Amount of direct costs of the business combination including legal, accounting, and other costs incurred to consummate the business acquisition.

No definition available.

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

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- Definition

Amount recognized for assets, including goodwill, in excess of (less than) the aggregate liabilities assumed.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
-SubTopic 20
-Section 50
-Paragraph 1
-Subparagraph (c)
-URI http://asc.fasb.org/extlink&oid=116869197&loc=d3e4845-128472

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- Definition

Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 20
-Section 45
-Paragraph 5
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-SubTopic 20
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-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=99380562&loc=d3e13770-109266

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Acquisitions, Dispositions, and Deconsolidations - Construction Segment (Details) - USD ($) $ in Millions	Dec. 31, 2019	Dec. 31, 2018	Nov. 30, 2018	Dec. 31, 2017
Business Acquisition [Line Items]
Goodwill	$ 126.8	$ 171.7		$ 131.7
DBMG
Business Acquisition [Line Items]
Consideration transferred			$ 139.8
Goodwill			50.7
DBMG \| Assembled and Trained Workforce
Business Acquisition [Line Items]
Goodwill			10.9
DBMG \| GrayWolf Industrial
Business Acquisition [Line Items]
Acquisition costs			$ 4.2