Consolidated Statement of Income Statement - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2017	Mar. 31, 2016
Net sales	$ 199,830	$ 202,880
Cost of sales	(148,070)	(146,960)
Gross profit	51,760	55,920
Selling, general and administrative expenses	(36,020)	(39,470)
Operating profit	15,740	16,450
Other expense, net:
Interest expense	(3,550)	(3,440)
Other expense, net	(610)	(60)
Other expense, net	(4,160)	(3,500)
Income before income tax expense	11,580	12,950
Income tax expense	(4,590)	(4,650)
Net income	$ 6,990	$ 8,300
Basic earnings per share
Net income per share	$ 0.15	$ 0.18
Weighted average common shares—basic	45,570,495	45,278,990
Diluted earnings per share
Net income per share	$ 0.15	$ 0.18
Weighted average common shares—diluted	45,908,958	45,654,816