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Stock-Based Compensation - Stock Compensation Expense (Details) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended
--- | --- | ---
Jul. 31, 2024 | Jul. 31, 2023 | Jul. 31, 2024 | Jul. 31, 2023
Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Line Items] |  |  |  |
Stock-based compensation expense before taxes | $ 181,539 | $ 144,464 | $ 540,026 | $ 421,949
Income tax benefit | (29,972) | (23,172) | (89,158) | (67,681)
Stock-based compensation expense after taxes | 151,567 | 121,292 | 450,868 | 354,268
Continuing operations |  |  |  |
Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Line Items] |  |  |  |
Stock-based compensation expense before taxes | 164,354 | 131,496 | 492,550 | 384,454
Discontinued operations |  |  |  |
Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Line Items] |  |  |  |
Stock-based compensation expense before taxes | 17,185 | 12,968 | 47,476 | 37,495
Cost of products |  |  |  |
Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Line Items] |  |  |  |
Stock-based compensation expense before taxes | 14,645 | 12,787 | 44,824 | 38,149
Cost of maintenance and service |  |  |  |
Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Line Items] |  |  |  |
Stock-based compensation expense before taxes | 9,677 | 7,765 | 28,126 | 22,451
Research and development expense |  |  |  |
Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Line Items] |  |  |  |
Stock-based compensation expense before taxes | 89,279 | 72,784 | 269,087 | 211,664
Sales and marketing expense |  |  |  |
Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Line Items] |  |  |  |
Stock-based compensation expense before taxes | 30,251 | 23,697 | 91,811 | 68,094
General and administrative expense |  |  |  |
Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Line Items] |  |  |  |
Stock-based compensation expense before taxes | $ 20,502 | $ 14,463 | $ 58,702 | $ 44,096

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- Definition Amount of expense for award under share-based payment arrangement. Excludes amount capitalized. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 718 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SAB Topic 14.F) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479830/718-10-S99-1 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 718 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (h)(1)(i) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480429/718-10-50-2 + Details
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