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Business Acquisitions, Goodwill and Intangible Assets (Tables)

3 Months Ended

Dec. 31, 2018

Business Acquisitions, Goodwill and Intangible Assets

Schedule of changes in the carrying value of goodwill by reportable segment

					Foreign
		September 30,			Exchange			December 31,
		2018			Impact			2018
		(in millions)
Design and Consulting Services		$	3,189.2		$	(14.8)		$	3,174.4
Construction Services			1,008.9			(6.6)			1,002.3
Management Services			1,723.0			(6.2)			1,716.8
Total		$	5,921.1		$	(27.6)		$	5,893.5

Schedule of finite-lived intangible assets by major class

		December 31, 2018									September 30, 2018
		Gross			Accumulated			Intangible			Gross			Accumulated			Intangible			Amortization
		Amount			Amortization			Assets, Net			Amount			Amortization			Assets, Net			Period
		(in millions)																		(years)
Backlog and customer relationships		$	1,283.5		$	(987.4)		$	296.1		$	1,285.1		$	(966.0)		$	319.1		1	-	11
Trademark / tradename			18.3			(17.7)			0.6			18.3			(17.5)			0.8		0.3	-	2
Total		$	1,301.8		$	(1,005.1)		$	296.7		$	1,303.4		$	(983.5)		$	319.9

Schedule of estimated future amortization expense of intangible assets

Fiscal Year		(in millions)
2019 (nine months remaining)		$	62.2
2020			69.3
2021			56.3
2022			43.7
2023			39.3
Thereafter			25.9
Total		$	296.7

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- Definition

Tabular disclosure of assets, excluding financial assets and goodwill, lacking physical substance with a finite life, by either major class or business segment.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 30
-Section 50
-Paragraph 2
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16323-109275

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-Publisher FASB
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Tabular disclosure of goodwill by reportable segment and in total which includes a rollforward schedule.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 20
-Section 50
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Tabular disclosure of the amount of amortization expense expected to be recorded in succeeding fiscal years for finite-lived intangible assets.

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 30
-Section 50
-Paragraph 2
-Subparagraph (a)
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