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Condensed Consolidated Balance Sheets (Current Period Unaudited) - USD ($)
$ in Thousands
Sep. 30, 2024
Dec. 31, 2023
Current assets:    
Cash and cash equivalents $ 12,393 $ 5,374
Accounts receivable, net 5,766 7,752
Inventories, net 218 169
Prepaid expenses and other current assets 2,072 1,677
Total current assets 20,449 14,972
Property, plant and equipment:    
Cost 116,137 110,646
Less: accumulated depreciation (63,727) (61,167)
Property, Plant and Equipment, Net 52,410 49,479
Goodwill 4,314 4,314
Investments in foreign joint ventures 11,557 12,009
Right-of-use assets and other noncurrent assets 620 525
Total assets 89,350 81,299
Current liabilities:    
Accounts payable 10,260 5,707
Accrued liabilities 3,916 4,166
Current portion of finance and operating lease obligations 204 164
Total current liabilities 16,530 11,719
Long-term notes payable, net of current portion and debt issuance costs 7,111 7,747
Long-term portion of finance and operating lease obligations 354 21
Total liabilities 23,995 19,487
Commitments and contingencies (Note 10)
Stockholders’ Equity:    
Preferred stock; $0.001 par value, 1,000,000 shares authorized, no shares issued and outstanding at September 30, 2024 and December 31, 2023 0 0
Common stock; $0.001 par value, 37,500,000 shares authorized, 18,585,014 and 18,573,391 shares issued and outstanding at September 30, 2024 and December 31, 2023, respectively 19 19
Additional paid-in capital 103,132 102,057
Accumulated other comprehensive loss (43) (18)
Accumulated deficit (37,753) (40,246)
Total stockholders’ equity 65,355 61,812
Total liabilities and stockholders’ equity 89,350 81,299
Nonrelated Party [Member]    
Current liabilities:    
Current portion of long-term notes payable $ 2,150 $ 1,682