Consolidated Balance Sheets - USD ($) $ in Thousands	Jun. 30, 2016	Dec. 31, 2015
Current assets:
Cash	$ 68	$ 112
Accounts receivable (less allowance for doubtful accounts of $419 and $249, respectively)	20,033	17,683
Inventory, net	84,749	83,373
Other current assets	2,585	2,584
Total current assets	107,435	103,752
Property, plant and equipment, net	188,246	193,505
Other long-term assets	84	45
Total assets	295,765	297,302
Current liabilities:
Accounts payable	18,539	11,850
Accrued employment costs	3,442	3,256
Current portion of long-term debt	4,564	3,000
Other current liabilities	934	640
Total current liabilities	27,479	18,746
Long-term debt	67,036	72,884
Deferred income taxes	18,301	20,666
Other long-term liabilities	30	29
Total liabilities	112,846	112,325
Commitments and contingencies (Note 6)
Stockholders' equity:
Senior preferred stock, par value $0.001 per share; 1,980,000 shares authorized; 0 shares issued and outstanding
Common stock, par value $0.001 per share; 20,000,000 shares authorized; 7,489,746 and 7,404,193 shares issued, respectively	7	7
Additional paid-in capital	56,013	54,829
Retained earnings	129,189	132,431
Treasury stock, at cost; 292,855 common shares held	(2,290)	(2,290)
Total stockholders' equity	182,919	184,977
Total liabilities and stockholders' equity	$ 295,765	$ 297,302