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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, 2019 | Oct. 31, 2018
Other Intangible Assets |  |
Weighted-Average Useful Life | 15 years 6 months | 14 years 3 months 18 days
Gross Carrying Amount | $ 309,285 | $ 148,865
Accumulated Amortization | (91,223) | (73,797)
Net | 218,062 | 75,068
Non-amortizable - trade names | 134,312 | 30,581
Total other intangible assets, gross | 443,597 | 179,446
Total other intangible assets, net | $ 352,374 | $ 105,649
Patents |  |
Other Intangible Assets |  |
Weighted-Average Useful Life | 9 years 10 months 24 days | 9 years 10 months 24 days
Gross Carrying Amount | $ 18,230 | $ 18,235
Accumulated Amortization | (13,102) | (12,297)
Net | $ 5,128 | $ 5,938
Non-compete agreements |  |
Other Intangible Assets |  |
Weighted-Average Useful Life | 5 years 6 months | 5 years 6 months
Gross Carrying Amount | $ 6,868 | $ 6,872
Accumulated Amortization | (6,786) | (6,771)
Net | $ 82 | $ 101
Customer-related |  |
Other Intangible Assets |  |
Weighted-Average Useful Life | 18 years 4 months 24 days | 18 years 6 months
Gross Carrying Amount | $ 220,390 | $ 89,622
Accumulated Amortization | (33,547) | (23,653)
Net | $ 186,843 | $ 65,969
Developed technology |  |
Other Intangible Assets |  |
Weighted-Average Useful Life | 7 years 7 months 6 days | 7 years 7 months 6 days
Gross Carrying Amount | $ 51,911 | $ 31,029
Accumulated Amortization | (31,289) | (28,471)
Net | $ 20,622 | $ 2,558
Trade names |  |
Other Intangible Assets |  |
Weighted-Average Useful Life | 15 years 4 months 24 days | 5 years
Gross Carrying Amount | $ 7,496 | $ 2,307
Accumulated Amortization | (2,109) | (1,805)
Net | $ 5,387 | $ 502
Backlog and other |  |
Other Intangible Assets |  |
Weighted-Average Useful Life | 7 months 6 days | 1 year
Gross Carrying Amount | $ 4,390 | $ 800
Accumulated Amortization | (4,390) | (800)
Net | $ 0 | $ 0

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