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v3.23.2

Acquisitions and Dispositions (Narrative) (Details) $ in Millions | 1 Months Ended | 3 Months Ended | 6 Months Ended | 12 Months Ended |  |
--- | --- | --- | --- | --- | --- | ---
Apr. 30, 2022 USD ($) | Jun. 30, 2023 USD ($) | Mar. 31, 2023 USD ($) | Jun. 30, 2022 USD ($) | Mar. 31, 2022 USD ($) | Jun. 30, 2023 USD ($) acquisition | Jun. 30, 2022 USD ($) | Dec. 31, 2022 acquisition | Nov. 01, 2022 | Oct. 31, 2022
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |
Total consideration |  |  |  |  |  | $ 340 | $ 158 |  |  |
Cash paid |  |  |  |  |  | 332 | 147 |  |  |
Estimated fair value of deferred/contingent consideration |  |  |  |  |  | 8 | 11 |  |  |
Deferred purchase consideration from prior years' acquisitions |  |  |  |  |  | 51 | 76 |  |  |
Contingent consideration from prior year's acquisitions |  |  |  |  |  | 134 | 16 |  |  |
Cash and cash equivalents held in fiduciary capacity |  |  | $ 20 |  |  | (17) | 135 |  |  |
Deconsolidation of Russian businesses |  |  |  |  | $ (39) | 0 | (39) |  |  |
Purchase of non-controlling interests |  |  |  |  |  | 139 | 0 |  |  |
Beassur SARL |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |
Percentage of ownership in equity investment |  |  |  |  |  |  |  |  | 70.00% | 35.00%
U.S. Affinity Business |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |
Cash proceeds from sale | $ 140 |  |  |  |  |  |  |  |  |
Gain on disposal | $ 112 |  |  |  |  |  |  |  |  |
Certain Businesses Primarily in Brazil |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |
Cash proceeds from sale |  |  |  |  |  |  | 3 |  |  |
Prior Fiscal Periods Acquisitions |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |
Deferred purchase consideration from prior years' acquisitions |  |  |  |  |  |  | 76 |  |  |
Contingent consideration from prior year's acquisitions |  |  |  |  |  | 175 | 34 |  |  |
Pro forma revenue |  |  |  | $ 6 |  |  | 6 |  |  |
Operating income (loss) related to acquisitions |  |  |  | $ 1 |  |  | $ 1 |  |  |
Advance Asset Management |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |
Acquisition related costs |  | $ 10 |  |  |  | 27 |  |  |  |
Current Fiscal Period Acquisitions |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |
Total consideration |  |  |  |  |  | 340 |  |  |  |
Cash paid |  |  |  |  |  | 332 |  |  |  |
Estimated fair value of deferred/contingent consideration |  |  |  |  |  | 8 |  |  |  |
Pro forma revenue |  | 41 |  |  |  | 41 |  |  |  |
Operating income (loss) related to acquisitions |  | $ 9 |  |  |  | 9 |  |  |  |
Small Individual Financial Advisory Business | Operating Segments |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |
Pre-tax loss on sale |  |  |  |  |  | $ 17 |  |  |  |
Risk and Insurance Services |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |
Number of acquisitions made (in acquisitions) | acquisition |  |  |  |  |  | 3 |  | 16 |  |
Consulting |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |
Number of acquisitions made (in acquisitions) | acquisition |  |  |  |  |  | 3 |  | 4 |  |
Minimum |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |
Revenue target period (in years) |  |  |  |  |  | 2 years | 2 years |  |  |
Maximum |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |
Revenue target period (in years) |  |  |  |  |  | 4 years | 4 years |  |  |

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