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INCOME TAXES - Taxes Paid (Details) - USD ($) $ in Millions | 3 Months Ended
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Mar. 31, 2021 | Mar. 31, 2020
Federal and state |  |
Income taxes |  |
Income taxes paid (in dollars) | $ 6.5 |
Federal and state | Maximum |  |
Income taxes |  |
Income tax refunds received (in dollars) | $ 0.1 |
State and foreign |  |
Income taxes |  |
Income taxes paid (in dollars) |  | $ 0.3
Federal |  |
Income taxes |  |
Income tax refunds received (in dollars) |  | $ 0.4

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