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Organization (Tables)

12 Months Ended

Dec. 31, 2021

Organization, Consolidation and Presentation of Financial Statements [Abstract]

Revenue for Major Product Categories

The following table shows the revenue for the major product categories into which we group our services.

			Year Ended December 31,
(in millions)			2021			2020			2019
Real Estate Services:
Leasing			$	2,794.0		1,884.2			2,524.0
Capital Markets			2,193.5			1,407.4			1,542.2
Property & Facility Management			10,222.7			9,485.4			9,364.7
Project & Development Services			2,684.9			2,530.1			3,121.5
Advisory, Consulting and Other			971.8			861.0			904.7
LaSalle			500.1			421.8			526.1
Total revenue			$	19,367.0		16,589.9			17,983.2

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Tabular disclosure of product information that are included in the discussion of the nature of an entity's operations.

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