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Goodwill and Other Intangible Assets - Components of Other Intangible Assets (Details) - USD ($) $ in Thousands | 12 Months Ended
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Oct. 31, 2020 | Oct. 31, 2019
Other Intangible Assets |  |
Gross Carrying Amount | $ 328,698 | $ 309,285
Accumulated Amortization | (110,905) | (91,223)
Net | 217,793 | 218,062
Indefinite-lived - trade names | 190,512 | 134,312
Total other intangible assets, gross | 519,210 | 443,597
Total other intangible assets, net | $ 408,305 | $ 352,374
Estimated useful life (years) | 15 years 6 months | 15 years 6 months
Patents |  |
Other Intangible Assets |  |
Gross Carrying Amount | $ 18,257 | $ 18,230
Accumulated Amortization | (13,919) | (13,102)
Net | $ 4,338 | $ 5,128
Estimated useful life (years) | 9 years 10 months 24 days | 9 years 10 months 24 days
Non-compete agreements |  |
Other Intangible Assets |  |
Gross Carrying Amount | $ 6,892 | $ 6,868
Accumulated Amortization | (6,831) | (6,786)
Net | $ 61 | $ 82
Estimated useful life (years) | 5 years 6 months | 5 years 6 months
Customer-related |  |
Other Intangible Assets |  |
Gross Carrying Amount | $ 239,634 | $ 220,390
Accumulated Amortization | (48,005) | (33,547)
Net | $ 191,629 | $ 186,843
Estimated useful life (years) | 18 years 2 months 12 days | 18 years 4 months 24 days
Developed technology |  |
Other Intangible Assets |  |
Gross Carrying Amount | $ 51,995 | $ 51,911
Accumulated Amortization | (35,208) | (31,289)
Net | $ 16,787 | $ 20,622
Estimated useful life (years) | 7 years 7 months 6 days | 7 years 7 months 6 days
Trade names |  |
Other Intangible Assets |  |
Gross Carrying Amount | $ 7,530 | $ 7,496
Accumulated Amortization | (2,552) | (2,109)
Net | $ 4,978 | $ 5,387
Estimated useful life (years) | 15 years 4 months 24 days | 15 years 4 months 24 days
Backlog and other |  |
Other Intangible Assets |  |
Gross Carrying Amount | $ 4,390 | $ 4,390
Accumulated Amortization | (4,390) | (4,390)
Net | $ 0 | $ 0
Estimated useful life (years) | 7 months 6 days | 7 months 6 days

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- Definition Useful life of finite-lived intangible assets, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. + References No definition available. + Details
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- Definition Accumulated amount of amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (a)(1) -URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16323-109275 + Details
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- Definition Amount before amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 928 -SubTopic 340 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6473545&loc=d3e61844-108004 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (a)(1) -URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16323-109275 + Details
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- Definition Carrying amount (original costs adjusted for previously recognized amortization and impairment) as of the balance sheet date for the rights acquired through registration of a trade name to gain or protect exclusive use thereof for a projected indefinite period of benefit. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16323-109275 + Details
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