Condensed Consolidated Balance Sheets (Unaudited) (USD $) In Thousands, unless otherwise specified	Jun. 30, 2014	Dec. 31, 2013
Current assets:
Cash	$ 5,812	$ 3,039
Accounts receivable, net of allowance for doubtful accounts of $503 and $445, respectively	80,740	58,929
Inventories	61,541	54,530
Other current assets	9,934	9,176
Total current assets	158,027	125,674
Property, plant and equipment, net	132,681	121,089
Goodwill, net	9,384	8,624
Intangible asset, net	2,724	900
Non-current deferred tax assets	1,235	2,713
Other non-current assets	3,369	3,402
Total assets	307,420	262,402
Current liabilities:
Accounts payable	48,540	40,687
Accrued salaries, wages and benefits	13,408	11,761
Current maturities of long-term debt	4,000	10,477
Income taxes payable	3,300	1,340
Other current liabilities	6,088	5,119
Total current liabilities	75,336	69,384
Non-current deferred tax liabilities	3,962	3,844
Long-term debt, net of current portion	53,500	26,000
Other non-current liabilities	10,783	10,414
Total liabilities	143,581	109,642
Total stockholders' equity	163,839	152,760
Total liabilities and stockholders' equity	$ 307,420	$ 262,402