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Revenue from Contracts with Customers (Tables) | 3 Months Ended
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Mar. 31, 2024
Revenue from Contract with Customer [Abstract] |
Schedule of Disaggregation of Revenue | The following table summarizes revenue from contracts with customers by principal service line (in millions):
|  |  |  | Three Months Ended March 31,
|  |  |  |  |  | 2024 |  | 2023
Commercial Risk Solutions |  |  |  |  |  | $ | 1,808 |  |  | $ | 1,778 |
Reinsurance Solutions |  |  |  |  |  | 1,167 |  |  | 1,077 |
Health Solutions |  |  |  |  |  | 733 |  |  | 671 |
Wealth Solutions |  |  |  |  |  | 370 |  |  | 350 |
Eliminations |  |  |  |  |  | (8) |  |  | (5) |
Total revenue |  |  |  |  |  | $ | 4,070 |  |  | $ | 3,871 |
Consolidated revenue from contracts with customers by geographic area, which is attributed on the basis of where the services are performed, is as follows (in millions):
|  |  |  | Three Months Ended March 31,
|  |  |  |  |  | 2024 |  | 2023
United States |  |  |  |  |  | $ | 1,512 |  |  | $ | 1,495 |
Americas other than United States |  |  |  |  |  | 323 |  |  | 301 |
United Kingdom |  |  |  |  |  | 583 |  |  | 554 |
Ireland |  |  |  |  |  | 33 |  |  | 30 |
Europe, Middle East, & Africa other than United Kingdom and Ireland |  |  |  |  |  | 1,209 |  |  | 1,102 |
Asia Pacific |  |  |  |  |  | 410 |  |  | 389 |
Total revenue |  |  |  |  |  | $ | 4,070 |  |  | $ | 3,871 |
Schedule of Capitalized Contract Cost | An analysis of the changes in the net carrying amount of costs to fulfill contracts with customers are as follows (in millions):
|  |  |  | Three Months Ended March 31,
|  |  |  |  |  | 2024 |  | 2023
Balance at beginning of period |  |  |  |  |  | $ | 370 |  |  | $ | 355 |
Additions |  |  |  |  |  | 380 |  |  | 362 |
Amortization |  |  |  |  |  | (478) |  |  | (462) |
Impairment |  |  |  |  |  | — |  |  | — |
Foreign currency translation and other |  |  |  |  |  | (3) |  |  | 2 |
Balance at end of period |  |  |  |  |  | $ | 269 |  |  | $ | 257 |
An analysis of the changes in the net carrying amount of costs to obtain contracts with customers are as follows (in millions):
|  |  |  | Three Months Ended March 31,
|  |  |  |  |  | 2024 |  | 2023
Balance at beginning of period |  |  |  |  |  | $ | 195 |  |  | $ | 185 |
Additions |  |  |  |  |  | 14 |  |  | 10 |
Amortization |  |  |  |  |  | (13) |  |  | (12) |
Impairment |  |  |  |  |  | — |  |  | — |
Foreign currency translation and other |  |  |  |  |  | (2) |  |  | — |
Balance at end of period |  |  |  |  |  | $ | 194 |  |  | $ | 183 |

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- Definition Tabular disclosure of cost capitalized in obtaining or fulfilling contract with customer. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 340 -SubTopic 40 -Name Accounting Standards Codification -Section 50 -Paragraph 3 -Publisher FASB -URI https://asc.fasb.org//1943274/2147479483/340-40-50-3 + Details
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- Definition Tabular disclosure of disaggregation of revenue into categories depicting how nature, amount, timing, and uncertainty of revenue and cash flows are affected by economic factor. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 606 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 5 -Publisher FASB -URI https://asc.fasb.org//1943274/2147479806/606-10-50-5 + Details
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