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INCOME TAXES (Details) - USD ($) $ in Millions | 3 Months Ended | 9 Months Ended |
--- | --- | --- | ---
Sep. 30, 2021 | Sep. 30, 2020 | Sep. 30, 2021 | Sep. 30, 2020 | Dec. 31, 2020
Income Tax Disclosure [Abstract] |  |  |  |  |
Effective income tax rate | 24.80% | 20.00% | 26.30% | 27.00% |
Unrecognized tax benefits | $ 5.4 |  | $ 5.4 |  | $ 5.5
Interest on unrecognized tax benefits | $ 2.2 |  | $ 2.2 |  | $ 2.1

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