Goodwill and Other Intangible Assets - Summary of Intangible Assets Subject to Amortization (Detail) - USD ($) $ in Thousands	Jul. 31, 2016	Oct. 31, 2015
Finite Lived Intangible Assets [Line Items]
Carrying Amount	$ 390,198	$ 392,684
Accumulated Amortization	135,380	115,258
Net Book Value	254,818	277,426
Customer Relationships [Member]
Finite Lived Intangible Assets [Line Items]
Carrying Amount	200,596	201,282
Accumulated Amortization	68,077	56,315
Net Book Value	132,519	144,967
Patent/Technology Costs [Member]
Finite Lived Intangible Assets [Line Items]
Carrying Amount	96,422	98,063
Accumulated Amortization	36,800	32,764
Net Book Value	59,622	65,299
Trade Names [Member]
Finite Lived Intangible Assets [Line Items]
Carrying Amount	82,786	83,022
Accumulated Amortization	20,873	17,003
Net Book Value	61,913	66,019
Non-compete Agreements [Member]
Finite Lived Intangible Assets [Line Items]
Carrying Amount	8,996	8,952
Accumulated Amortization	8,235	7,819
Net Book Value	761	1,133
Other [Member]
Finite Lived Intangible Assets [Line Items]
Carrying Amount	1,398	1,365
Accumulated Amortization	1,395	1,357
Net Book Value	$ 3	$ 8