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Acquisition of Ansys - Schedule of Aggregate Purchase Consideration and Allocation (Details) $ / shares in Units, shares in Thousands, $ in Thousands | Jul. 17, 2025 USD ($) $ / shares shares | Jul. 31, 2025 USD ($) shares | Oct. 31, 2024 USD ($) shares
--- | --- | --- | ---
Allocations |  |  |
Goodwill |  | $ 26,945,723 | $ 3,448,850
Common stock, shares outstanding (in shares) | shares |  | 185,460 | 154,112
Share price (in USD per share) | $ / shares | $ 571.20 |  |
Ansys, Inc |  |  |
Allocations |  |  |
Common stock, shares outstanding (in shares) | shares | 88,100 |  |
Ansys, Inc |  |  |
Business Combination, Contingent Consideration [Line Items] |  |  |
Cash for outstanding common stock and equity awards | $ 17,613,185 |  |
Fair value of common stock issued for outstanding common stock and equity awards | 17,100,000 |  |
Fair value of assumed Ansys equity awards attributable to pre-combination services | 130,963 |  |
Settlement of pre-existing relationships | 8,794 |  |
Total purchase consideration | 34,858,480 |  |
Less: cash acquired | (931,740) |  |
Total purchase consideration, net of cash acquired | 33,926,740 |  |
Allocations |  |  |
Total current assets | 902,639 |  |
Property and equipment | 105,193 |  |
Goodwill | 23,493,632 |  |
Intangible assets | 12,990,000 |  |
Other long-term assets | 256,210 |  |
Deferred revenue | (637,076) |  |
Other current liabilities | (310,082) |  |
Long-term deferred revenue | (34,070) |  |
Long-term deferred tax liabilities | (2,677,401) |  |
Other long-term liabilities | (162,305) |  |
Total purchase consideration allocation | $ 33,926,740 |  |
Business acquisition, share price (in USD per share) | $ / shares | $ 199.91 |  |
Business acquisition, exchange ratio | 0.3399 |  |
Ansys, Inc | Common Stock |  |  |
Business Combination, Contingent Consideration [Line Items] |  |  |
Fair value of common stock issued for outstanding common stock and equity awards | $ 17,105,538 |  |
Allocations |  |  |
Stock issued for acquisition (in shares) | shares | 30,000 |  |

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