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v3.25.1

Goodwill - Schedule of Changes in Goodwill by Segment (Details) $ in Millions | 3 Months Ended
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Mar. 31, 2025 USD ($)
Goodwill [Roll Forward] |
Beginning goodwill | $ 5,621
Reallocation | 0
Acquisitions | 572
Impairment | 0
Foreign exchange movement | 67
Ending goodwill | 6,260
Advisory Services |
Goodwill [Roll Forward] |
Beginning goodwill | 2,596
Reallocation | (290)
Acquisitions | 0
Impairment | 0
Foreign exchange movement | 17
Ending goodwill | 2,323
Building Operations & Experience |
Goodwill [Roll Forward] |
Beginning goodwill | 2,614
Reallocation | (2,614)
Acquisitions | 0
Impairment | 0
Foreign exchange movement | 0
Ending goodwill | 0
Building Operations & Experience |
Goodwill [Roll Forward] |
Beginning goodwill | 0
Reallocation | 1,578
Acquisitions | 572
Impairment | 0
Foreign exchange movement | 27
Ending goodwill | 2,177
Project Management |
Goodwill [Roll Forward] |
Beginning goodwill | 0
Reallocation | 1,326
Acquisitions | 0
Impairment | 0
Foreign exchange movement | 19
Ending goodwill | 1,345
Real Estate Investments |
Goodwill [Roll Forward] |
Beginning goodwill | 411
Reallocation | 0
Acquisitions | 0
Impairment | 0
Foreign exchange movement | 4
Ending goodwill | $ 415

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- Definition Amount of foreign currency translation gain (loss) which increases (decreases) asset representing future economic benefit from other asset acquired in business combination or from joint venture formation or both, that is not individually identified and separately recognized. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 350 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Subparagraph (f) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482573/350-20-50-1 + Details
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