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RESTRUCTURING CHARGES (Details 1) $ in Millions | 3 Months Ended | 37 Months Ended | 38 Months Ended | 52 Months Ended | 96 Months Ended |  |
--- | --- | --- | --- | --- | --- | --- | ---
Mar. 31, 2024 USD ($) | Mar. 31, 2023 USD ($) | Mar. 31, 2024 USD ($) | Mar. 31, 2024 USD ($) | Mar. 31, 2024 USD ($) | Mar. 31, 2024 USD ($) | Oct. 21, 2021 T | Dec. 11, 2019 T
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |  |  |
Restructuring charges | $ 8.3 | $ 60.9 |  |  |  | $ 201.5 |  |
Inception to date Amounts Utilized (cash) |  |  |  |  |  | 104.1 |  |
Inception to date Amounts Utilized (non-cash) |  |  |  |  |  | 79.9 |  |
Epoxy Optimization Plan | Epoxy |  |  |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |  |  |
Restructuring charges | 3.5 | 57.8 |  |  |  | 84.9 |  |
Additional restructuring and related expected cost | 20.0 |  | $ 20.0 | $ 20.0 | $ 20.0 | 20.0 |  |
McIntosh Plan | Chlor Alkali Products and Vinyls |  |  |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |  |  |
Restructuring charges | 1.9 | 1.4 | 20.5 |  |  |  |  |
Additional restructuring and related expected cost | 20.0 |  | 20.0 | 20.0 | 20.0 | 20.0 |  |
McIntosh Restructuring Capacity Reduction | T |  |  |  |  |  |  | 400,000 |
Freeport 2021 Plan | Chlor Alkali Products and Vinyls |  |  |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |  |  |
Restructuring charges | 0.4 | 0.7 |  | 13.5 |  |  |  |
Additional restructuring and related expected cost | 10.0 |  | 10.0 | 10.0 | 10.0 | 10.0 |  |
Freeport 2019 Plan | Chlor Alkali Products and Vinyls |  |  |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |  |  |
Restructuring charges | 2.5 | $ 1.0 |  |  | 82.6 |  |  |
Additional restructuring and related expected cost | $ 15.0 |  | $ 15.0 | $ 15.0 | $ 15.0 | $ 15.0 |  |
Freeport Chlor Alkali Capacity Reduction | T |  |  |  |  |  |  |  | 230,000

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