Acquisitions (Details) (USD $)	3 Months Ended	9 Months Ended
Nov. 30, 2014	Nov. 30, 2013	Nov. 30, 2014	Nov. 30, 2013	Jun. 30, 2014
Business Acquisition [Line Items]
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Liabilities					$ 300,000
Aquilex [Member]
Business Acquisition, Pro Forma Information [Abstract]
Net Sales	224,833,465	197,755,000	634,375,500	593,807,000
Net Income	$ 19,965,321	$ 19,212,000	$ 48,659,422	$ 52,659,000
Earnings Per Common Share
Basic earnings per share (usd per share)	$ 0.78	$ 0.75	$ 1.90	$ 2.07
Diluted Earnings Per Share (usd per share)	$ 0.77	$ 0.75	$ 1.89	$ 2.05

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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.

+ 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)

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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.

+ References

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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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Amount of liabilities assumed at the acquisition date.

+ References

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

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-Name Accounting Standards Codification

-Topic 805

-SubTopic 20

-Section 50

-Paragraph 1

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-URI http://asc.fasb.org/extlink&oid=39739317&loc=d3e4845-128472

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