BASIS OF PRESENTATION	9 Months Ended
Sep. 30, 2026
Organization, Consolidation and Presentation of Financial Statements [Abstract]
BASIS OF PRESENTATION	BASIS OF PRESENTATION The accompanying unaudited condensed consolidated financial statements have been prepared in conformity with accounting principles generally accepted in the United States and in accordance with the instructions to Form 10-Q and, in the opinion of management, include all adjustments that are necessary for the fair presentation of International Paper Company’s ("International Paper's," "the Company’s," "IP's" or "our") financial position, results of operations, and cash flows for the interim periods presented. Except as disclosed herein, such adjustments are of a normal, recurring nature. Results for the first nine months of the year may not necessarily be indicative of full year results. You should read these unaudited condensed financial statements in conjunction with the audited financial statements and the notes thereto included in the Company’s Annual Report on Form 10-K for the year ended December 31, 2025 (the "Annual Report"), which have previously been filed with the U.S. Securities and Exchange Commission (the "SEC"). Global Cellulose Fibers Discontinued Operations On January 23, 2026, the Company completed the sale of its Global Cellulose Fibers ("GCF") business to American Industrial Partners ("AIP"). All current and historical operating results of the GCF business are presented as Discontinued Operations, net of taxes, in the condensed consolidated statements of operations. All historical assets and liabilities of the GCF business are classified as Assets held for sale and Liabilities held for sale in the accompanying condensed consolidated balance sheet as of December 31, 2025. See Note 9 - Divestitures for further details regarding the GCF business and discontinued operations. PS EMEA Separation The Company intends to create two independent companies through the separation of its Packaging Solutions North America ("PS NA") and Packaging Solutions Europe, Middle East and Africa ("PS EMEA") businesses. Upon completion of the separation, the PS NA business will be comprised of the Company's current business in North America, including both legacy IP and DS Smith assets, and the PS EMEA business will be comprised of both legacy DS Smith and IP assets in EMEA. The separation may be effected through a taxable spin-off or another strategic alternative, and remains subject to the Company's ongoing evaluation of alternatives, Board approval, and the satisfaction of customary conditions. Accordingly, there can be no assurance regarding the structure, timing, or completion of any potential transaction. These unaudited condensed consolidated financial statements have been prepared in conformity with accounting principles generally accepted in the United States that require the use of management’s estimates. Actual results could differ from management’s estimates.

The accompanying unaudited condensed consolidated financial statements have been prepared in conformity with accounting principles generally accepted in the United States and in accordance with the instructions to Form 10-Q and, in the opinion of management, include all adjustments that are necessary for the fair presentation of International Paper Company’s ("International Paper's," "the Company’s," "IP's" or "our") financial position, results of operations, and cash flows for the interim periods presented. Except as disclosed herein, such adjustments are of a normal, recurring nature. Results for the first nine months of the year may not necessarily be indicative of full year results. You should read these unaudited condensed financial statements in conjunction with the audited financial statements and the notes thereto included in the Company’s Annual Report on Form 10-K for the year ended December 31, 2025 (the "Annual Report"), which have previously been filed with the U.S. Securities and Exchange Commission (the "SEC").

On January 23, 2026, the Company completed the sale of its Global Cellulose Fibers ("GCF") business to American Industrial Partners ("AIP"). All current and historical operating results of the GCF business are presented as Discontinued Operations, net of taxes, in the condensed consolidated statements of operations. All historical assets and liabilities of the GCF business are classified as Assets held for sale and Liabilities held for sale in the accompanying condensed consolidated balance sheet as of December 31, 2025. See Note 9 - Divestitures for further details regarding the GCF business and discontinued operations.

The Company intends to create two independent companies through the separation of its Packaging Solutions North America ("PS NA") and Packaging Solutions Europe, Middle East and Africa ("PS EMEA") businesses. Upon completion of the separation, the PS NA business will be comprised of the Company's current business in North America, including both legacy IP and DS Smith assets, and the PS EMEA business will be comprised of both legacy DS Smith and IP assets in EMEA. The separation may be effected through a taxable spin-off or another strategic alternative, and remains subject to the Company's ongoing evaluation of alternatives, Board approval, and the satisfaction of customary conditions. Accordingly, there can be no assurance regarding the structure, timing, or completion of any potential transaction.

These unaudited condensed consolidated financial statements have been prepared in conformity with accounting principles generally accepted in the United States that require the use of management’s estimates. Actual results could differ from management’s estimates.