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Divestitures (Details) - USD ($) $ in Millions | 3 Months Ended | 9 Months Ended | 12 Months Ended |
--- | --- | --- | --- | ---
Sep. 30, 2021 | Sep. 30, 2021 | Sep. 30, 2020 | Dec. 31, 2020 | Aug. 13, 2021
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |  |
Proceeds from sale of business, net of transaction costs |  | $ 53.0 | $ 0.0 |  |
Goodwill | $ 229.0 | 229.0 |  | $ 240.7 |
Flowform Products |  |  |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |  |
Total purchase consideration |  |  |  |  | $ 55.0
Proceeds from sale of business, net of transaction costs | 53.0 |  |  |  |
Goodwill | 12.2 | $ 12.2 |  |  |
Gain on sale of business | $ 13.7 |  |  |  |
Product sales, disposal group |  |  |  | $ 26.0 |

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