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v3.23.1

Investments (Details) $ in Millions | 3 Months Ended |
--- | --- | ---
Mar. 31, 2023 USD ($) investment | Mar. 31, 2022 USD ($) | Dec. 31, 2022 USD ($)
Schedule of Equity Method Investments [Line Items] |  |  |
Number of separate property or fund co-investments | investment | 47 |  |
Investments | $ 896.0 |  | $ 873.8
Revenue | 4,715.5 | $ 4,801.4 |
Net income | (8.7) | 143.9 |
Fair Value [Abstract] |  |  |
Fair value investments at beginning of the period | 794.9 | 639.6 |
Investments in Real Estate Ventures, at Fair Value, Additions | 32.8 | 34.2 |
Investments in Real Estate Ventures, at Fair Value, Distributions | (6.6) | (6.6) |
Unrealized Gain (Loss) on Investments | (3.3) | 15.2 |
Investments in Real Estate Ventures, at Fair Value, Foreign Currency Translation | 7.7 | (4.9) |
Fair value investments at end of the period | 825.5 | 677.5 |
JLL Technologies |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |
Guarantor Obligations, Maximum Exposure, Undiscounted | 16.0 |  |
Investments | 496.3 |  | 483.4
LaSalle Investment Company II [Member] |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |
Guarantor Obligations, Maximum Exposure, Undiscounted | 60.3 |  |
LaSalle Investment Management |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |
Guarantor Obligations, Maximum Exposure, Undiscounted | 326.9 |  |
Investments | 374.9 |  | 366.5
Other Investments and Advance to Affiliates, Subsidiaries, Associates, and Joint Ventures |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |
Investments | 24.8 |  | $ 23.9
Consolidated Variable Interest Entities [Member] |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |
Revenue | 0.0 | 3.5 |
Other Expenses, consolidated VIE | 0.0 | (5.7) |
Net income | $ 0.0 | $ (2.2) |

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