The following table presents changes in Accumulated Other Comprehensive Income (Loss) ("AOCI"), net of tax, for the three months and six months ended June 30, 2024 and 2023:
| | | | | | | | | | | | | | | | | | | | | | | | | Three Months Ended
June 30, | | Six Months Ended
June 30, | | In millions | 2024 | | 2023 | | 2024 | | 2023 | | Defined Benefit Pension and Postretirement Adjustments | | | | | | | | | Balance at beginning of period | $ | (1,259) | | | $ | (1,172) | | | $ | (1,276) | | | $ | (1,195) | | | Amounts reclassified from accumulated other comprehensive income | 17 | | | 21 | | | 34 | | | 44 | | | Balance at end of period | (1,242) | | | (1,151) | | | (1,242) | | | (1,151) | | | Change in Cumulative Foreign Currency Translation Adjustments | | | | | | | | | Balance at beginning of period | (291) | | | (731) | | | (281) | | | (722) | | | Other comprehensive income (loss) before reclassifications | (39) | | | (30) | | | (49) | | | (39) | | | Balance at end of period | (330) | | | (761) | | | (330) | | | (761) | | | Net Gains and Losses on Cash Flow Hedging Derivatives | | | | | | | | | Balance at beginning of period | (8) | | | (8) | | | (8) | | | (8) | | | Balance at end of period | (8) | | | (8) | | | (8) | | | (8) | | | Total Accumulated Other Comprehensive Income (Loss) at End of Period | $ | (1,580) | | | $ | (1,920) | | | $ | (1,580) | | | $ | (1,920) | |
The following table presents details of the reclassifications out of AOCI for the three months and six months ended June 30, 2024 and 2023:
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | In millions: | Amount Reclassified from Accumulated Other Comprehensive Income | | Location of Amount Reclassified from AOCI | Three Months Ended
June 30, | Six Months Ended
June 30, | | | | 2024 | | 2023 | 2024 | | 2023 | | | | Defined benefit pension and postretirement items: | | | | | | | | | | | Prior-service costs | $ | (3) | | | $ | (6) | | $ | (6) | | | $ | (12) | | | (a) | Non-operating pension expense (income) | | Actuarial gains (losses) | (20) | | | (22) | | (39) | | | (46) | | | (a) | Non-operating pension expense (income) | | Total pre-tax amount | (23) | | | (28) | | (45) | | | (58) | | | | | | Tax (expense) benefit | 6 | | | 7 | | 11 | | | 14 | | | | | | Net of tax | (17) | | | (21) | | (34) | | | (44) | | | | | | | | | | | | | | | | Total reclassifications for the period | $ | (17) | | | $ | (21) | | $ | (34) | | | $ | (44) | | | | |
(a)These accumulated other comprehensive income components are included in the computation of net periodic pension cost (see Note 17 for additional details).
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