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Acquisition - Summary of Unaudited Pro Forma Financial Information (Details) - USD ($)
$ / shares in Units, $ in Thousands
3 Months Ended 6 Months Ended
Jun. 30, 2018
Jun. 30, 2018
Business Acquisition Pro Forma Information [Abstract]    
Net sales $ 239,663 $ 476,948
Income from continuing operations $ 1,326 $ 5,177
Income per share from continuing operations $ 0.03 $ 0.12