Goodwill and Other Intangible Assets - Summary of Intangible Assets Subject to Amortization (Detail) - USD ($) $ in Thousands	Jan. 31, 2020	Oct. 31, 2019
Finite Lived Intangible Assets [Line Items]
Carrying Amount	$ 744,365	$ 744,337
Accumulated Amortization	312,834	298,762
Net Book Value	431,531	445,575
Customer Relationships [Member]
Finite Lived Intangible Assets [Line Items]
Carrying Amount	479,942	480,007
Accumulated Amortization	183,178	173,996
Net Book Value	296,764	306,011
Patent/Technology Costs [Member]
Finite Lived Intangible Assets [Line Items]
Carrying Amount	154,849	154,735
Accumulated Amortization	74,792	71,663
Net Book Value	80,057	83,072
Trade Names [Member]
Finite Lived Intangible Assets [Line Items]
Carrying Amount	96,651	96,655
Accumulated Amortization	42,950	41,303
Net Book Value	53,701	55,352
Non-compete Agreements [Member]
Finite Lived Intangible Assets [Line Items]
Carrying Amount	11,526	11,540
Accumulated Amortization	10,524	10,406
Net Book Value	1,002	1,134
Other [Member]
Finite Lived Intangible Assets [Line Items]
Carrying Amount	1,397	1,400
Accumulated Amortization	1,390	1,394
Net Book Value	$ 7	$ 6