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CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2017 | Dec. 31, 2016
Operating activities: |  |
Net loss | $ (31,770) | $ (15,636)
Adjustments to reconcile net loss to net cash provided by (used in) operating activitites: |  |
Share-based compensation | 1,101 | 747
Stock issued for services | 118 | 0
Depreciation | 4,622 | 4,670
Debt related amortization expense | 5,399 | 5,723
Intangibles and other amortization expense | 392 | 126
Change in fair value of warrant liability | 0 | (25)
Gain on extinguishment of debt | 0 | (2,033)
Loss on sale/disposal of assets | 0 | 11
Changes in operating assets and liabilities: |  |
Accounts receivable | (1,015) | (403)
Inventories | (2,370) | 1,504
Prepaid expenses | 371 | (28)
Other current assets and other assets | (425) | 890
Accounts payable | 2,580 | (2,097)
Accrued interest expense and fees, net of payments | 10,812 | 6,448
Other liabilities | 1,497 | 474
Net cash provided by (used in) operating activities | (8,688) | 371
Investing activities: |  |
Capital expenditures | (1,116) | (629)
Net cash used in investing activities | (1,116) | (629)
Financing activities: |  |
Proceeds from borrowings | 14,798 | 20,583
Repayments of borrowings | (10,037) | (18,956)
GAFI proceeds from borrowings | 3,614 | 0
Net cash provided by financing activities | 8,375 | 1,627
Effect of exchange rate changes on cash and cash equivalents | 371 | (166)
Net cash and cash equivalents increase (decrease) for period | (1,058) | 1,203
Cash and cash equivalents at beginning of period | 1,486 | 283
Cash and cash equivalents at end of period | 428 | 1,486
Supplemental disclosures of cash flow information, cash paid: |  |
Interest paid | 3,092 | 4,894
Income taxes paid | 6 | 6
Supplemental disclosures of cash flow information, non-cash transactions: |  |
Subordinated debt extension fees added to debt | 680 | 680
Fair value of warrants issued to subordinated debt holders | 321 | 579
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 | 1,169 | 0
Settlement of accounts payable through transfer of equipment | 0 | 66
Settlement of subordinated debt through issuing stock | 132 | 0
GAFI plant, property & equipment acquired with debt | 15,431 | 0
Payment of TEC bridge loan added to GAFI Revolving loan | 3,669 | 0
Debt exchanged for prepaid interest on GAFI Term loan | $ 2,250 | $ 0

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- Definition The cash outflow to settle a bank borrowing during the year. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 15 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=98514028&loc=d3e3291-108585 + Details
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Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

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- Definition The aggregate amount of noncash, equity-based employee remuneration. This may include the value of stock or unit options, amortization of restricted stock or units, and adjustment for officers' compensation. As noncash, this element is an add back when calculating net cash generated by operating activities using the indirect method. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=98514028&loc=d3e3602-108585 + Details
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Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

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- References No definition available. + Details
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Balance Type: | na
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