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Revenue (Tables) | 6 Months Ended
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Jun. 30, 2020
Revenue from Contract with Customer [Abstract] |
Disaggregation of Revenue | The following schedule disaggregates components of the Company's revenue:
|  | Three Months Ended June 30, |  | Six Months Ended June 30,
(In millions) |  | 2020 | 2019 |  | 2020 | 2019
Marsh: |  |  |  |  |  |
EMEA |  | $ | 597 |  | $ | 652 |  |  | $ | 1,351 |  | $ | 1,285 |
Asia Pacific |  | 298 |  | 291 |  |  | 536 |  | 456 |
Latin America |  | 99 |  | 116 |  |  | 190 |  | 194 |
Total International |  | 994 |  | 1,059 |  |  | 2,077 |  | 1,935 |
U.S./Canada |  | 1,167 |  | 1,097 |  |  | 2,145 |  | 1,958 |
Total Marsh |  | 2,161 |  | 2,156 |  |  | 4,222 |  | 3,893 |
Guy Carpenter |  | 433 |  | 392 |  |  | 1,260 |  | 1,055 |
Subtotal |  | 2,594 |  | 2,548 |  |  | 5,482 |  | 4,948 |
Fiduciary interest income |  | 9 |  | 26 |  |  | 32 |  | 49 |
Total Risk and Insurance Services |  | $ | 2,603 |  | $ | 2,574 |  |  | $ | 5,514 |  | $ | 4,997 |
Mercer: |  |  |  |  |  |
Wealth |  | $ | 561 |  | $ | 613 |  |  | $ | 1,153 |  | $ | 1,156 |
Health |  | 432 |  | 458 |  |  | 918 |  | 900 |
Career |  | 156 |  | 189 |  |  | 329 |  | 359 |
Total Mercer |  | 1,149 |  | 1,260 |  |  | 2,400 |  | 2,415 |
Oliver Wyman |  | 467 |  | 540 |  |  | 978 |  | 1,058 |
Total Consulting |  | $ | 1,616 |  | $ | 1,800 |  |  | $ | 3,378 |  | $ | 3,473 |
Contract with Customer, Asset and Liability | The following schedule provides contract assets and contract liabilities information from contracts with customers.
(In millions) |  | June 30, 2020 |  | December 31, 2019
Contract Assets |  | $ | 298 |  |  | $ | 207 |
Contract Liabilities |  | $ | 696 |  |  | $ | 593 |

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- Definition Tabular disclosure of receivable, contract asset, and contract liability from contract with customer. Includes, but is not limited to, change in contract asset and contract liability. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 50 -Paragraph 10 -URI http://asc.fasb.org/extlink&oid=121604090&loc=SL49130551-203045 + 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 -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 50 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=121604090&loc=SL49130545-203045 + Details
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