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Note 2 - Acquisition of Chicago Tube and Iron Company: (Detail) - Pro Forma Results (USD $) In Thousands, except Per Share data, unless otherwise specified | 3 Months Ended | 6 Months Ended
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Jun. 30, 2011 | Jun. 30, 2011
Net sales (in Dollars) | $ 358,789 | $ 713,888
Net income (in Dollars) | $ 9,602 | $ 20,917
Basic earnings per common share | $ 0.88 | $ 1.91
Diluted earnings per common share | $ 0.88 | $ 1.91

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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 SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph b -Subparagraph 7 -Article 11 + Details
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