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Goodwill, Identifiable Intangible Assets, and Other Long-Lived Assets (Details) - USD ($) $ in Millions | 3 Months Ended | 9 Months Ended
--- | --- | ---
Jun. 30, 2020 | Sep. 30, 2020
Goodwill and Intangible Assets [Line Items] |  |
Non-cash expense for impairment of intangible and tangible assets, excluding goodwill | $ 7.3 |
United States Industrial Services [Member] |  |
Goodwill and Intangible Assets [Line Items] |  |
Non-cash goodwill impairment charge |  | $ 225.5

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- Definition The charge against earnings resulting from the write down of long lived assets other than goodwill due to the difference between the carrying value and lower fair value. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 360 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=109226691&loc=d3e2921-110230 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=123570139&loc=d3e3602-108585 + Details
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