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RESTRUCTURING CHARGES (Tables) | 12 Months Ended
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Dec. 31, 2023
Restructuring and Related Activities [Abstract] |
Schedule of Restructuring Reserve by Type of Cost | The following table summarizes the 2023, 2022 and 2021 activities by major component of these restructuring actions and the remaining balances of accrued restructuring costs as of December 31, 2023, 2022 and 2021:
| Employee Severance and Related Benefit Costs |  | Lease and Other Contract Termination Costs |  | Facility Exit Costs |  | Write-off of Equipment and Facility |  | Total
| ($ in millions)
Balance at January 1, 2021 | $ | 1.8 |  |  | $ | 1.7 |  |  | $ | — |  |  | $ | — |  |  | $ | 3.5 |
Restructuring charges | 10.3 |  |  | 6.0 |  |  | 11.6 |  |  | — |  |  | 27.9 |
Amounts utilized | (5.2) |  |  | (2.3) |  |  | (11.6) |  |  | — |  |  | (19.1) |
Balance at December 31, 2021 | 6.9 |  |  | 5.4 |  |  | — |  |  | — |  |  | 12.3 |
Restructuring charges | 7.4 |  |  | 1.1 |  |  | 13.5 |  |  | 3.3 |  |  | 25.3 |
Amounts utilized | (4.9) |  |  | (2.3) |  |  | (13.5) |  |  | (3.3) |  |  | (24.0) |
Balance at December 31, 2022 | 9.4 |  |  | 4.2 |  |  | — |  |  | — |  |  | 13.6 |
Restructuring charges | 8.4 |  |  | 29.1 |  |  | 34.4 |  |  | 17.7 |  |  | 89.6 |
Amounts utilized | (7.0) |  |  | (16.6) |  |  | (34.4) |  |  | (17.7) |  |  | (75.7) |
Balance at December 31, 2023 | $ | 10.8 |  |  | $ | 16.7 |  |  | $ | — |  |  | $ | — |  |  | $ | 27.5 |
Restructuring and Related Costs | The following table summarizes the cumulative restructuring charges of these restructuring actions by major component through December 31, 2023:
| Chlor Alkali Products and Vinyls |  | Epoxy |  | Corporate/Other |  |  |  | Total
| McIntosh Plan |  | Freeport 2021 Plan |  | Freeport 2019 Plan |  | Chlor Alkali 2016 Plan |  | Epoxy Optimization Plan |  | Productivity Plan |  |  |
| ($ in millions)
Write-off of equipment and facility | $ | 2.7 |  |  | $ | — |  |  | $ | 58.9 |  |  | $ | 78.1 |  |  | $ | 18.3 |  |  | $ | — |  |  |  |  | $ | 158.0 |
Employee severance and related benefit costs | — |  |  | — |  |  | 2.1 |  |  | 6.7 |  |  | 15.8 |  |  | 10.3 |  |  |  |  | 34.9 |
Facility exit costs | 9.5 |  |  | 13.1 |  |  | 19.1 |  |  | 53.2 |  |  | 18.2 |  |  | — |  |  |  |  | 113.1 |
Employee relocation costs | — |  |  | — |  |  | — |  |  | 1.7 |  |  | — |  |  | — |  |  |  |  | 1.7 |
Lease and other contract termination costs | 6.4 |  |  | — |  |  | — |  |  | 43.0 |  |  | 29.1 |  |  | — |  |  |  |  | 78.5 |
Total cumulative restructuring charges | $ | 18.6 |  |  | $ | 13.1 |  |  | $ | 80.1 |  |  | $ | 182.7 |  |  | $ | 81.4 |  |  | $ | 10.3 |  |  |  |  | $ | 386.2 |

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- Definition Tabular disclosure of costs incurred for restructuring including, but not limited to, exit and disposal activities, remediation, implementation, integration, asset impairment, and charges against earnings from the write-down of assets. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 420 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SAB TOPIC 5.P.3) -Publisher FASB -URI https://asc.fasb.org//1943274/2147479823/420-10-S99-1 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 420 -SubTopic 10 -Section 50 -Paragraph 1 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482017/420-10-50-1 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 420 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SAB TOPIC 5.P.4) -Publisher FASB -URI https://asc.fasb.org//1943274/2147479823/420-10-S99-2 + Details
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- Definition Tabular disclosure of an entity's restructuring reserve that occurred during the period associated with the exit from or disposal of business activities or restructurings for each major type of cost. This element may also include a description of any reversal and other adjustment made during the period to the amount of an accrued liability for restructuring activities. This element may be used to encapsulate the roll forward presentations of an entity's restructuring reserve by type of cost and in total, and explanation of changes that occurred in the period. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 420 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (b)(2) -Publisher FASB -URI https://asc.fasb.org//1943274/2147482017/420-10-50-1 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 420 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SAB Topic 5.P.4(b)(2)) -Publisher FASB -URI https://asc.fasb.org//1943274/2147479823/420-10-S99-2 + Details
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