
Loss on sale of other investments | $ (4,000,000) |  |  |  |  |
Effective tax rate (as a percent) | 24.60% | 24.20% |  | 24.60% | 27.10% |
Excess tax benefit related to share-based payments, percent | 0.90% | 0.90% |  | 1.20% | 0.90% |
Charge related to revaluation of deferred tax assets and liabilities |  |  | $ 100,000,000 |  |  |
Decrease in effective tax rate due to change in U.K. corporate income tax rate, percent |  |  |  |  | 3.10% |
Unrecognized tax benefits | $ 107,000,000 |  |  | $ 107,000,000 |  | $ 94,000,000
Minimum |  |  |  |  |  |
Significant Change in Unrecognized Tax Benefits is Reasonably Possible [Line Items] |  |  |  |  |  |
Reasonably possible decrease in unrecognized tax benefits | 0 |  |  | 0 |  |
Maximum |  |  |  |  |  |
Significant Change in Unrecognized Tax Benefits is Reasonably Possible [Line Items] |  |  |  |  |  |
Reasonably possible decrease in unrecognized tax benefits | $ 48,000,000 |  |  | $ 48,000,000 |  |

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