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REVENUES - Schedule of Contract Asset and Liability (Details) - USD ($) | 9 Months Ended |
--- | --- | ---
Jul. 31, 2025 | Oct. 31, 2024
Revenue from Contract with Customer [Abstract] |  |
Billed trade receivables | $ 1,262,400,000 | $ 1,282,900,000
Unbilled trade receivables | 257,700,000 | 124,000,000.0
Costs incurred in excess of amounts billed | 159,100,000 | 162,100,000
Capitalized commissions | 32,400,000 | $ 30,800,000
Capitalized contract price | 15,100,000 |
Amortization of previously capitalized contract costs | 13,500,000 |
Impairment loss recorded on costs capitalized | 0 |
Contract with Customer, Liabilities [Roll Forward] |  |
Contract liabilities, balance at beginning of period | 118,200,000 |
Additional contract liabilities | 295,300,000 |
Recognition of deferred revenue | (261,900,000) |
Contract liabilities, balance at end of period | $ 151,600,000 |

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- Definition Contract With Customer, Asset, Billed Trade Receivable, Current + References No definition available. + Details
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- Definition Contract With Customer, Asset, Capitalized Commissions + References No definition available. + Details
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- Definition Contract With Customer, Asset, Costs Incurred In Excess Of Amounts Billed, Current + References No definition available. + Details
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- Definition Contract With Customer, Asset, Increase (Decrease) For New Capitalized Costs + References No definition available. + Details
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- Definition Contract With Customer, Asset, Unbilled Trade Receivables, Current + References No definition available. + Details
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- Definition Contract With Customer, Liability, Other, Increase (Decrease) For Additional Contract Liabilities + References No definition available. + Details
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- Definition Contract with Customer, Liabilities [Roll Forward] + References No definition available. + Details
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- Definition Amount of amortization expense for asset recognized from cost incurred to obtain or fulfill contract with customer. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 340 -SubTopic 40 -Name Accounting Standards Codification -Section 50 -Paragraph 3 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479483/340-40-50-3 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 220 -SubTopic 40 -Name Accounting Standards Codification -Section 50 -Paragraph 22 -Subparagraph (f) -Publisher FASB -URI https://asc.fasb.org/1943274/2147476148/220-40-50-22 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Topic 220 -SubTopic 40 -Name Accounting Standards Codification -Section 50 -Paragraph 22 -Subparagraph (d) -Publisher FASB -URI https://asc.fasb.org/1943274/2147476148/220-40-50-22 + Details
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