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FINANCIAL INFORMATION BY BUSINESS SEGMENT AND GEOGRAPHIC AREA (Details) - USD ($) $ in Millions | 3 Months Ended | 9 Months Ended |
--- | --- | --- | ---
Sep. 30, 2025 | Sep. 30, 2024 | Sep. 30, 2025 | Sep. 30, 2024 | Dec. 31, 2024
Segment Reporting Information [Line Items] |  |  |  |  |
Revenue from Contracts with Customers, including Intersegment Sales | $ 862 | $ 973 | $ 2,496 | $ 2,830 |
NET SALES | 846 | 965 | 2,461 | 2,803 |
Cost of products sold and other | 630 | 689 | 1,847 | 2,039 |
Maintenance outages | 0 | 1 | 93 | 55 |
Economic downtime | 2 | 16 | 5 | 27 |
Selling and administrative expenses, excluding Corporate Special Items | 67 | 74 | 212 | 229 |
Depreciation, amortization and cost of timber harvested | 49 | 39 | 134 | 115 |
Other Nonrecurring (Income) Expense | 0 | 4 | 2 | 6 |
Business Segment Operating Profit (Loss) | 98 | 150 | 172 | 344 |
Income before income taxes | 88 | 132 | 141 | 305 |
Interest (income) expense, net | 9 | 14 | 28 | 32 |
Total Assets | 2,703 |  | 2,703 |  | $ 2,604
Payments to Acquire Productive Assets |  |  | 168 | 157 |
Europe Segment [Member] |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
NET SALES | 184 | 193 | 555 | 605 |
Latin America Segment [Member] |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
NET SALES | 212 | 240 | 599 | 683 |
North America Segment [Member] |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
NET SALES | 450 | 532 | 1,307 | 1,515 |
Operating Segments |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
Business Segment Operating Profit (Loss) | (21) | 35 |  |  |
Operating Segments | Europe Segment [Member] |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
Revenue from Contracts with Customers, including Intersegment Sales | 184 | 194 | 555 | 607 |
NET SALES | 184 | 193 | 555 | 605 |
Cost of products sold and other | 181 | 165 | 528 | 527 |
Maintenance outages | 0 | 1 | 40 | 1 |
Economic downtime | 2 | 5 | 2 | 8 |
Selling and administrative expenses, excluding Corporate Special Items | 13 | 11 | 43 | 39 |
Depreciation, amortization and cost of timber harvested | 9 | 8 | 25 | 24 |
Other Nonrecurring (Income) Expense | 0 | 0 | 0 | 1 |
Business Segment Operating Profit (Loss) | (21) | 3 | (83) | 7 |
Total Assets | 402 |  | 402 |  | 324
Payments to Acquire Productive Assets |  |  | 26 | 17 |
Operating Segments | Latin America Segment [Member] |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
Revenue from Contracts with Customers, including Intersegment Sales | 228 | 247 | 634 | 708 |
NET SALES | 212 | 240 | 599 | 683 |
Cost of products sold and other | 130 | 154 | 383 | 449 |
Maintenance outages | 0 | 0 | 21 | 18 |
Economic downtime | 0 | 0 | 0 | 0 |
Selling and administrative expenses, excluding Corporate Special Items | 23 | 22 | 67 | 66 |
Depreciation, amortization and cost of timber harvested | 24 | 18 | 65 | 53 |
Other Nonrecurring (Income) Expense | 0 | 3 | 0 | 3 |
Business Segment Operating Profit (Loss) | 35 | 49 | 63 | 100 |
Total Assets | 1,200 |  | 1,200 |  | 1,065
Payments to Acquire Productive Assets |  |  | 92 | 102 |
Operating Segments | North America Segment [Member] |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
Revenue from Contracts with Customers, including Intersegment Sales | 450 | 532 | 1,307 | 1,515 |
NET SALES | 450 | 532 | 1,307 | 1,515 |
Cost of products sold and other | 319 | 370 | 936 | 1,063 |
Maintenance outages | 0 | 0 | 32 | 36 |
Economic downtime | 0 | 11 | 3 | 19 |
Selling and administrative expenses, excluding Corporate Special Items | 31 | 41 | 102 | 124 |
Depreciation, amortization and cost of timber harvested | 16 | 13 | 44 | 38 |
Other Nonrecurring (Income) Expense | 0 | 1 | 2 | 2 |
Business Segment Operating Profit (Loss) | 84 | 98 | 192 | 237 |
Total Assets | 887 |  | 887 |  | 904
Payments to Acquire Productive Assets |  |  | 49 | 37 |
Segment Reconciling Items |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
Other special items, net | 0 | 4 | 2 | 6 |
Less: |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
NET SALES | (16) | (8) | (35) | (27) |
Less: | Europe Segment [Member] |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
NET SALES | 0 | (1) | 0 | (2) |
Less: | Latin America Segment [Member] |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
NET SALES | (16) | (7) | (35) | (25) |
Less: | North America Segment [Member] |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
NET SALES | 0 | 0 | 0 | 0 |
Segment Reporting, Reconciling Item, Corporate Nonsegment |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
Other Nonrecurring (Income) Expense | 1 | $ 0 | 1 | 1 |
Total Assets | $ 214 |  | 214 |  | $ 311
Payments to Acquire Productive Assets |  |  | $ 1 | $ 1 |

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