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Note 3 - Revenues (Tables) | 9 Months Ended
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Sep. 30, 2020
Notes Tables |
Disaggregation of Revenue [Table Text Block] |
|  | Three Months Ended September 30, |  |  | Nine Months Ended September 30, |
|  | 2020 |  |  | 2019 |  |  | 2020 |  |  | 2019 |
Insurance: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Underwriting & rating |  | $ | 347.9 |  |  | $ | 312.5 |  |  | $ | 1,035.5 |  |  | $ | 933.1 |
Claims |  |  | 150.7 |  |  |  | 156.5 |  |  |  | 438.9 |  |  |  | 460.4 |
Total Insurance |  |  | 498.6 |  |  |  | 469.0 |  |  |  | 1,474.4 |  |  |  | 1,393.5 |
Energy and Specialized Markets |  |  | 163.8 |  |  |  | 140.3 |  |  |  | 478.2 |  |  |  | 406.1 |
Financial Services |  |  | 40.3 |  |  |  | 43.4 |  |  |  | 118.6 |  |  |  | 130.7 |
Total revenues |  | $ | 702.7 |  |  | $ | 652.7 |  |  | $ | 2,071.2 |  |  | $ | 1,930.3 |
|  | Three Months Ended September 30, |  |  | Nine Months Ended September 30, |
|  | 2020 |  |  | 2019 |  |  | 2020 |  |  | 2019 |
Revenues: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
U.S. |  | $ | 537.6 |  |  | $ | 515.9 |  |  | $ | 1,584.2 |  |  | $ | 1,489.8 |
U.K. |  |  | 46.2 |  |  |  | 42.0 |  |  |  | 136.0 |  |  |  | 130.5 |
Other countries |  |  | 118.9 |  |  |  | 94.8 |  |  |  | 351.0 |  |  |  | 310.0 |
Total revenues |  | $ | 702.7 |  |  | $ | 652.7 |  |  | $ | 2,071.2 |  |  | $ | 1,930.3 |

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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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