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Business Combinations (Tables) | 3 Months Ended
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Mar. 31, 2025
Business Combinations [Abstract] |
Acquisition Method for Recording Business Combinations | During the three-month period ended March 31, 2025, we acquired substantially all of the ownership interest 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) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
W K Webster & Co Ltd February 1, 2025 (WKW) |  |  | — |  |  | $ | — |  |  | $ | 138.4 |  |  | $ | 1.9 |  |  | $ | — |  |  | $ | 13.9 |  |  | $ | 154.2 |  |  | $ | 28.5 |
Case Group February 26, 2025 (CSG) |  |  | — |  |  |  | — |  |  |  | 57.8 |  |  |  | 3.5 |  |  |  | 6.5 |  |  |  | 15.0 |  |  |  | 82.8 |  |  |  | 84.1 |
Nine other acquisitions completed in 2025 |  |  | 49 |  |  |  | 16.0 |  |  |  | 147.3 |  |  |  | 1.6 |  |  |  | 6.9 |  |  |  | 29.5 |  |  |  | 201.3 |  |  |  | 54.5 |
|  |  | 49 |  |  | $ | 16.0 |  |  | $ | 343.5 |  |  | $ | 7.0 |  |  | $ | 13.4 |  |  | $ | 58.4 |  |  | $ | 438.3 |  |  | $ | 167.1 |
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, 2025 (in millions):
|  |  |  |  |  |  |  |  |  | Nine Other |  |  |  |
|  |  |  | WKW |  |  | CSG |  |  | Acquisitions |  |  | Total |
Cash and cash equivalents |  |  |  | $ | 5.3 |  |  | $ | 5.6 |  |  | $ | 9.9 |  |  | $ | 20.8 |
Fiduciary assets |  |  |  |  | 86.8 |  |  |  | — |  |  |  | 31.1 |  |  |  | 117.9 |
Other current assets |  |  |  |  | 16.7 |  |  |  | 4.0 |  |  |  | 6.3 |  |  |  | 27.0 |
Fixed assets |  |  |  |  | 1.1 |  |  |  | 1.0 |  |  |  | 0.8 |  |  |  | 2.9 |
Noncurrent assets |  |  |  |  | 2.2 |  |  |  | — |  |  |  | 2.0 |  |  |  | 4.2 |
Goodwill |  |  |  |  | 83.7 |  |  |  | 49.5 |  |  |  | 124.8 |  |  |  | 258.0 |
Expiration lists |  |  |  |  | 70.9 |  |  |  | 36.2 |  |  |  | 93.7 |  |  |  | 200.8 |
Non-compete agreements |  |  |  |  | 7.9 |  |  |  | 7.3 |  |  |  | 1.7 |  |  |  | 16.9 |
Total assets acquired |  |  |  |  | 274.6 |  |  |  | 103.6 |  |  |  | 270.3 |  |  |  | 648.5 |
Fiduciary liabilities |  |  |  |  | 86.8 |  |  |  | — |  |  |  | 31.1 |  |  |  | 117.9 |
Current liabilities |  |  |  |  | 11.8 |  |  |  | 7.3 |  |  |  | 6.3 |  |  |  | 25.4 |
Noncurrent liabilities |  |  |  |  | 21.8 |  |  |  | 13.5 |  |  |  | 31.6 |  |  |  | 66.9 |
Total liabilities assumed |  |  |  |  | 120.4 |  |  |  | 20.8 |  |  |  | 69.0 |  |  |  | 210.2 |
Total net assets acquired |  |  |  | $ | 154.2 |  |  | $ | 82.8 |  |  | $ | 201.3 |  |  | $ | 438.3 |
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, 2024 (in millions, except per share data):
| Three-month period ended |
| March 31, |
| 2025 |  |  | 2024 |
Total revenues | $ | 3,741.1 |  |  | $ | 3,285.7 |
Net earnings attributable to controlling interests |  | 707.6 |  |  |  | 611.1 |
Basic net earnings per share |  | 2.78 |  |  |  | 2.81 |
Diluted net earnings per share |  | 2.73 |  |  |  | 2.75 |

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