Condensed Consolidated Statements of Operations - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2016	Jun. 30, 2015	Jun. 30, 2016	Jun. 30, 2015
Net sales	$ 207,902	$ 214,051	$ 390,709	$ 401,416
Freight billed to customers	662	735	1,280	1,341
Total revenues	208,564	214,786	391,989	402,757
Cost of sales	158,153	157,896	301,604	303,372
Gross profit	50,411	56,890	90,385	99,385
Selling, general and administrative expenses	30,673	36,390	64,808	70,789
Income from operations	19,738	20,500	25,577	28,596
Other income	802	846	787	1,673
Earnings before interest and income taxes	20,540	21,346	26,364	30,269
Interest expense	5,154	4,538	10,398	9,061
Income before income taxes	15,386	16,808	15,966	21,208
Provision for income taxes	6,691	2,414	6,553	3,702
Net income	$ 8,695	$ 14,394	$ 9,413	$ 17,506
Net income per share:
Basic	$ 0.40	$ 0.66	$ 0.43	$ 0.80
Diluted	0.40	0.65	0.43	0.78
Dividends declared per share	$ 0.115	$ 0.11	$ 0.23	$ 0.22