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v3.19.3

Business Combinations (Details) $ in Millions | 3 Months Ended | 9 Months Ended |  |
--- | --- | --- | --- | ---
Sep. 30, 2019 USD ($) | Sep. 30, 2018 USD ($) | Sep. 30, 2019 USD ($) acquisition | Sep. 30, 2018 USD ($) | Dec. 31, 2018 USD ($) | Dec. 31, 2017 USD ($)
Business Acquisition [Line Items] |  |  |  |  |  |
Business Acquisition, Fair Value of Intangible Asset at Acquisition Date |  |  | $ 349.9 |  |  |
Business Acquisition, Estimated Adjustments, Net of Tax | $ 38.3 | $ (23.7) | 6.8 | $ (76.1) |  |
Line of Credit Facility, Maximum Borrowing Capacity | 70.0 |  | $ 70.0 |  |  |
Number of Businesses Acquired | acquisition |  |  | 3 |  |  |
Payments to Acquire Businesses |  |  | $ 28.3 |  |  |
Cash Acquired from Acquisition |  |  | 3.8 |  |  |
Business Combinations, Guaranteed Deferred Acquisition Obligation |  |  | 6.5 | 1.9 |  |
Business Combination, contingent earn-out consideration |  |  | 842.7 | 2.7 |  |
Goodwill, Acquired During Period |  |  | 39.3 |  |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Finite-Lived Intangibles |  |  | 10.1 |  |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Net | (4.7) |  | (4.7) |  |  |
Redeemable Noncontrolling Interest | 8.5 |  | $ 8.5 |  | $ 0.0 | $ 3.8
Document Period End Date |  |  | Sep. 30, 2019 |  |  |
Payment for Contingent Consideration Liability, Total |  |  | $ 59.9 |  |  |
Goodwill, Purchase Accounting Adjustments |  |  | 1.0 |  |  |
Intangible Assets, Current | 0.5 |  | 0.5 |  |  |
Business Combination, Provisional Information, Initial Accounting Incomplete, Adjustment, Intangibles |  |  | (1.5) |  |  |
Goodwill | 4,083.2 | 2,689.7 | 4,083.2 | 2,689.7 | 2,697.8 | 2,709.3
Reportable Subsegments [Member] | Americas [Member] |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |
Goodwill | 2,845.2 | 1,432.7 | 2,845.2 | 1,432.7 | 1,452.0 | 1,412.2
Reportable Subsegments [Member] | EMEA [Member] |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |
Goodwill | 869.9 | 918.1 | 869.9 | 918.1 | 906.8 | 957.6
Reportable Subsegments [Member] | Asia Pacific [Member] |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |
Goodwill | 312.2 | 322.9 | 312.2 | 322.9 | 316.8 | 323.0
Investment Management [Member] |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |
Goodwill | 55.9 | 16.0 | 55.9 | 16.0 | $ 22.2 | $ 16.5
Net of NCI Income [Member] |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |
Redeemable Noncontrolling Interest | 8.4 |  | 8.4 |  |  |
HFF Acquisition [Member] |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Cash and Equivalents | 262.8 |  | 262.8 |  |  |
Business Combination, Integration Related Costs | 60.1 |  | 69.8 |  |  |
Business Acquisition, Pro Forma Revenue | 4,495.6 | 4,131.1 | 12,908.0 | 11,871.0 |  |
Payments to Acquire Businesses |  |  | 1,029.5 |  |  |
Business Combination, contingent earn-out consideration |  |  | 1,870.7 |  |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Net | 480.9 |  | 480.9 |  |  |
Business Acquisition, Equity Interest Issued or Issuable, Value Assigned | 809.2 |  | 809.2 |  |  |
Shares Issued to Replace Legacy Awards |  |  | 32.0 |  |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Assets, Receivables | 14.8 |  | 14.8 |  |  |
Business Combination, Recognized Identifiable Asset Acquired and Liabilities Assumed, Warehouse Receivables | 794.1 |  | 794.1 |  |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Assets, Prepaid Expense and Other Assets | 43.0 |  | 43.0 |  |  |
Business Combination, Provisional Information, Initial Accounting Incomplete, Adjustment, Property, Plant, and Equipment | 18.9 |  | 18.9 |  |  |
Business Combination, Recognized Identifiable Asset Acquired and Liability Assumed, Lease Obligation | 53.5 |  | 53.5 |  |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill | 349.9 |  | 349.9 |  |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Assets, Other | 38.4 |  | 38.4 |  |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Assets | 1,575.4 |  | 1,575.4 |  |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Liabilities, Accounts Payable | 33.9 |  | 33.9 |  |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Accrued Compensation and Benefits | 55.8 |  | 55.8 |  |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Warehouse Facilities | 766.0 |  | 766.0 |  |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Liabilities, Other | 64.4 |  | 64.4 |  |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Deferred Tax Liabilities | 86.7 |  | 86.7 |  |  |
Business Combination, Identifiable Assets Acquired and Liabilities Assumed, Long-Term Operating Lease Liabilities | 42.6 |  | 42.6 |  |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Noncurrent Liabilities, Other | 45.1 |  | 45.1 |  |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Liabilities | 1,094.5 |  | 1,094.5 |  |  |
Goodwill | 1,389.8 |  | 1,389.8 |  |  |
Business Acquisitions, Pro Forma Net Income (Loss) Attributable to Common Shareholders | $ 167.2 | $ 140.8 | 305.1 | $ 277.9 |  |
Business Combination, Pro Forma Information, Revenue of Acquiree since Acquisition Date, Actual |  |  | 184.5 |  |  |
Business Combination, Pro Forma Information, Operating Income since Acquisition Date |  |  | 36.7 |  |  |
Share-based Payment Arrangement, Expense |  |  | 100.0 |  |  |
Other Acquisitions [Member] |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |
Business Combination, contingent earn-out consideration |  |  | $ 1.5 |  |  |
Mortgage servicing rights [Member] |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life |  |  | 6 years 2 months 12 days |  |  |
Business Acquisition, Fair Value of Intangible Asset at Acquisition Date |  |  | $ 156.7 |  |  |
Other Intangible Assets [Member] |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life |  |  | 6 years |  |  |
Business Acquisition, Fair Value of Intangible Asset at Acquisition Date |  |  | $ 193.2 |  |  |

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