Acquisitions and Investments (Schedule of Unaudited Pro Forma Information) (Details) (Specialized Industries LP, USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended	9 Months Ended
Sep. 30, 2014	Sep. 30, 2013	Sep. 30, 2014	Sep. 30, 2013
Specialized Industries LP
Business Acquisition [Line Items]
Net Sales	$ 233,175	$ 205,071	$ 658,657	$ 610,180
Net Income	$ 13,367	$ 12,081	$ 31,224	$ 31,282
Diluted Earnings per Share	$ 1.10	$ 0.99	$ 2.55	$ 2.56

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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.

+ References

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-Publisher FASB

-Name Accounting Standards Codification

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 260

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