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CONSOLIDATED CONDENSED STATEMENTS OF CASH FLOWS (Unaudited) - USD ($)
$ in Thousands
 6 Months Ended
Jun. 30, 2017
Jun. 30, 2016
Operating activities:    
Net loss $ (14,514) $ (10,096)
Adjustments to reconcile net loss to net cash used in operating activities:    
Share-based compensation 604 401
Depreciation 2,298 2,353
Debt related amortization expense 2,847 2,844
Intangibles and other amortization expense 64 63
Change in fair value of warrant liability 3 12
Changes in operating assets and liabilities:    
Accounts receivable 338 472
Inventories (2,705) 1,682
Prepaid expenses (321) 118
Other current assets and other assets (99) (1,624)
Accounts payable 1,140 (3,141)
Accrued interest expense and fees, net of payments 4,826 5,243
Other liabilities 675 766
Net cash used in operating activities (4,844) (907)
Investing activities:    
Capital expenditures (511) (400)
Net cash used in investing activities (511) (400)
Financing activities:    
Proceeds from borrowings 10,833 4,006
Repayments of borrowings (6,589) (2,310)
Net cash provided by financing activities 4,244 1,696
Effect of exchange rate changes on cash and cash equivalents 292 (81)
Net cash and cash equivalents increase (decrease) for period (819) 308
Cash and cash equivalents at beginning of period 1,486 283
Cash and cash equivalents at end of period 667 591
Supplemental disclosures of cash flow information, cash paid:    
Interest paid 1,273 542
Income taxes paid 6 6
Supplemental disclosures of cash flow information, non-cash transactions:    
Subordinated debt extension fees added to debt 340 340
Fair value of warrants issued to subordinated debt holders 174 328
Repurchase of common stock added to TEC promissory note 451 0
Senior debt extension and waiver fees added to debt 4,446 4,940
TEC promissory note fees and fees for Goodland transaction 1,620 0
Settlement of accounts payable through transfer of equipment $ 0 $ 66