Condensed Consolidated Statements of Operations (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2013	Jun. 30, 2012	Jun. 30, 2013	Jun. 30, 2012
Net sales	$ 209,904	$ 209,247	$ 393,380	$ 397,076
Freight billed to customers	771	759	1,523	1,467
Total revenues	210,675	210,006	394,903	398,543
Cost of sales	153,213	153,659	295,209	299,140
Gross profit	57,462	56,347	99,694	99,403
Selling, general and administrative expenses	29,635	27,378	56,032	55,504
Special charges	(85)	0	4,229	0
Income from operations	27,912	28,969	39,433	43,899
Loss on redemption of debt	(2,518)	(31,075)	(2,518)	(31,075)
Other income (expense)	51	427	(384)	(164)
Earnings (loss) before interest and income taxes	25,445	(1,679)	36,531	12,660
Interest expense	8,126	9,957	16,561	20,365
Income (loss) before income taxes	17,319	(11,636)	19,970	(7,705)
Provision (benefit) for income taxes	4,883	(1,493)	5,545	1,797
Net income (loss)	$ 12,436	$ (10,143)	$ 14,425	$ (9,502)
Net income (loss) per share:
Basic	$ 0.58	$ (0.49)	$ 0.68	$ (0.46)
Diluted	$ 0.57	$ (0.49)	$ 0.66	$ (0.46)
Dividends per share	$ 0	$ 0	$ 0	$ 0