Notes Payable (Details Narrative) - USD ($) $ / shares in Units, $ in Thousands |
3 Months Ended | 12 Months Ended |
|---|---|---|
Mar. 31, 2021 |
Dec. 31, 2020 |
|
| Debt Instrument [Line Items] | ||
| Secured notes | $ 24,515 | $ 21,280 |
| 2010 Junior Secured Notes Payable | ||
| Debt Instrument [Line Items] | ||
| Repayment of secured debt | 2,800 | |
| Payments for accrued interest | 900 | |
| Security Purchase Agreement | The "2020 Convertible Noteholders" | ||
| Debt Instrument [Line Items] | ||
| Secured notes | $ 17,500 | |
| Term of secured notes | 5 years | |
| Interest rate terms | Bears interest at a rate equal to the sum of (i) the greater of (a) the three (3)-month London Interbank Offered Rate and (b) two percent (2%), plus (ii) a margin of 2% on the outstanding balance of the First Closing Notes, payable quarterly on the first business day of each calendar quarter. | |
| Conversion price, per share | $ 6.00 | |
| Secured convertible notes, terms and conditions | At the Closing Date, the SPA gave the Company the right, but not the obligation, to request, at any time on or prior to January 11, 2022, that one of the 2020 Convertible Noteholders purchase an additional $5,000,000 in aggregate principal amount of the Second Closing Note and an additional $10,000,000 in aggregate principal amount of the Third Closing Note (as defined in the SPA; together, with the Second Closing Note, the “Additional Closing Notes”), provided that such 2020 Convertible Noteholder has the right, but not the obligation, to purchase such notes. The Additional Closing Notes would also mature on the fifth anniversary of the Closing Date. | |
| Security Purchase Agreement | The "2020 Convertible Noteholders" Amendment | ||
| Debt Instrument [Line Items] | ||
| Conversion price, per share | $ 10.14 | |
| Secured convertible notes, terms and conditions | The Company and the 2020 Convertible Noteholders entered into an amendment to the SPA (the “Amendment”), the terms of which, among other provisions, provided for: (a) an increase in the principal amount of the Second Closing Note to $7.5 million; (b) a revision of the interest rate to be borne by the Second Closing Note to consist of: (i) cash interest of 2% per annum, payable quarterly; and (ii) payment-in-kind interest of 5% per annum, accruable quarterly as an addition to the unpaid principal balance of the Second Closing Note; and (c) an increase in the conversion price of notes issued under the terms of the SPA, as amended, to $10.14 per share, subject to certain adjustments set forth in the SPA. Upon execution of the Amendment, the Company issued the Second Closing Note. | |
| Security Purchase Agreement | First Closing Notes | ||
| Debt Instrument [Line Items] | ||
| Secured notes | 300 | $ 400 |
| Unamortized financing costs | $ 200 | 200 |
| Security Purchase Agreement | Second Closing Note | ||
| Debt Instrument [Line Items] | ||
| Secured notes | $ 3,100 | |
| Conversion price, per share | $ 14.34 |