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CONSOLIDATED STATEMENTS OF OPERATIONS (Unaudited) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Jun. 30, 2018
Jun. 30, 2017
Jun. 30, 2018
Jun. 30, 2017
Income Statement        
Net sales $ 87,006 $ 71,484 $ 164,542 $ 142,524
Cost of goods sold 67,534 55,197 127,419 111,331
Gross profit 19,472 16,287 37,123 31,193
Selling, general and administrative expenses 8,321 7,565 16,939 15,573
Operating income 11,151 8,722 20,184 15,620
Interest income 85 57 118 108
Income before income taxes 11,236 8,779 20,302 15,728
Income tax provision 2,246 2,660 3,703 4,348
Net income $ 8,990 $ 6,119 $ 16,599 $ 11,380
Earnings per share        
Basic (in dollars per share) $ 0.26 $ 0.18 $ 0.48 $ 0.33
Diluted (in dollars per share) 0.26 0.18 0.48 0.33
Dividends paid per share (in dollars per share) $ 0.10 $ 0.07 $ 0.20 $ 0.14