Goodwill and Other Intangible Assets - Summary of Intangible Assets Subject to Amortization (Detail) (USD $) In Thousands, unless otherwise specified	Apr. 30, 2015	Oct. 31, 2014
Finite-Lived Intangible Assets [Line Items]
Carrying Amount	$ 372,373	$ 381,262
Accumulated Amortization	101,436	89,952
Net Book Value	270,937us-gaap_FiniteLivedIntangibleAssetsNet	291,310us-gaap_FiniteLivedIntangibleAssetsNet
Customer Relationships [Member]
Finite-Lived Intangible Assets [Line Items]
Carrying Amount	194,102	200,028
Accumulated Amortization	48,552	41,910
Net Book Value	145,550	158,118
Patent/Technology Costs [Member]
Finite-Lived Intangible Assets [Line Items]
Carrying Amount	91,520	93,799
Accumulated Amortization	29,485	27,030
Net Book Value	62,035	66,769
Trade Names [Member]
Finite-Lived Intangible Assets [Line Items]
Carrying Amount	77,392	77,846
Accumulated Amortization	14,471	12,173
Net Book Value	62,921	65,673
Non-compete Agreements [Member]
Finite-Lived Intangible Assets [Line Items]
Carrying Amount	7,993	8,220
Accumulated Amortization	7,614	7,600
Net Book Value	379	620
Other [Member]
Finite-Lived Intangible Assets [Line Items]
Carrying Amount	1,366	1,369
Accumulated Amortization	1,314	1,239
Net Book Value	$ 52	$ 130

Accumulated amount of amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life.

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 350

-SubTopic 30

-Section 50

-Paragraph 2

-Subparagraph (a)(1)

-URI http://asc.fasb.org/extlink&oid=26713463&loc=d3e16323-109275

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Amount before amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life.

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