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CONSOLIDATED CONDENSED STATEMENTS OF CASH FLOWS (Unaudited) - USD ($)
 6 Months Ended
Jun. 30, 2021
Jun. 30, 2020
Operating activities:    
Net loss $ (28,669,000) $ (9,860,000)
Adjustments to reconcile net loss to net cash provided by (used in) operating activities:    
Share-based compensation 1,116,000 635,000
Depreciation 2,764,000 2,262,000
Debt related fees and amortization expense 1,905,000 1,904,000
Intangibles and other amortization expense 24,000 24,000
Gain on debt extinguishments (1,134) 0
Accretion and other expenses of Series A preferred units 5,743 2,322
Deferred tax benefit 0 (263,000)
Provision for bad debts 144,000 0
Changes in operating assets and liabilities:    
Accounts receivable (70,000) (3,233,000)
Inventories (610,000) (1,016,000)
Prepaid expenses (4,393,000) (339,000)
Other assets 2,588,000 1,570,000
Accounts payable (2,711,000) 721,000
Accrued interest expense and fees 4,361,000 10,433,000
Other liabilities 729,000 (302,000)
Net cash (used in) provided by operating activities (18,213,000) 4,858,000
Investing activities:    
Capital expenditures (12,935,000) (8,621,000)
Grant proceeds received for capital expenditures 1,224,000 0
Net cash used in investing activities (11,711,000) (8,621,000)
Financing activities:    
Proceeds from borrowings 0 6,861,000
Repayments of borrowings (53,523,000) (7,524,000)
Grant proceeds received for capital expenditures 115 0
Payments on finance leases (247,000) (702,000)
Proceeds from issuance of common stock in equity offering 86,319,000 0
Proceeds from the exercise of stock options 1,032,000 0
Proceeds from Series A preferred units financing 3,130,000 7,902,000
Series A preferred financing redemption (300,000) 0
Net cash provided by financing activities 36,526,000 6,537,000
Effect of exchange rate changes on cash and cash equivalents (19,000) (20,000)
Net change in cash and cash equivalents for period 6,583,000 2,754,000
Cash and cash equivalents at beginning of period 592,000 656,000
Cash and cash equivalents at end of period 7,175,000 3,410,000
Supplemental disclosures of cash flow information, cash paid:    
Cash paid for interest 5,425,000 539,000
Income taxes paid 7,000 8,000
Supplemental disclosures of cash flow information, non-cash transactions:    
Subordinated debt extension fees added to debt 340,000 340,000
Fair value of warrants issued to subordinated debt holders 281,000 93,000
TEC debt extension, waiver fees, promissory notes fees added to debt 1,215,000 1,076,000
Capital expenditures in accounts payable 4,948,000 2,132,000
Operating lease liabilities arising from obtaining right of use assets 0 2,632,000
Financing lease liabilities arising from obtaining right of use assets 0 2,881,000
Capital expenditures purchased on financing 55,000 5,652,000
Issuance of RSAs to pay off accounts payable $ 893,000 $ 0