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LONG-TERM DEBT | 12 Months Ended
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Oct. 31, 2025
Debt Disclosure [Abstract] |
LONG-TERM DEBT | LONG-TERM DEBT Senior Notes The following table summarizes the company's long-term senior notes:
| October 31, 2025 |  | October 31, 2024
| Amortized Principal |  |  |  |  |  | Amortized Principal |  |  |  |
| (in millions)
2026 Senior Notes | $ | — |  |  |  |  |  |  | $ | 299 |  |  |  |  |
2027 Senior Notes | 597 |  |  |  |  |  |  | 596 |  |  |  |  |
2029 Senior Notes | 497 |  |  |  |  |  |  | 496 |  |  |  |  |
2030 Senior Notes | 498 |  |  |  |  |  |  | 497 |  |  |  |  |
2031 Senior Notes | 845 |  |  |  |  |  |  | 845 |  |  |  |  |
2034 Senior Notes | 593 |  |  |  |  |  |  | 593 |  |  |  |  |
Total Senior Notes | $ | 3,030 |  |  |  |  |  |  | $ | 3,326 |  |  |  |  |
2026 Senior Notes On September 22, 2016, we issued aggregate principal amount of $300 million in senior notes ("2026 senior notes"). The 2026 senior notes were issued at 99.624% of their principal amount. The notes will mature on September 22, 2026 and bear interest at a fixed rate of 3.05% per annum. The interest is payable semi-annually on March 22nd and September 22nd of each year and payments commenced March 22, 2017. In 2025, we reclassified the 2026 senior notes to short-term debt. In February 2016, we executed three forward-starting pay fixed/receive variable interest rate swaps for the notional amount of $300 million in connection with future interest payments to be made on our 2026 senior notes issued on September 15, 2016. The swap arrangements were terminated on September 15, 2016 with a payment of $10 million, and we recognized this as a deferred loss in accumulated other comprehensive income (loss) which is being amortized to interest expense over the life of the 2026 senior notes. The remaining loss to be amortized related to the interest rate swap agreements at October 31, 2025 was $1 million. 2027 Senior Notes On September 9, 2024, we issued an aggregate principal amount of $600 million in senior notes ("2027 senior notes"). The 2027 senior notes were issued at 99.866% of their principal amount. The notes will mature on September 9, 2027, and bear interest at a fixed rate of 4.20% per annum. The interest is payable semi-annually on March 9th and September 9th of each year and payments commenced on March 9, 2025. 2029 Senior Notes On September 16, 2019, we issued an aggregate principal amount of $500 million in senior notes ("2029 senior notes"). The 2029 senior notes were issued at 99.316% of their principal amount. The notes will mature on September 15, 2029, and bear interest at a fixed rate of 2.75% per annum. The interest is payable semi-annually on March 15th and September 15th of each year and payments commenced on March 15, 2020. In August 2019, we executed treasury lock agreements for $250 million in connection with future interest payments to be made on our 2029 senior notes issued on September 16, 2019. We designated the treasury lock as a cash flow hedge. The treasury lock contracts were terminated on September 6, 2019 and we recognized a deferred loss of $6 million in accumulated other comprehensive income which is being amortized to interest expense over the life of the 2029 senior notes. The remaining loss to be amortized related to the treasury lock agreements at October 31, 2025 was $2 million. 2030 Senior Notes On June 4, 2020, we issued an aggregate principal amount of $500 million in senior notes ("2030 senior notes"). The 2030 senior notes were issued at 99.812% of their principal amount. The 2030 senior notes will mature on June 4, 2030, and bear interest at a fixed rate of 2.10% per annum. The interest is payable semi-annually on June 4th and December 4th of each year and payments commenced on December 4, 2020. 2031 Senior Notes On March 12, 2021, we issued an aggregate principal amount of $850 million in senior notes ("2031 senior notes"). The 2031 senior notes were issued at 99.822% of their principal amount. The 2031 senior notes will mature on March 12, 2031, and bear interest at a fixed rate of 2.30% per annum. The interest is payable semi-annually on March 12th and September 12th of each year and payments commenced on September 12, 2021. 2034 Senior Notes On September 9, 2024, we issued an aggregate principal amount of $600 million in senior notes ("2034 senior notes"). The 2034 senior notes were issued at 99.638% of their principal amount. The 2034 senior notes will mature on September 9, 2034, and bear interest at a fixed rate of 4.75% per annum. The interest is payable semi-annually on March 9th and September 9th of each year and payments commenced on March 9, 2025. All outstanding senior notes listed above are unsecured and rank equally in right of payment with all of our other senior unsecured indebtedness Term Loan Facility On April 15, 2022, we entered into a term loan agreement with a group of financial institutions, which provided for a $600 million delayed draw term loan with a maturity date of April 15, 2025. During the year ended October 31, 2024, we repaid in full the outstanding $600 million principal amount of our term loan facility. As of October 31, 2024, the term loan facility was terminated. Other Loans In connection with the BIOVECTRA acquisition we have two interest-free loans from the Strategic Innovation Fund ("SIF"). The loans are repayable in quarterly and yearly installments through 2040 at a weighted average imputed interest rate of 4.7 percent. In addition, we have two interest-free loans with the Atlantic Canada Opportunities Agency ("ACOA"). The loans are repayable in monthly installments through 2029 at a weighted average imputed interest rate of 4.5 percent. As of October 31, 2025 and 2024, the non-current portion of these loans of $20 million (including additional draw and measurement period adjustment) and $19 million, respectively, was recorded in long-term debt.

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