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Condensed Consolidated Balance Sheets (Current Period Unaudited) - USD ($)
$ in Thousands
Jun. 30, 2023
Dec. 31, 2022
Current assets:    
Cash and cash equivalents $ 8,121 $ 11,451
Accounts receivable, net 4,763 16,326
Inventories, net 47 205
Prepaid expenses and other current assets 1,051 2,186
Assets held for sale 0 2,049
Total current assets 13,982 32,217
Property, plant and equipment:    
Cost 111,219 103,368
Less: accumulated depreciation (59,726) (55,699)
Property, Plant and Equipment, Net 51,493 47,669
Goodwill 4,314 4,314
Investments in foreign joint ventures 11,339 11,606
Right-of-use assets and other noncurrent assets 550 774
Total assets 81,678 96,580
Current liabilities:    
Accounts payable 1,805 4,474
Accrued liabilities 10,171 19,642
Current portion of finance and operating lease obligations 170 133
Total current liabilities 13,719 27,532
Long-term notes payable, net of current portion and debt issuance costs 8,349 8,650
Long-term portion of finance and operating lease obligations 82 183
Other noncurrent liabilities 0 348
Total liabilities 22,150 36,713
Commitments and contingencies (Note 11)
Stockholders’ Equity:    
Preferred stock; $0.001 par value, 1,000,000 shares authorized, no shares issued and outstanding at June 30, 2023 and December 31, 2022 0 0
Common stock; $0.001 par value, 37,500,000 shares authorized, 18,478,829 and 18,420,067 shares issued and outstanding at June 30, 2023 and December 31, 2022, respectively 19 19
Additional paid-in capital 101,319 100,137
Accumulated other comprehensive income (349) 82
Accumulated deficit (41,461) (40,371)
Total stockholders’ equity 59,528 59,867
Total liabilities and stockholders’ equity 81,678 96,580
Nonrelated Party [Member]    
Current liabilities:    
Current portion of long-term notes payable 338 848
Related Party [Member]    
Current liabilities:    
Current portion of long-term notes payable $ 1,235 $ 2,435