v3.19.1

Notes Payable (Tables) | 12 Months Ended
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Dec. 31, 2018
Debt Disclosure [Abstract] |
Schedule of Notes Payable | Notes payable consisted of the following at December 31, 2018 and 2017 (in thousands):
|  | December 31, |
|  | 2018 |  |  | 2017 |
Class B promissory notes |  | $ | — |  |  | $ | 100 |
Class C promissory notes |  |  | — |  |  |  | 333 |
10% promissory note due on demand |  |  | — |  |  |  | 500 |
8% convertible promissory note due March 2019 |  |  | — |  |  |  | 250 |
8% secured promissory notes due July/August 2018 |  |  | 250 |  |  |  | 1,350 |
8% promissory notes due March 2019 |  |  | — |  |  |  | 715 |
0% promissory notes due May 2018 |  |  | — |  |  |  | 261 |
8% promissory note due March 2019 |  |  | — |  |  |  | 200 |
8% promissory notes due March 2019 |  |  | — |  |  |  | 1,776 |
8% secured promissory notes due March 2019 |  |  | — |  |  |  | 3,455 |
0% convertible notes due January 2021 |  |  | 275 |  |  |  | — |
4% promissory note due April 2021 |  |  | 847 |  |  |  | — |
0% promissory note due April 2019 |  |  | 418 |  |  |  | — |
8% promissory note due March 2021 |  |  | 2,107 |  |  |  | — |
12% convertible notes due October 2019 |  |  | 4,000 |  |  |  | — |
12% convertible notes due November 2019 |  |  | 1,220 |  |  |  | — |
Total face amount |  |  | 9,117 |  |  |  | 8,940 |
Unamortized discount |  |  | (1,780 | ) |  |  | (26 | )
Total carrying value |  |  | 7,337 |  |  |  | 8,914 |
Amount classified as current |  |  | 4,464 |  |  |  | 3,374 |
Amount classified as long-term |  | $ | 2,873 |  |  | $ | 5,540 |
Schedule of Maturities of Long-term Debt | Maturities of long-term debt are as follows (in thousands):
|  | Principal |
Fiscal 2019 |  | $ | 6,190 |
Fiscal 2020 |  |  | 359 |
Fiscal 2021 |  |  | 2,568 |

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- Definition Tabular disclosure of information pertaining to short-term and long-debt instruments or arrangements, including but not limited to identification of terms, features, collateral requirements and other information necessary to a fair presentation. + References No definition available. + Details
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- Definition Tabular disclosure of the combined aggregate amount of maturities and sinking fund requirements for all long-term borrowings for each of the five years following the date of the latest balance sheet date presented. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 470 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6802200&loc=d3e1835-112601 + Details
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