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RESTRUCTURING AND OTHER RELATED COSTS (Tables) | 12 Months Ended
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Oct. 31, 2025
Restructuring and Related Activities [Abstract] |
Schedule of Restructuring Reserve by Type of Cost | A summary of our aggregate liability related to the restructuring plans and the total restructuring expense since inception of those plans are shown in the table below:
| Workforce Reduction |  | Consolidation of Excess Facilities |  |  |  | Total
| (in millions)
Balance at October 31, 2023 | $ | 31 |  |  | $ | 5 |  |  |  |  | $ | 36 |
Income statement expense | 75 |  |  | 1 |  |  |  |  | 76 |
Non-cash settlements | (7) |  |  | (1) |  |  |  |  | (8) |
Cash payments | (86) |  |  | (5) |  |  |  |  | (91) |
Balance at October 31, 2024 | $ | 13 |  |  | $ | — |  |  |  |  | $ | 13 |
Income statement expense | 82 |  |  | — |  |  |  |  | 82 |
Non-cash settlements | (18) |  |  | — |  |  |  |  | (18) |
Cash payments | (60) |  |  | — |  |  |  |  | (60) |
Currency translation impact | 1 |  |  | — |  |  |  |  | 1 |
Balance at October 31, 2025 | $ | 18 |  |  | $ | — |  |  |  |  | $ | 18 |
Restructuring expense since inception of all plans: |  |  |  |  |  |  |
Fiscal Year 2025 Plan |  |  |  |  |  |  | $ | 81 |
Fiscal Year 2024 Plan |  |  |  |  |  |  | $ | 73 |
Fiscal Year 2023 Plan |  |  |  |  |  |  | $ | 50 |
Total |  |  |  |  |  |  | $ | 204 |
Non-cash settlements include accelerated share-based compensation expense related to workforce reductions and accelerated depreciation expense of right-of-use and machinery and equipment assets related to the consolidation of excess facilities. A summary of the charges in the consolidated statement of operations resulting from the restructuring plans is shown below:
|  | Years Ended
|  | October 31,
|  | 2025 |  | 2024 |  | 2023
|  | (in millions)
Cost of products and services |  | $ | 21 |  |  | $ | 13 |  |  | $ | 11 |
Research and development |  | 5 |  |  | 21 |  |  | 6 |
Selling, general and administrative |  | 56 |  |  | 42 |  |  | 29 |
Total restructuring costs |  | $ | 82 |  |  | $ | 76 |  |  | $ | 46 |
A summary of the FY25 Plan activity is shown in the table below:
| Workforce Reduction
| (in millions)
Balance at October 31, 2024 | $ | — |
Income statement expense | 81 |
Non-cash settlements | (18) |
Cash payments | (46) |
Currency translation impact | 1 |
Balance at October 31, 2025 | $ | 18 |
Total restructuring expense since inception of FY25 Plan | $ | 81 |
Non-cash settlements include accelerated share-based compensation expense related to workforce reductions. A summary of the FY24 Plan activity is shown in the table below:
| Workforce Reduction
| (in millions)
Balance at October 31, 2023 | $ | — |
Income statement expense | $ | 72 |
Non-cash settlements | $ | (7) |
Cash payments | $ | (54) |
Balance at October 31, 2024 | $ | 11 |
Income statement expense | $ | 1 |
Cash payments | $ | (12) |
Balance at October 31, 2025 | $ | — |
Total restructuring expense since inception of FY24 Plan | $ | 73 |
Non-cash settlements include accelerated share-based compensation expense related to workforce reductions. A summary of the FY23 Plan activity is shown in the table below:
| Workforce Reduction |  | Consolidation of Excess Facilities |  | Total
| (in millions)
Balance at October 31, 2023 | $ | 31 |  |  | $ | 5 |  |  | $ | 36 |
Income statement expense | 3 |  |  | 1 |  |  | 4 |
Non-cash settlements | — |  |  | (1) |  |  | (1) |
Cash payments | (32) |  |  | (5) |  |  | (37) |
Balance at October 31, 2024 | $ | 2 |  |  | $ | — |  |  | $ | 2 |
Cash payments | (2) |  |  | — |  |  | (2) |
Balance at October 31, 2025 | $ | — |  |  | $ | — |  |  | $ | — |
Total restructuring expense since inception of the FY23 Plan |  |  |  |  | $ | 50 |
Non-cash settlements include accelerated depreciation expense of right-of-use and machinery and equipment assets related to the consolidation of excess facilities.

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- Definition Tabular disclosure of an entity's restructuring reserve that occurred during the period associated with the exit from or disposal of business activities or restructurings for each major type of cost. This element may also include a description of any reversal and other adjustment made during the period to the amount of an accrued liability for restructuring activities. This element may be used to encapsulate the roll forward presentations of an entity's restructuring reserve by type of cost and in total, and explanation of changes that occurred in the period. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 420 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 2 -Subparagraph (SAB Topic 5.P.4.b.2) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479823/420-10-S99-2 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 420 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (b)(2) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482017/420-10-50-1 + Details
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