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Business Combinations (Tables) | 12 Months Ended
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Dec. 31, 2020
Business Combinations [Abstract] |
Acquisition Method for Recording Business Combinations | During 2020, we acquired substantially all of the net assets 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):
Name and Effective Date of Acquisition |  | Common Shares Issued |  |  | Common Share Value |  |  | Cash Paid |  |  | Accrued Liability |  |  | Escrow Deposited |  |  | Recorded Earnout Payable |  |  | Total Recorded Purchase Price |  |  | Maximum Potential Earnout Payable |
|  | (000s) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Capsicum Reinsurance Brokers LLP (CRB) January 1, 2020 |  |  | 584 |  |  | $ | 62.9 |  |  | $ | 64.5 |  |  | $ | - |  |  | $ | - |  |  | $ | 129.9 |  |  | $ | 257.3 |  |  | $ | 209.1 |
Hanover Excess & Surplus, Inc. and Hanover Premium Finance, Inc. (HES) January 1, 2020 |  |  | - |  |  |  | - |  |  |  | 30.1 |  |  |  | - |  |  |  | 3.0 |  |  |  | - |  |  |  | 33.1 |  |  |  | 9.3 |
CRES Insurance Services, LLC (CRES) June 1, 2020 |  |  | 288 |  |  |  | 28.5 |  |  |  | 1.5 |  |  |  | - |  |  |  | 1.0 |  |  |  | 5.5 |  |  |  | 36.5 |  |  |  | 7.3 |
Optimum Talent Inc. (OTI) November 1, 2020 |  |  | 102 |  |  |  | 11.1 |  |  |  | 14.1 |  |  |  | - |  |  |  | 3.4 |  |  |  | 14.0 |  |  |  | 42.6 |  |  |  | 21.1 |
Cool Insuring Agency, Inc. (CIA) December 1, 2020 |  |  | 406 |  |  |  | 48.4 |  |  |  | 65.0 |  |  |  | - |  |  |  | 7.2 |  |  |  | 8.5 |  |  |  | 129.1 |  |  |  | 30.0 |
Harden & Associates, Inc. (HAI) December 1, 2020 |  |  | 49 |  |  |  | - |  |  |  | 95.6 |  |  |  | - |  |  |  | 6.2 |  |  |  | 10.0 |  |  |  | 111.8 |  |  |  | 22.5 |
Ashton Tiffany, LLC (AT) December 31, 2020 |  |  | - |  |  |  | - |  |  |  | 48.3 |  |  |  | 48.2 |  |  |  | - |  |  |  | 9.0 |  |  |  | 105.5 |  |  |  | 20.0 |
Twenty other acquisitions completed in 2020 |  |  | 414 |  |  |  | 38.8 |  |  |  | 79.2 |  |  |  | 1.8 |  |  |  | 9.9 |  |  |  | 30.5 |  |  |  | 160.2 |  |  |  | 68.6 |
|  |  | 1,843 |  |  | $ | 189.7 |  |  | $ | 398.3 |  |  | $ | 50.0 |  |  | $ | 30.7 |  |  | $ | 207.4 |  |  | $ | 876.1 |  |  | $ | 387.9 |
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 2020 (in millions):
|  | CRB |  |  | HES |  |  | CRES |  |  | OTI |  |  | CIA |  |  | HAI |  |  | AT |  |  | Twenty Other Acquisitions |  |  | Total |
Cash and restricted cash |  | $ | - |  |  | $ | 3.3 |  |  | $ | 4.3 |  |  | $ | 0.6 |  |  | $ | 4.2 |  |  | $ | 2.3 |  |  | $ | 6.0 |  |  | $ | 13.3 |  |  | $ | 34.0 |
Other current assets |  |  | - |  |  |  | 1.0 |  |  |  | 12.4 |  |  |  | 3.0 |  |  |  | 28.8 |  |  |  | 9.0 |  |  |  | 8.6 |  |  |  | 25.2 |  |  |  | 88.0 |
Fixed assets |  |  | - |  |  |  | - |  |  |  | - |  |  |  | 0.9 |  |  |  | 0.1 |  |  |  | 1.1 |  |  |  | 0.5 |  |  |  | 0.6 |  |  |  | 3.2 |
Noncurrent assets |  |  | 7.6 |  |  |  | 0.8 |  |  |  | - |  |  |  | 6.7 |  |  |  | 0.9 |  |  |  | 6.4 |  |  |  | 2.1 |  |  |  | 3.1 |  |  |  | 27.6 |
Goodwill |  |  | 108.4 |  |  |  | 19.1 |  |  |  | 21.3 |  |  |  | 25.4 |  |  |  | 58.9 |  |  |  | 45.7 |  |  |  | 14.8 |  |  |  | 66.0 |  |  |  | 359.6 |
Expiration lists |  |  | 133.7 |  |  |  | 13.7 |  |  |  | 13.9 |  |  |  | 18.3 |  |  |  | 56.2 |  |  |  | 62.5 |  |  |  | 78.2 |  |  |  | 90.7 |  |  |  | 467.2 |
Non-compete agreements |  |  | 2.9 |  |  |  | 0.1 |  |  |  | - |  |  |  | 0.4 |  |  |  | 0.8 |  |  |  | 0.7 |  |  |  | 5.8 |  |  |  | 0.7 |  |  |  | 11.4 |
Trade names |  |  | 4.7 |  |  |  | - |  |  |  | 0.3 |  |  |  | - |  |  |  | 7.5 |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | 12.5 |
Total assets acquired |  |  | 257.3 |  |  |  | 38.0 |  |  |  | 52.2 |  |  |  | 55.3 |  |  |  | 157.4 |  |  |  | 127.7 |  |  |  | 116.0 |  |  |  | 199.6 |  |  |  | 1,003.5 |
Current liabilities |  |  | - |  |  |  | 4.4 |  |  |  | 15.7 |  |  |  | 5.2 |  |  |  | 28.1 |  |  |  | 9.5 |  |  |  | 8.4 |  |  |  | 32.3 |  |  |  | 103.6 |
Noncurrent liabilities |  |  | - |  |  |  | 0.5 |  |  |  | - |  |  |  | 7.5 |  |  |  | 0.2 |  |  |  | 6.4 |  |  |  | 2.1 |  |  |  | 7.1 |  |  |  | 23.8 |
Total liabilities assumed |  |  | - |  |  |  | 4.9 |  |  |  | 15.7 |  |  |  | 12.7 |  |  |  | 28.3 |  |  |  | 15.9 |  |  |  | 10.5 |  |  |  | 39.4 |  |  |  | 127.4 |
Total net assets acquired |  | $ | 257.3 |  |  | $ | 33.1 |  |  | $ | 36.5 |  |  | $ | 42.6 |  |  | $ | 129.1 |  |  | $ | 111.8 |  |  | $ | 105.5 |  |  | $ | 160.2 |  |  | $ | 876.1 |
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, 2019 (in millions, except per share data):
|  | Year Ended December 31, |
|  | 2020 |  |  | 2019 |
Total revenues |  | $ | 7,108.7 |  |  | $ | 7,352.7 |
Net earnings attributable to controlling interests |  |  | 817.6 |  |  |  | 670.5 |
Basic net earnings per share |  |  | 4.26 |  |  |  | 3.57 |
Diluted net earnings per share |  |  | 4.17 |  |  |  | 3.49 |

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