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v3.26.1

SEGMENT INFORMATION (Details 1) $ in Millions | 3 Months Ended | 6 Months Ended | 64 Months Ended |
--- | --- | --- | --- | ---
Jun. 30, 2026 USD ($) | Mar. 31, 2026 USD ($) | Jun. 30, 2025 USD ($) | Mar. 31, 2025 USD ($) | Jun. 30, 2026 USD ($) sEGMENT | Jun. 30, 2025 USD ($) | Jun. 30, 2026 USD ($) | Dec. 31, 2025 USD ($)
Gross Margin [Abstract] |  |  |  |  |  |  |  |
Sales | $ 1,741.9 |  | $ 1,758.3 |  | $ 3,324.9 | $ 3,402.5 |  |
Cost of goods sold | 1,571.7 |  | 1,620.2 |  | 3,078.9 | 3,115.7 |  |
Gross Profit | 170.2 |  | 138.1 |  | 246.0 | 286.8 |  |
Income (Loss) before Income Taxes [Abstract] |  |  |  |  |  |  |  |
Segment Reporting, Other Segment Item, Amount | (103.7) |  | (96.6) |  | (250.1) | (197.6) |  |
Restructuring charges | (10.5) | $ (9.1) | (7.4) | $ (4.0) | (19.6) | (11.4) | $ (279.5) |
Other Operating Income | (0.1) |  | (0.2) |  | (0.1) | (0.2) |  |
Interest Expense, Operating and Nonoperating | (44.3) |  | (45.6) |  | (86.4) | (92.9) |  |
Non-operating pension income | 2.6 |  | 4.9 |  | 6.1 | 10.6 |  |
Income (loss) before taxes | 3.8 |  | (6.8) |  | (114.5) | (4.7) |  |
Depreciation and amortization expense |  |  |  |  |  |  |  |
Depreciation and amortization | 122.1 |  | 129.9 |  | 239.3 | 262.1 |  |
Assets |  |  |  |  |  |  |  |
Assets | 7,440.6 |  | 7,667.9 |  | $ 7,440.6 | 7,667.9 | 7,440.6 | $ 7,325.8
Number of Reportable Segments | sEGMENT |  |  |  |  | 3 |  |  |
United States |  |  |  |  |  |  |  |
Gross Margin [Abstract] |  |  |  |  |  |  |  |
Sales | 1,211.0 |  | 1,201.9 |  | $ 2,357.0 | 2,339.1 |  |
Europe |  |  |  |  |  |  |  |
Gross Margin [Abstract] |  |  |  |  |  |  |  |
Sales | 167.0 |  | 155.8 |  | 303.9 | 303.4 |  |
Other foreign |  |  |  |  |  |  |  |
Gross Margin [Abstract] |  |  |  |  |  |  |  |
Sales | 363.9 |  | 400.6 |  | 664.0 | 760.0 |  |
Chlor Alkali Products and Vinyls |  |  |  |  |  |  |  |
Gross Margin [Abstract] |  |  |  |  |  |  |  |
Sales | 819.5 |  | 979.5 |  | 1,576.4 | 1,904.0 |  |
Cost of goods sold | 726.5 |  | 871.8 |  | 1,453.6 | 1,673.8 |  |
Gross Profit | 93.0 |  | 107.7 |  | 122.8 | 230.2 |  |
Income (Loss) before Income Taxes [Abstract] |  |  |  |  |  |  |  |
Segment Reporting, Other Segment Item, Amount | (39.6) |  | (42.8) |  | (113.9) | (87.0) |  |
Restructuring charges | 0.0 |  | 0.0 |  | 0.0 | 0.0 | (151.0) |
Other Operating Income | 0.0 |  | 0.0 |  | 0.0 | 0.0 |  |
Interest Expense, Operating and Nonoperating | 0.0 |  | 0.0 |  | 0.0 | 0.0 |  |
Non-operating pension income | 0.0 |  | 0.0 |  | 0.0 | 0.0 |  |
Income (loss) before taxes | 53.4 |  | 64.9 |  | 8.9 | 143.2 |  |
Depreciation and amortization expense |  |  |  |  |  |  |  |
Depreciation and amortization | 98.1 |  | 106.3 |  | 191.3 | 213.5 |  |
Assets |  |  |  |  |  |  |  |
Assets | 5,118.1 |  | 5,277.4 |  | 5,118.1 | 5,277.4 | 5,118.1 |
Chlor Alkali Products and Vinyls | United States |  |  |  |  |  |  |  |
Gross Margin [Abstract] |  |  |  |  |  |  |  |
Sales | 558.4 |  | 664.2 |  | 1,109.2 | 1,311.1 |  |
Chlor Alkali Products and Vinyls | Europe |  |  |  |  |  |  |  |
Gross Margin [Abstract] |  |  |  |  |  |  |  |
Sales | 35.1 |  | 42.0 |  | 59.7 | 75.2 |  |
Chlor Alkali Products and Vinyls | Other foreign |  |  |  |  |  |  |  |
Gross Margin [Abstract] |  |  |  |  |  |  |  |
Sales | 226.0 |  | 273.3 |  | 407.5 | 517.7 |  |
Epoxy |  |  |  |  |  |  |  |
Gross Margin [Abstract] |  |  |  |  |  |  |  |
Sales | 422.1 |  | 331.2 |  | 777.7 | 662.9 |  |
Cost of goods sold | 391.3 |  | 340.0 |  | 734.4 | 685.1 |  |
Gross Profit | 30.8 |  | (8.8) |  | 43.3 | (22.2) |  |
Income (Loss) before Income Taxes [Abstract] |  |  |  |  |  |  |  |
Segment Reporting, Other Segment Item, Amount | (14.8) |  | (14.9) |  | (30.2) | (29.9) |  |
Restructuring charges | 0.0 |  | 0.0 |  | 0.0 | 0.0 | (125.4) |
Other Operating Income | 0.0 |  | 0.0 |  | 0.0 | 0.0 |  |
Interest Expense, Operating and Nonoperating | 0.0 |  | 0.0 |  | 0.0 | 0.0 |  |
Non-operating pension income | 0.0 |  | 0.0 |  | 0.0 | 0.0 |  |
Income (loss) before taxes | 16.0 |  | (23.7) |  | 13.1 | (52.1) |  |
Depreciation and amortization expense |  |  |  |  |  |  |  |
Depreciation and amortization | 11.7 |  | 13.1 |  | 23.6 | 25.9 |  |
Assets |  |  |  |  |  |  |  |
Assets | 934.1 |  | 949.3 |  | 934.1 | 949.3 | 934.1 |
Epoxy | United States |  |  |  |  |  |  |  |
Gross Margin [Abstract] |  |  |  |  |  |  |  |
Sales | 196.8 |  | 140.8 |  | 348.4 | 284.9 |  |
Epoxy | Europe |  |  |  |  |  |  |  |
Gross Margin [Abstract] |  |  |  |  |  |  |  |
Sales | 102.3 |  | 93.4 |  | 202.7 | 195.2 |  |
Epoxy | Other foreign |  |  |  |  |  |  |  |
Gross Margin [Abstract] |  |  |  |  |  |  |  |
Sales | 123.0 |  | 97.0 |  | 226.6 | 182.8 |  |
Winchester |  |  |  |  |  |  |  |
Gross Margin [Abstract] |  |  |  |  |  |  |  |
Sales | 500.3 |  | 447.6 |  | 970.8 | 835.6 |  |
Cost of goods sold | 447.2 |  | 402.6 |  | 877.7 | 745.2 |  |
Gross Profit | 53.1 |  | 45.0 |  | 93.1 | 90.4 |  |
Income (Loss) before Income Taxes [Abstract] |  |  |  |  |  |  |  |
Segment Reporting, Other Segment Item, Amount | (25.0) |  | (20.0) |  | (49.8) | (42.6) |  |
Restructuring charges | 0.0 |  | 0.0 |  | 0.0 | 0.0 |  |
Other Operating Income | 0.0 |  | 0.0 |  | 0.0 | 0.0 |  |
Interest Expense, Operating and Nonoperating | 0.0 |  | 0.0 |  | 0.0 | 0.0 |  |
Non-operating pension income | 0.0 |  | 0.0 |  | 0.0 | 0.0 |  |
Income (loss) before taxes | 28.1 |  | 25.0 |  | 43.3 | 47.8 |  |
Depreciation and amortization expense |  |  |  |  |  |  |  |
Depreciation and amortization | 8.8 |  | 7.9 |  | 17.7 | 17.4 |  |
Assets |  |  |  |  |  |  |  |
Assets | 833.1 |  | 866.7 |  | 833.1 | 866.7 | 833.1 |
Winchester | United States |  |  |  |  |  |  |  |
Gross Margin [Abstract] |  |  |  |  |  |  |  |
Sales | 455.8 |  | 396.9 |  | 899.4 | 743.1 |  |
Winchester | Europe |  |  |  |  |  |  |  |
Gross Margin [Abstract] |  |  |  |  |  |  |  |
Sales | 29.6 |  | 20.4 |  | 41.5 | 33.0 |  |
Winchester | Other foreign |  |  |  |  |  |  |  |
Gross Margin [Abstract] |  |  |  |  |  |  |  |
Sales | 14.9 |  | 30.3 |  | 29.9 | 59.5 |  |
Corporate/ other |  |  |  |  |  |  |  |
Gross Margin [Abstract] |  |  |  |  |  |  |  |
Sales | 0.0 |  | 0.0 |  | 0.0 | 0.0 |  |
Cost of goods sold | 6.7 |  | 5.8 |  | 13.2 | 11.6 |  |
Gross Profit | (6.7) |  | (5.8) |  | (13.2) | (11.6) |  |
Income (Loss) before Income Taxes [Abstract] |  |  |  |  |  |  |  |
Segment Reporting, Other Segment Item, Amount | (24.3) |  | (18.9) |  | (56.2) | (38.1) |  |
Restructuring charges | (10.5) |  | (7.4) |  | (19.6) | (11.4) |  |
Other Operating Income | (0.1) |  | (0.2) |  | (0.1) | (0.2) |  |
Interest Expense, Operating and Nonoperating | 44.3 |  | 45.6 |  | 86.4 | 92.9 |  |
Non-operating pension income | 2.6 |  | 4.9 |  | 6.1 | 10.6 |  |
Income (loss) before taxes | (93.7) |  | (73.0) |  | (179.8) | (143.6) |  |
Depreciation and amortization expense |  |  |  |  |  |  |  |
Depreciation and amortization | 3.5 |  | 2.6 |  | 6.7 | 5.3 |  |
Assets |  |  |  |  |  |  |  |
Assets | 555.3 |  | 574.5 |  | 555.3 | 574.5 | $ 555.3 |
Corporate/ other | United States |  |  |  |  |  |  |  |
Gross Margin [Abstract] |  |  |  |  |  |  |  |
Sales | 0.0 |  | 0.0 |  | 0.0 | 0.0 |  |
Corporate/ other | Europe |  |  |  |  |  |  |  |
Gross Margin [Abstract] |  |  |  |  |  |  |  |
Sales | 0.0 |  | 0.0 |  | 0.0 | 0.0 |  |
Corporate/ other | Other foreign |  |  |  |  |  |  |  |
Gross Margin [Abstract] |  |  |  |  |  |  |  |
Sales | $ 0.0 |  | $ 0.0 |  | $ 0.0 | $ 0.0 |  |

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