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STOCK-BASED COMPENSATION - Plan Information and P&L Impact (Details) shares in Millions, $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2023 USD ($) plan shares | Dec. 31, 2022 USD ($) | Dec. 31, 2021 USD ($)
STOCK-BASED COMPENSATION |  |  |
Number of active plans | plan | 2 |  |
Income tax benefit related to non-cash compensation | $ | $ 7.4 | $ 12.0 | $ 14.1
Excess tax (benefit) expense | $ | $ 7.8 | $ 5.1 | $ (11.7)
Equity Award Plan |  |  |
STOCK-BASED COMPENSATION |  |  |
Number of shares authorized | shares | 1.6 |  |
Term of plan | 10 years |  |
Inducement Plan |  |  |
STOCK-BASED COMPENSATION |  |  |
Number of shares authorized | shares | 0.1 |  |
Term of plan | 10 years |  |

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