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EMPLOYEE SEPARATION AND RESTRUCTURING COSTS - Schedule of Integration Restructuring (Details) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2024 | Dec. 31, 2023 | Dec. 31, 2022
Restructuring Reserve [Roll Forward] |  |  |
Restructuring charges | $ 4.5 | $ 26.4 | $ 38.1
Clariant Color Acquisition Integration, Restructuring Plan |  |  |
Restructuring Reserve [Roll Forward] |  |  |
Beginning balance | 31.1 | 36.7 | 8.1
Restructuring charges | 2.0 | 8.1 | 32.9
Payments, utilization and translation | (24.9) | (13.7) | (4.3)
Ending balance | 8.2 | 31.1 | 36.7
Workforce reductions |  |  |
Restructuring Reserve [Roll Forward] |  |  |
Restructuring charges |  | 18.3 |
Workforce reductions | Clariant Color Acquisition Integration, Restructuring Plan |  |  |
Restructuring Reserve [Roll Forward] |  |  |
Beginning balance | 30.3 | 34.3 | 7.5
Restructuring charges | 0.4 | 6.9 | 30.8
Payments, utilization and translation | (23.3) | (10.9) | (4.0)
Ending balance | 7.4 | 30.3 | 34.3
Plant closing and other | Clariant Color Acquisition Integration, Restructuring Plan |  |  |
Restructuring Reserve [Roll Forward] |  |  |
Beginning balance | 0.8 | 2.4 | 0.6
Restructuring charges | 1.6 | 1.2 | 2.1
Payments, utilization and translation | (1.6) | (2.8) | (0.3)
Ending balance | $ 0.8 | $ 0.8 | $ 2.4

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