Pro Forma Results (Details) (Radar, Finnveden and Pleasant Prairie [Member], USD $) In Thousands, except Per Share data, unless otherwise specified	12 Months Ended
Oct. 31, 2014	Oct. 31, 2013
Radar, Finnveden and Pleasant Prairie [Member]
Business Acquisition [Line Items]
Amortization of Intangible Assets	$ 505	$ 836
Revenue	1,137,126	997,574
Net income	$ 24,811	$ 27,821
Basic earnings per share	$ 1.45	$ 1.64
Diluted earnings per share	$ 1.44	$ 1.63

Business Combination, Pro Forma Information, Amortization of Intangible Assets

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- Definition

Pro forma basic earnings per share or earnings per unit, which is commonly presented in initial public offerings based on the terms of the offering.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 260

-SubTopic 10

-Section 50

-Paragraph 1

-URI http://asc.fasb.org/extlink&oid=6371337&loc=d3e3550-109257

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-Name Regulation S-X (SX)

-Number 210

-Section 02

-Paragraph b

-Subparagraph 7

-Article 11

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- Definition

The pro forma net Income or Loss for the period as if the business combination or combinations had been completed at the beginning of a period.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 805

-SubTopic 10

-Section 50

-Paragraph 2

-Subparagraph (h)(2)-(3)

-URI http://asc.fasb.org/extlink&oid=25497992&loc=d3e1392-128463

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The pro forma revenue for a period as if the business combination or combinations had been completed at the beginning of the period.

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Pro forma diluted earnings per share, which is commonly presented in initial public offerings.

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