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Acquisitions - Schedule Results of Operations Since Acquisition (Details)	3 Months Ended
	Mar. 31, 2019 USD ($)
American Stainless Tubing, Inc.
Business Acquisition [Line Items]
Net sales	$ 9,513,220
Income before income taxes	107,121
Marcegalia USA, Inc. - Galvanized
Business Acquisition [Line Items]
Net sales	6,692,235
Income before income taxes	$ 346,403

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- Definition

This element represents the amount of earnings or loss of the acquiree since the acquisition date included in the consolidated income statement for the reporting period.

+ References

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
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-Section 50
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