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SUPPLEMENTARY FINANCIAL STATEMENT INFORMATION (Tables)
 3 Months Ended
Mar. 31, 2026
Organization, Consolidation and Presentation of Financial Statements [Abstract]  
Schedule of Accounts and Notes Receivable Net
Accounts and notes receivable, net, by classification were:

In millions
March 31, 2026December 31, 2025
Accounts and notes receivable:
Trade
$352 $399 
Notes and other
26 25 
Total
$378 $424 
Schedule of Inventories
In millions
March 31, 2026December 31, 2025
Raw materials
$69 $69 
Finished paper and pulp products
281 217 
Operating supplies
122 122 
Other
11 10 
Total
$483 $418 
Schedule of Interest Expense
Amounts related to interest were as follows:

Three Months Ended March 31,
In millions
20262025
Interest expense
$12 $12 
Interest income
(2)(2)
Capitalized interest costs
(1)(1)
Total
$9 $9