REVENUES - Contract with Customer, Asset and Liability (Details) - USD ($) |
3 Months Ended | |
---|---|---|
Jan. 31, 2022 |
Oct. 31, 2021 |
|
Revenue from Contract with Customer [Abstract] | ||
Billed trade receivables | $ 1,102,700,000 | $ 1,057,600,000 |
Unbilled trade receivables | 141,300,000 | 112,100,000 |
Costs incurred in excess of amounts billed | 69,100,000 | 52,500,000 |
Capitalized commissions | 27,900,000 | $ 27,800,000 |
Capitalized contract price | 3,500,000 | |
Capitalized contract cost, amortization | (3,500,000) | |
Capitalized contract cost, impairment loss | 0 | |
Contract with Customer, Liabilities [Roll Forward] | ||
Contract liabilities, balance at beginning of period | 58,500,000 | |
Additional contract liabilities | 72,700,000 | |
Recognition of deferred revenue | (63,200,000) | |
Contract liabilities, balance at end of period | $ 68,000,000.0 |