Discontinued Operations	3 Months Ended
Mar. 31, 2020
Discontinued Operations and Disposal Groups [Abstract]
Discontinued Operations	Discontinued OperationsOn November 1, 2018, the Company completed the sale of its mechanical insulation business (the "Disposed Business") to SPI LLC, an unrelated third party controlled by Dunes Point Capital, for total cash consideration of approximately $122.5 million, and recorded a gain on the sale of $13.7 million, net of taxes. For the three months ended March 31, 2019, the Company recorded a loss on sale of discontinued operations, net of tax of $1.3 million, related to customary purchase price adjustments.

The entire disclosure related to a disposal group. Includes, but is not limited to, a discontinued operation, disposal classified as held-for-sale or disposed of by means other than sale or disposal of an individually significant component.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 360
-URI http://asc.fasb.org/topic&trid=2155823

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 205
-SubTopic 20
-URI http://asc.fasb.org/subtopic&trid=2122178

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