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STOCKHOLDERS' EQUITY - Stock Repurchase Program (Details) - USD ($) $ in Millions | 3 Months Ended | 9 Months Ended |  |  |
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Jul. 31, 2023 | Jul. 31, 2022 | Jul. 31, 2023 | Jul. 31, 2022 | Mar. 01, 2023 | Jan. 09, 2023 | Feb. 18, 2021
2021 Repurchase Program [Member] |  |  |  |  |  |  |
Share repurchase program |  |  |  |  |  |  |
Share repurchase program authorized amount |  |  |  |  |  |  | $ 2,000.0
Shares repurchased and retired during period, (Shares) |  | 2,673,000 | 661,739 | 7,331,000 |  |  |
Shares repurchased and retired during period, (Value) |  | $ 323.0 | $ 99.0 | $ 1,004.0 |  |  |
Remaining authorized repurchase amount under share repurchase program | $ 1,604.0 |  | 1,604.0 |  | $ 339.0 |  |
Excise Taxes Payable | $ 2.4 |  | $ 2.4 |  |  |  |
2023 Repurchase Program |  |  |  |  |  |  |
Share repurchase program |  |  |  |  |  |  |
Share repurchase program authorized amount |  |  |  |  |  | $ 2,000.0 |
Shares repurchased and retired during period, (Shares) | 2,812,000 |  | 3,256,000 |  |  |  |
Shares repurchased and retired during period, (Value) | $ 335.0 |  | $ 396.0 |  |  |  |

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