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Condensed Consolidated Balance Sheets - USD ($)
$ in Thousands
Mar. 31, 2023
Dec. 31, 2022
Current assets:    
Cash and cash equivalents $ 6,861 $ 11,451
Accounts receivable, net 9,696 16,326
Inventories, net 70 205
Prepaid expenses and other current assets 1,402 2,186
Assets held for sale 0 2,049
Total current assets 18,029 32,217
Property, plant and equipment:    
Cost 109,651 103,368
Less accumulated depreciation (57,722) (55,699)
Property, plant and equipment, net 51,929 47,669
Goodwill 4,314 4,314
Investments in foreign joint ventures 12,092 11,606
Right-of-use assets and other noncurrent assets 563 774
Total assets 86,927 96,580
Current liabilities:    
Accounts payable 3,173 4,474
Accrued liabilities 10,681 19,642
Current portion of long-term notes payable 489 848
Current portion of long-term notes payable - related parties 1,839 2,435
Current portion of finance and operating lease obligations 156 133
Total current liabilities 16,338 27,532
Long-term notes payable, net of current portion and debt issuance costs 8,661 8,650
Long-term portion of finance and operating lease obligations 112 183
Other noncurrent liabilities 89 348
Total liabilities 25,200 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 March 31, 2023 and December 31, 2022 0 0
Common stock; $0.001 par value, 37,500,000 shares authorized, 18,433,654 and 18,420,067 shares issued and outstanding at March 31, 2023 and December 31, 2022, respectively 19 19
Additional paid-in capital 100,726 100,137
Accumulated other comprehensive income 269 82
Accumulated deficit (39,287) (40,371)
Total stockholders’ equity 61,727 59,867
Total liabilities and stockholders’ equity $ 86,927 $ 96,580