Goodwill and Other Intangible Assets - Summary of Intangible Assets Subject to Amortization (Detail) (USD $) In Thousands, unless otherwise specified	Jul. 31, 2014	Oct. 31, 2013
Finite-Lived Intangible Assets [Line Items]
Carrying Amount	$ 334,858	$ 336,133
Accumulated Amortization	84,775	67,060
Net Book Value	250,083	269,073
Customer Relationships [Member]
Finite-Lived Intangible Assets [Line Items]
Carrying Amount	171,219	171,489
Accumulated Amortization	38,834	28,872
Net Book Value	132,385	142,617
Patent/Technology Costs [Member]
Finite-Lived Intangible Assets [Line Items]
Carrying Amount	85,920	85,414
Accumulated Amortization	26,055	21,145
Net Book Value	59,865	64,269
Trade Names [Member]
Finite-Lived Intangible Assets [Line Items]
Carrying Amount	67,957	67,865
Accumulated Amortization	11,053	7,856
Net Book Value	56,904	60,009
Non-compete Agreements [Member]
Finite-Lived Intangible Assets [Line Items]
Carrying Amount	8,371	9,965
Accumulated Amortization	7,616	8,091
Net Book Value	755	1,874
Other [Member]
Finite-Lived Intangible Assets [Line Items]
Carrying Amount	1,391	1,400
Accumulated Amortization	1,217	1,096
Net Book Value	$ 174	$ 304