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v3.19.2

Goodwill and Intangibles, net - Changes in the Carrying Amount of Goodwill (Details) $ in Millions | 6 Months Ended
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Jun. 30, 2019 USD ($)
Goodwill [Roll Forward] |
Beginning balance | $ 171.7
Measurement period adjustment | 7.1
Impairments | (0.4)
Ending balance | 178.4
Construction |
Goodwill [Roll Forward] |
Beginning balance | 82.2
Measurement period adjustment | 7.1
Impairments | 0.0
Ending balance | 89.3
Marine Services |
Goodwill [Roll Forward] |
Beginning balance | 14.3
Measurement period adjustment | 0.0
Impairments | 0.0
Ending balance | 14.3
Energy |
Goodwill [Roll Forward] |
Beginning balance | 2.1
Measurement period adjustment | 0.0
Impairments | 0.0
Ending balance | 2.1
Telecom |
Goodwill [Roll Forward] |
Beginning balance | 4.4
Measurement period adjustment | 0.0
Impairments | (0.4)
Ending balance | 4.0
Insurance |
Goodwill [Roll Forward] |
Beginning balance | 47.3
Measurement period adjustment | 0.0
Impairments | 0.0
Ending balance | 47.3
Broadcasting |
Goodwill [Roll Forward] |
Beginning balance | 21.4
Measurement period adjustment | 0.0
Impairments | 0.0
Ending balance | $ 21.4

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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 -URI http://asc.fasb.org/extlink&oid=77989000&loc=SL49117168-202975 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=99380562&loc=d3e13770-109266 + Details
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- Definition Amount of loss from the write-down of an asset representing the 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 50 -Paragraph 2 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=108376223&loc=d3e13854-109267 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=118932676&loc=d3e3602-108585 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (e) -URI http://asc.fasb.org/extlink&oid=108376223&loc=d3e13816-109267 Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 45 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=99380562&loc=d3e13777-109266 + Details
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