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ACQUISITIONS AND DIVESTITURES (Details) - USD ($) $ in Millions | 3 Months Ended
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Mar. 31, 2021 | Mar. 31, 2020
Business Acquisition [Line Items] |  |
Loss on divestiture of business | $ 111.9 | $ 0.0
Wattyl |  |
Business Acquisition [Line Items] |  |
Revenue from divestiture | 200.0 |
Loss on divestiture of business | 111.9 |
Tennant Coating Companies |  |
Business Acquisition [Line Items] |  |
Purchase price | $ 27.0 |

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