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Business Combinations (Tables) | 3 Months Ended
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Mar. 31, 2023
Business Combinations [Abstract] |
Acquisition Method for Recording Business Combinations | During the three-month period ended March 31, 2023, we acquired substantially all of the outstanding stock or net assets, as applicable, of the following firms in exchange for our common stock and/or cash. These acquisitions have been accounted for using the acquisition method for recording business combinations (in millions, except share data):
|  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | Total |  |  | Maximum |
|  | Common |  |  | Common |  |  |  |  |  |  |  |  |  |  |  | Recorded |  |  | Recorded |  |  | Potential |
Name and Effective |  | Shares |  |  | Share |  |  |  |  |  | Accrued |  |  | Escrow |  |  | Earnout |  |  | Purchase |  |  | Earnout |
Date of Acquisition |  | Issued |  |  | Value |  |  | Cash Paid |  |  | Liability |  |  | Deposited |  |  | Payable |  |  | Price |  |  | Payable |
|  | (000s) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
First Ireland Risk Management Ltd. January 1, 2023 (FIR) |  |  | — |  |  | $ | — |  |  | $ | 86.4 |  |  | $ | — |  |  | $ | 5.3 |  |  | $ | 5.9 |  |  | $ | 97.6 |  |  | $ | 6.6 |
Nine other acquisitions completed in 2023 |  |  | 14 |  |  |  | — |  |  |  | 194.1 |  |  |  | 1.5 |  |  |  | 8.9 |  |  |  | 38.1 |  |  |  | 242.6 |  |  |  | 56.1 |
|  |  | 14 |  |  | $ | — |  |  | $ | 280.5 |  |  | $ | 1.5 |  |  | $ | 14.2 |  |  | $ | 44.0 |  |  | $ | 340.2 |  |  | $ | 62.7 |
Summary of Estimated Fair Values of Net Assets Acquired | The following is a summary of the estimated fair values of the net assets acquired at the date of each acquisition made in the three-month period ended March 31, 2023 (in millions):
|  |  |  |  | Nine Other |  |  |  |
|  | (FIR) |  |  | Acquisitions |  |  | Total |
Cash and cash equivalents |  | $ | 13.0 |  |  | $ | 3.8 |  |  | $ | 16.8 |
Fiduciary assets |  |  | 13.8 |  |  |  | 10.3 |  |  |  | 24.1 |
Other current assets |  |  | 1.5 |  |  |  | 4.3 |  |  |  | 5.8 |
Fixed assets |  |  | 0.8 |  |  |  | 0.3 |  |  |  | 1.1 |
Noncurrent assets |  |  | 8.6 |  |  |  | 7.6 |  |  |  | 16.2 |
Goodwill |  |  | 58.8 |  |  |  | 122.4 |  |  |  | 181.2 |
Expiration lists |  |  | 27.5 |  |  |  | 120.1 |  |  |  | 147.6 |
Non-compete agreements |  |  | 4.3 |  |  |  | 2.5 |  |  |  | 6.8 |
Trade names |  |  | — |  |  |  | 1.3 |  |  |  | 1.3 |
Total assets acquired |  |  | 128.3 |  |  |  | 272.6 |  |  |  | 400.9 |
Fiduciary liabilities |  |  | 13.8 |  |  |  | 10.3 |  |  |  | 24.1 |
Current liabilities |  |  | 3.9 |  |  |  | 3.5 |  |  |  | 7.4 |
Noncurrent liabilities |  |  | 13.0 |  |  |  | 16.2 |  |  |  | 29.2 |
Total liabilities assumed |  |  | 30.7 |  |  |  | 30.0 |  |  |  | 60.7 |
Total net assets acquired |  | $ | 97.6 |  |  | $ | 242.6 |  |  | $ | 340.2 |
Summary of Unaudited Pro Forma Historical Results | The following is a summary of the unaudited pro forma historical results, as if these entities had been acquired at January 1, 2022 (in millions, except per share data):
| Three-month period ended |
| March 31, |
| 2023 |  |  | 2022 |
Total revenues | $ | 2,712.2 |  |  | $ | 2,454.2 |
Net earnings attributable to controlling interests |  | 487.6 |  |  |  | 440.0 |
Basic net earnings per share |  | 2.29 |  |  |  | 2.11 |
Diluted net earnings per share |  | 2.25 |  |  |  | 2.06 |

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