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ACQUISITIONS (Other - Total Consideration) (Details) - USD ($) $ in Thousands | 12 Months Ended
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Oct. 31, 2023 | Oct. 31, 2022 | Oct. 31, 2021
Business Acquisition [Line Items] |  |  |
Cash paid, net | $ 2,421,788 | $ 347,308 | $ 136,500
FY2023 Acquisitions |  |  |
Business Acquisition [Line Items] |  |  |
Cash paid | 20,000 |  |
Less: cash acquired | 0 |  |
Cash paid, net | 20,000 |  |
Business Combination, Consideration Transferred, Equity Interests Issued and Issuable | 0 |  |
Contingent purchase consideration | 0 |  |
Additional purchase consideration | 0 |  |
Total purchase consideration | $ 20,000 |  |
FY2022 Acquisitions |  |  |
Business Acquisition [Line Items] |  |  |
Cash paid |  | 348,606 |
Less: cash acquired |  | (1,815) |
Cash paid, net |  | 346,791 |
Business Combination, Consideration Transferred, Equity Interests Issued and Issuable |  | 75,005 |
Contingent purchase consideration |  | 29,732 |
Additional purchase consideration |  | 5,758 |
Total purchase consideration |  | $ 457,286 |
FY2021 Acquisitions [Member] |  |  |
Business Acquisition [Line Items] |  |  |
Cash paid |  |  | 136,995
Less: cash acquired |  |  | (616)
Cash paid, net |  |  | 136,379
Contingent purchase consideration |  |  | 18,334
Additional purchase consideration |  |  | 292
Total purchase consideration |  |  | $ 155,005

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