Consolidated Balance Sheets - USD ($) $ in Thousands	Mar. 31, 2018	Dec. 31, 2017
Current assets:
Cash	$ 228	$ 207
Accounts receivable (less allowance for doubtful accounts of $456 and $456, respectively)	33,593	24,990
Inventory, net	119,961	116,663
Other current assets	4,047	4,404
Total current assets	157,829	146,264
Property, plant and equipment, net	173,870	174,444
Other long-term assets	8,854	523
Total assets	340,553	321,231
Current liabilities:
Accounts payable	28,371	34,898
Accrued employment costs	3,501	4,075
Current portion of long-term debt	6,718	4,707
Other current liabilities	1,177	1,268
Total current liabilities	39,767	44,948
Long-term debt, net	93,187	75,006
Deferred income taxes	10,361	9,605
Other long-term liabilities, net	3,015	4
Total liabilities	146,330	129,563
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; 7,558,040 and 7,550,642 shares issued, respectively	8	8
Additional paid-in capital	59,001	58,514
Other comprehensive income (loss)	(151)	(93)
Retained earnings	137,655	135,529
Treasury stock, at cost; 292,855 common shares held	(2,290)	(2,290)
Total stockholders’ equity	194,223	191,668
Total liabilities and stockholders’ equity	$ 340,553	$ 321,231