| ACCUMULATED OTHER COMPREHENSIVE LOSS The changes in the balances for each component of accumulated other comprehensive loss ("AOCL") for the three and nine months ended September 30, 2025 and 2024 were as follows:
| | | | | | | | | | | | | | | | Accumulated Other Comprehensive Loss | Three Months Ended | Nine Months Ended | | In millions | Sep 30, 2025 | Sep 30, 2024 | Sep 30, 2025 | Sep 30, 2024 | | Cumulative Translation Adjustments | | | | | | Beginning balance | $ | (53) | | $ | (53) | | $ | (52) | | $ | (53) | | | Unrealized gains (losses) on foreign currency translation | (1) | | (1) | | (2) | | (1) | | | | | | | | | | | | | | | | | | | | | | | Ending balance | $ | (54) | | $ | (54) | | $ | (54) | | $ | (54) | | | Pension and Other Postretirement Benefit Plans | | | | | | Beginning balance | $ | (1,271) | | $ | (1,270) | | $ | (1,292) | | $ | (1,290) | | | | | | | | | | | | | | | | | Amortization of net loss reclassified from AOCL to net income (loss) 1 | 15 | | 14 | | 43 | | 41 | | Tax expense (benefit) 2 | (3) | | (3) | | (10) | | (10) | | | Net loss reclassified from AOCL to net income (loss) | 12 | | 11 | | 33 | | 31 | | | | | | | | Ending balance | $ | (1,259) | | $ | (1,259) | | $ | (1,259) | | $ | (1,259) | | | Total AOCL ending balance | $ | (1,313) | | $ | (1,313) | | $ | (1,313) | | $ | (1,313) | |
1.These AOCL components are included in the computation of net periodic benefit cost (credit) of the Corporation's defined benefit pension and other postretirement benefit plans. See Note 10 for additional information. 2.Reclassified to "Provision (credit) for income taxes."
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