CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Mar. 31, 2018	Dec. 31, 2017
Current assets:
Cash	$ 2,776	$ 3,823
Accounts receivable, net of allowance of $80 and $353 in 2018 and 2017, respectively	14,193	11,825
Receivables from related party	1,788	1,042
Inventories, net	19,929	20,563
Income taxes receivable	458	499
Prepaid expenses	583	957
Other current assets	451	684
Total current assets	40,178	39,393
Property, plant and equipment (including from consolidated VIE $17,415 and $17,415 in 2018 and 2017, respectively)	371,657	370,761
Accumulated depreciation	(89,076)	(85,003)
Net property, plant and equipment	282,581	285,758
Restricted cash (including from consolidated VIE $4 and $3 in 2018 and 2017, respectively)	154	3
VAT receivable	19	242
Intangible assets, net of accumulated amortization of $4,644 and $4,411 in 2018 and 2017, respectively	13,346	13,579
Goodwill	7,560	7,560
Total assets	343,838	346,535
Current liabilities:
Accounts payable	11,472	12,068
Accounts payable to related party	3,735	3,390
Accrued liabilities	2,294	3,202
Short-term notes payable	29	317
Current portion of long-term debt (Note 7)	172,158	168,903
Total current liabilities	189,688	187,880
Long-term debt including capital leases, less current portion (Note 7)	32	33
Other long-term liabilities (from consolidated VIE)	5,258	5,240
Deferred income taxes	9,340	11,595
Commitment and contingencies (Note 4)
Stockholders' equity:
Common stock, $.001 par value, 25,000,000 shares authorized, 10,670,348 and 10,670,348 shares issued and outstanding in 2018 and 2017, respectively	11	11
Additional paid-in capital	104,386	104,359
Retained earnings	35,123	37,417
Total stockholders' equity	139,520	141,787
Total liabilities and stockholders' equity	$ 343,838	$ 346,535