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Other Comprehensive Income | 3 Months Ended
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Jul. 31, 2025
Statement of Comprehensive Income [Abstract] |
Other Comprehensive Income | Other Comprehensive Income The following table shows the components of net other comprehensive income (loss):
| Three Months Ended |  | Three Months Ended
| July 31, 2024 |  | July 31, 2025
(Dollars in millions) | Pre-Tax |  | Tax |  | Net |  | Pre-Tax |  | Tax |  | Net
Currency translation adjustments: |  |  |  |  |  |  |  |  |  |  |
Net gain (loss) on currency translation | $ | (44) |  |  | $ | 2 |  |  | $ | (42) |  |  | $ | 28 |  |  | $ | (3) |  |  | $ | 25 |
Reclassification to earnings | — |  |  | — |  |  | — |  |  | — |  |  | — |  |  | — |
Other comprehensive income (loss), net | (44) |  |  | 2 |  |  | (42) |  |  | 28 |  |  | (3) |  |  | 25 |
Cash flow hedge adjustments: |  |  |  |  |  |  |  |  |  |  |
Net gain (loss) on hedging instruments | 1 |  |  | — |  |  | 1 |  |  | — |  |  | — |  |  | — |
Reclassification to earnings 1 | (4) |  |  | 1 |  |  | (3) |  |  | 3 |  |  | (1) |  |  | 2 |
Other comprehensive income (loss), net | (3) |  |  | 1 |  |  | (2) |  |  | 3 |  |  | (1) |  |  | 2 |
Postretirement benefits adjustments: |  |  |  |  |  |  |  |  |  |  |
Net actuarial gain (loss) and prior service cost | — |  |  | — |  |  | — |  |  | (8) |  |  | 2 |  |  | (6) |
Reclassification to earnings 2 | 1 |  |  | — |  |  | 1 |  |  | 20 |  |  | (5) |  |  | 15 |
Other comprehensive income (loss), net | 1 |  |  | — |  |  | 1 |  |  | 12 |  |  | (3) |  |  | 9 |
Total other comprehensive income (loss), net | $ | (46) |  |  | $ | 3 |  |  | $ | (43) |  |  | $ | 43 |  |  | $ | (7) |  |  | $ | 36 |
1 Pre-tax amount for each period is classified as sales in the accompanying condensed consolidated statements of operations. 2 Pre-tax amount for each period is classified as non-operating postretirement expense in the accompanying condensed consolidated statements of operations.

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- Definition The entire disclosure for comprehensive income, which includes, but is not limited to, 1) the amount of income tax expense or benefit allocated to each component of other comprehensive income, including reclassification adjustments, 2) the reclassification adjustments for each classification of other comprehensive income and 3) the ending accumulated balances for each component of comprehensive income. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 944 -SubTopic 220 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-04(19)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147477250/944-220-S99-1 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 220 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03(21)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147483621/220-10-S99-2 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Topic 942 -SubTopic 220 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-04(23)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147478524/942-220-S99-1 Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 220 -Name Accounting Standards Codification -Publisher FASB -URI https://asc.fasb.org/220/tableOfContent + Details
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