Acquisitions (Details) (Aquilex [Member], USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended
May 31, 2014	May 31, 2013
Aquilex [Member]
Business Acquisition, Pro Forma Information [Abstract]
Net Sales	$ 216,126	$ 206,270
Net Income	$ 14,925	$ 17,429
Earnings Per Common Share
Basic earnings per share (usd per share)	$ 0.58	$ 0.68
Diluted Earnings Per Share (usd per share)	$ 0.58	$ 0.68

The pro forma basic net income per share for a period as if the business combination or combinations had been completed at the beginning of a period.

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 diluted net income per share for a period as if the business combination or combinations had been completed at the beginning of a period.

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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.

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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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