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CONSOLIDATED CONDENSED STATEMENTS OF CASH FLOWS (Unaudited) - USD ($)
$ in Thousands
 6 Months Ended
Jun. 30, 2015
Jun. 30, 2014
Operating activities:    
Net income (loss) $ (14,930) $ 10,409
Adjustments to reconcile net income (loss) to net cash provided by (used in) operating activitites:    
Share-based compensation 533 290
Stock issued in connection with consultant services 204 0
Depreciation 2,388 2,302
Debt related amortization expense 4,128 4,620
Intangibles and other amortization expense 64 64
Change in fair value of warrant liability (41) 119
Loss on extinguishment of debt 330 115
Loss on sale/ disposal of assets 0 119
Changes in operating assets and liabilities:    
Accounts receivable (888) 1,946
Inventory (963) (865)
Prepaid expenses 431 (117)
Other current assets and other assets (98) (396)
Accounts payable (78) (180)
Accrued interest expense and fees, net of payments 4,799 372
Other liabilities 592 489
Net cash provided by (used in) operating activities (3,529) 19,287
Investing activities:    
Capital expenditures (15) (467)
Proceeds from the sale of assets 0 99
Net cash used in investing activities (15) (368)
Financing activities:    
Proceeds from borrowings 25,459 1,966
Repayments of borrowings (18,939) (21,025)
Issuance of common stock for services, option and warrant exercises 21 4
Net cash provided by (used in) financing activities 6,541 (19,055)
Effect of exchange rate changes on cash and cash equivalents (4) (10)
Net cash and cash equivalents increase for period 2,993 (146)
Cash and cash equivalents at beginning of period 332 4,926
Cash and cash equivalents at end of period 3,325 4,780
Supplemental disclosures of cash flow information, cash paid:    
Interest payments 245 4,809
Income tax expense 6 6
Supplemental disclosures of cash flow information, non-cash transactions:    
Proceeds from exercise of stock options applied to accounts payable 21 16
Issuance of warrants to subordinated debt holders 668 95
Transfer between debt and other liabilities 0 438
Stock issued in connection with services 204 715
Repurchase of common stock on revolver loan advance 7,818 0
Exercise of conversion feature on note to equity $ 0 $ 47