The changes in Accumulated other comprehensive income (loss), net of tax, are as follows:
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Three Months Ended June 30 | | | Cumulative Foreign
Currency Translation
(Loss) Adjustments | | Net Actuarial (Losses) and
Prior Service (Costs) and
Credits | | Cumulative Gains (Losses)
on Derivative Instruments
Designated as Cash Flow
Hedges | | (in millions) | | 2026 | | 2025 | | 2026 | | 2025 | | 2026 | | 2025 | | Balance at March 31 | | $ | (6,331) | | | $ | (6,955) | | | $ | (14) | | | $ | (581) | | | $ | 33 | | | $ | 119 | | | Other comprehensive income (loss) before reclassifications | | 71 | | | 1,000 | | | (3) | | | 26 | | | (20) | | | (150) | | | Amounts reclassified from accumulated other comprehensive income | | — | | | — | | | 4 | | | — | | | 48 | | | (35) | | | Net current period comprehensive income (loss) | | 71 | | | 1,000 | | | 1 | | | 26 | | | 28 | | | (185) | | | Balance at June 30 | | $ | (6,260) | | | $ | (5,955) | | | $ | (13) | | | $ | (555) | | | $ | 61 | | | $ | (66) | |
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Six Months Ended June 30 | | | Cumulative Foreign
Currency Translation
(Loss) Adjustments | | Net Actuarial (Losses) and
Prior Service (Costs) and
Credits | | Cumulative Gains (Losses)
on Derivative Instruments
Designated as Cash Flow
Hedges | | (in millions) | | 2026 | | 2025 | | 2026 | | 2025 | | 2026 | | 2025 | | Balance at January 1 | | $ | (5,931) | | | $ | (7,505) | | | $ | (1) | | | $ | (611) | | | $ | (69) | | | $ | 210 | | | Other comprehensive income (loss) before reclassifications | | (329) | | | 1,550 | | | (19) | | | 56 | | | 29 | | | (214) | | | Amounts reclassified from accumulated other comprehensive income | | — | | | — | | | 7 | | | — | | | 101 | | | (62) | | | Net current period comprehensive income (loss) | | (329) | | | 1,550 | | | (12) | | | 56 | | | 130 | | | (276) | | | Balance at June 30 | | $ | (6,260) | | | $ | (5,955) | | | $ | (13) | | | $ | (555) | | | $ | 61 | | | $ | (66) | |
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