Stockholders' Equity - Narrative (Details) - USD ($) $ / shares in Units, shares in Millions, $ in Millions |
3 Months Ended | 9 Months Ended | |||
|---|---|---|---|---|---|
Jul. 31, 2026 |
Jul. 31, 2025 |
Jul. 31, 2026 |
Jul. 31, 2025 |
Sep. 30, 2025 |
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| Stockholders' Equity Note [Abstract] | |||||
| Share repurchase program, authorized amount for repurchase | $ 2,000.0 | ||||
| Share repurchase program, remaining authorized amount for repurchase | $ 521.7 | $ 521.7 | |||
| Stock repurchase (in shares) | 4.9 | 0.7 | 6.2 | 1.2 | |
| Treasury stock repurchase | $ 339.1 | $ 52.2 | $ 444.7 | $ 92.8 | |
| Stock repurchase at an average price (in dollars per share) | $ 69.16 | $ 71.97 | $ 71.69 | $ 73.51 | |
| X | ||||||||||
- Definition Amount authorized for purchase of share under share repurchase plan. Includes, but is not limited to, repurchase of stock and unit of ownership. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Amount remaining authorized for purchase of share under share repurchase plan. Includes, but is not limited to, repurchase of stock and unit of ownership. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- References No definition available.
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- Definition Total cost of shares repurchased divided by the total number of shares repurchased. No definition available.
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- Definition Number of shares that have been repurchased during the period and are being held in treasury. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Equity impact of the cost of common and preferred stock that were repurchased during the period. Recorded using the cost method. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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