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v3.23.3

Consolidated Condensed Balance Sheets (Current Period Unaudited) (Parentheticals) - USD ($) shares in Thousands, $ in Thousands | Sep. 30, 2023 | Dec. 31, 2022
--- | --- | ---
Cash and cash equivalents | $ 3,899 | $ 4,313
Accounts receivable | 4,579 | 1,264
Inventory Valuation Reserves | 1,040 | 1,040
Tax Credit Sales receivable | 55,164 | 0
Prepaid expenses | 2,895 | 4,248
Other current assets | 3,811 | 3,653
Property, plant and equipment, net | 188,076 | 180,441
Operating lease right-of-use assets | 2,159 | 2,449
Other assets | 8,713 | 6,088
Accounts payable | 28,800 | 26,168
Short term borrowings | 42,415 | 36,754
Current portion of operating lease liability | 390 | 338
Other current liabilities | 12,746 | 7,268
Other long term debt | 20,288 | 11,678
Operating lease liability | $ 1,890 | $ 2,189
Common Stock, Par Value (in dollars per share) | $ 0.001 | $ 0.001
Common Stock, Shares Authorized (in shares) | 80,000 | 80,000
Common Stock, Shares Issued (in shares) | 39,388 | 35,869
Common Stock, Shares Outstanding (in shares) | 39,388 | 35,869
Series B Convertible Preferred Stock [Member] |  |
Series B Preferred Stock, Par Value (in dollars per share) | $ 0.001 | $ 0.001
Series B Preferred Stock, Authorized (in shares) | 7,235 | 7,235
Series B Preferred Stock, Shares Issued (in shares) | 1,260 | 1,270
Series B Preferred Stock, Shares Outstanding (in shares) | 1,260 | 1,270
Aggregate Liquidation Preference | $ 3,780 | $ 3,810
Convertible Series B Preferred Stock Subject to Mandatory Redemption [Member] |  |
Financial Instruments Subject to Mandatory Redemption, Settlement Terms, Share Value, Amount, Noncurrent | 137,778 | 116,000
Variable Interest Entity, Primary Beneficiary [Member] |  |
Cash and cash equivalents | 139 | 165
Accounts receivable | 73 | 165
Tax Credit Sales receivable | 55,164 | 0
Prepaid expenses | 1,937 | 858
Other current assets | 401 | 725
Property, plant and equipment, net | 75,284 | 71,633
Operating lease right-of-use assets | 165 | 224
Other assets | 5,267 | 3,458
Accounts payable | 7,103 | 9,192
Short term borrowings | 23,942 | 19,831
Current portion of operating lease liability | 46 | 41
Other current liabilities | 1,614 | 645
Other long term debt | 9,230 | 31
Operating lease liability | 80 | 115
Variable Interest Entity, Primary Beneficiary [Member] | Convertible Series B Preferred Stock Subject to Mandatory Redemption [Member] |  |
Financial Instruments Subject to Mandatory Redemption, Settlement Terms, Share Value, Amount, Noncurrent | $ 137,778 | $ 116,000

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