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Pension and other postretirement plans (Tables) | 6 Months Ended
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Apr. 30, 2025
Retirement Benefits [Abstract] |
Components of Net Periodic Benefits Cost | The components of net periodic pension and other postretirement cost for the three and six months ended April 30, 2025 and 2024 were:
|  | U.S. |  | International
Three Months Ended |  | 2025 |  | 2024 |  | 2025 |  | 2024
Service cost |  | $ | 2,531 |  |  | $ | 2,507 |  |  | $ | 239 |  |  | $ | 234 |
Interest cost |  | 4,691 |  |  | 4,752 |  |  | 639 |  |  | 685 |
Expected return on plan assets |  | (6,609) |  |  | (6,652) |  |  | (651) |  |  | (416) |
Amortization of prior service credit |  | — |  |  | — |  |  | (2) |  |  | (2) |
Amortization of net actuarial (gain) loss |  | 474 |  |  | — |  |  | (68) |  |  | 8 |
Total benefit cost |  | $ | 1,087 |  |  | $ | 607 |  |  | $ | 157 |  |  | $ | 509 |
|  | U.S. |  | International
Six Months Ended |  | 2025 |  | 2024 |  | 2025 |  | 2024
Service cost |  | $ | 5,062 |  |  | $ | 5,015 |  |  | $ | 471 |  |  | $ | 471 |
Interest cost |  | 9,383 |  |  | 9,505 |  |  | 1,262 |  |  | 1,374 |
Expected return on plan assets |  | (13,219) |  |  | (13,306) |  |  | (1,289) |  |  | (833) |
Amortization of prior service credit |  | — |  |  | — |  |  | (4) |  |  | (4) |
Amortization of net actuarial (gain) loss |  | 947 |  |  | — |  |  | (136) |  |  | 17 |
Total benefit cost |  | $ | 2,173 |  |  | $ | 1,214 |  |  | $ | 304 |  |  | $ | 1,025 |
The components of other postretirement benefit costs, for plans in the United States, for the three and six months ended April 30, 2025 and 2024:
|  | U.S. |  |
Three Months Ended |  | 2025 |  | 2024 |  |  |  |
Service cost |  | $ | 58 |  |  | $ | 70 |  |  |  |  |
Interest cost |  | 643 |  |  | 754 |  |  |  |  |
Amortization of net actuarial gain |  | (124) |  |  | (147) |  |  |  |  |
Total benefit cost (income) |  | $ | 577 |  |  | $ | 677 |  |  |  |  |
|  | U.S. |  |
Six Months Ended |  | 2025 |  | 2024 |  |  |  |
Service cost |  | $ | 117 |  |  | $ | 141 |  |  |  |  |
Interest cost |  | 1,294 |  |  | 1,508 |  |  |  |  |
Amortization of net actuarial gain |  | (250) |  |  | (295) |  |  |  |  |
Total benefit cost (income) |  | $ | 1,161 |  |  | $ | 1,354 |  |  |  |  |

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- Definition Tabular disclosure of the components of net benefit costs for pension plans and/or other employee benefit plans including service cost, interest cost, expected return on plan assets, gain (loss), prior service cost or credit, transition asset or obligation, and gain (loss) recognized due to settlements or curtailments. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 715 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 5 -Subparagraph (q) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480506/715-20-50-5 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 715 -SubTopic 20 -Subparagraph (h) -Name Accounting Standards Codification -Paragraph 1 -Section 50 -Publisher FASB -URI https://asc.fasb.org/1943274/2147480506/715-20-50-1 + Details
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