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Condensed Consolidated Statements of Cash Flows (USD $) In Thousands, unless otherwise specified | 9 Months Ended
--- | ---
Sep. 30, 2014 | Sep. 30, 2013
CASH FLOWS FROM OPERATING ACTIVITIES: |  |
Net loss | $ (36,707) | $ (150,816)
Adjustments to reconcile loss to net cash used in operating activities: |  |
Depreciation and amortization | 155 | 179
Excess tax benefit from stock-based awards | (1) | (966)
Current portion of long-term debt | 816 | 8,381
Amortization of debt discount and debt issuance costs | 4,039 | 13,232
Amortization of intangible asset | 484 | 485
Gain on changes in fair value of derivative liabilities | (11,870) | (21,059)
Gain on extinguishment of debt | (38,034) |
Deferred income taxes | 82 | (6,389)
Shares issued for services |  | 27
Change in lease liability |  | 3
Changes in assets and liabilities: |  |
Restricted cash | 400 | (1,400)
Accounts receivable | (3,022) | (3,721)
Inventories | 14,805 | (5,821)
Other current assets | (1,371) | (283)
Other non-current assets | 2,017 | (384)
Deferred revenue | (1,703) |
Accounts payable and other current liabilities | 5,456 | (1,714)
Net cash used in operating activities | (58,685) | (157,255)
CASH FLOWS FROM INVESTING ACTIVITIES: |  |
Purchases of equipment |  | (14)
Net cash used in investing activities |  | (14)
CASH FLOWS FROM FINANCING ACTIVITIES: |  |
Proceeds from issuance of common stock, net of transaction costs |  | 121,206
Refund of equity issuance costs | 3,191 |
Proceeds from exercise of stock options, net of transaction costs | 307 | 627
Proceeds from exercise of warrants, net of transaction costs | 1,651 | 120
Debt issuance costs | (2,480) |
Excess tax benefit from stock-based awards | 1 | 966
Payments under capital leases | (64) | (7)
Net cash provided by financing activities | 2,606 | 122,912
NET DECREASE IN CASH AND CASH EQUIVALENTS | (56,079) | (34,357)
CASH AND CASH EQUIVALENTS, BEGINNING OF PERIOD | 191,514 | 260,242
CASH AND CASH EQUIVALENTS, END OF PERIOD | 135,435 | 225,885
Cash paid during the year for: |  |
Interest | 8,622 | 5,250
Income taxes | 581 | 1,395
Supplemental disclosure of non-cash items: |  |
Reacquisition of conversion option in convertible notes | 10,100 |
Options and Restricted Stock Units |  |
Adjustments to reconcile loss to net cash used in operating activities: |  |
Stock-based compensation | 6,272 | 14,170
Warrant |  |
Adjustments to reconcile loss to net cash used in operating activities: |  |
Stock-based compensation | $ (503) | $ (1,179)

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- Definition The portion of profit or loss for the period, net of income taxes, which is attributable to the parent. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3602-108585 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6371337&loc=d3e3550-109257 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Other Comprehensive Income -URI http://asc.fasb.org/extlink&oid=6519514 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Net Income -URI http://asc.fasb.org/extlink&oid=6518256 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 225 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-04.19) -URI http://asc.fasb.org/extlink&oid=6879464&loc=d3e573970-122913 Reference 6: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 225 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03.18) -URI http://asc.fasb.org/extlink&oid=26872669&loc=d3e20235-122688 Reference 7: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 225 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-04.22) -URI http://asc.fasb.org/extlink&oid=6879464&loc=d3e573970-122913 Reference 8: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 03 -Paragraph 19 -Article 5 Reference 9: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 04 -Paragraph 20 -Article 9 + Details
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- Definition The cash outflow paid to third parties in connection with debt origination, which will be amortized over the remaining maturity period of the associated long-term debt. + 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 (e) -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3291-108585 + Details
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- Definition The cash outflow associated with the acquisition of long-lived, physical assets that are used in the normal conduct of business to produce goods and services and not intended for resale; includes cash outflows to pay for construction of self-constructed assets. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Investing Activities -URI http://asc.fasb.org/extlink&oid=6516133 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 13 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3213-108585 + Details
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- Definition The cash inflow from the additional capital contribution to the entity. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Financing Activities -URI http://asc.fasb.org/extlink&oid=6513228 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 14 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3255-108585 + Details
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- Definition The cash outflow for the obligation for a lease meeting the criteria for capitalization (with maturities exceeding one year or beyond the operating cycle of the entity, if longer). + 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=31042434&loc=d3e3291-108585 + Details
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- Definition The net change in the difference between the fair value and the carrying value, or in the comparative fair values, of derivative instruments, including options, swaps, futures, and forward contracts, held at each balance sheet date, that was included in earnings for the period. + 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 (b) -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3602-108585 + Details
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