Goodwill and Other Intangible Assets - Summary of Intangible Assets Subject to Amortization (Detail) - USD ($) $ in Thousands	Jan. 31, 2018	Oct. 31, 2017
Finite Lived Intangible Assets [Line Items]
Carrying Amount	$ 755,312	$ 736,924
Accumulated Amortization	207,325	189,744
Net Book Value	547,987	547,180
Customer Relationships [Member]
Finite Lived Intangible Assets [Line Items]
Carrying Amount	487,946	480,536
Accumulated Amortization	113,320	102,033
Net Book Value	374,626	378,503
Patent/Technology Costs [Member]
Finite Lived Intangible Assets [Line Items]
Carrying Amount	156,919	150,581
Accumulated Amortization	52,741	48,669
Net Book Value	104,178	101,912
Trade Names [Member]
Finite Lived Intangible Assets [Line Items]
Carrying Amount	97,322	93,281
Accumulated Amortization	30,215	28,366
Net Book Value	67,107	64,915
Non-compete Agreements [Member]
Finite Lived Intangible Assets [Line Items]
Carrying Amount	11,732	11,142
Accumulated Amortization	9,657	9,298
Net Book Value	2,075	1,844
Other [Member]
Finite Lived Intangible Assets [Line Items]
Carrying Amount	1,393	1,384
Accumulated Amortization	1,392	1,378
Net Book Value	$ 1	$ 6