Notes Payable (Details Narrative) - USD ($) $ / shares in Units, $ in Thousands |
3 Months Ended | 9 Months Ended | 12 Months Ended |
|---|---|---|---|
Mar. 31, 2020 |
Sep. 30, 2021 |
Dec. 31, 2020 |
|
| Debt Instrument [Line Items] | |||
| Secured convertible notes | $ 17,613 | $ 21,280 | |
| Conversion of debt | 7,500 | ||
| Accrued interest included in the conversion of debt | $ 40 | ||
| Shares issued upon conversion of debt | 1,256,143 | ||
| 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 convertible notes | $ 17,500 | $ 17,500 | |
| Terms of debt conversion | At the option of the holders at any time prior to maturity, $10 million in principal amount of the 2020 Secured Convertible Notes, which are held by a customer who is a stockholder and has a representative on the Company’s Board of Directors, are convertible to the Company’s common stock at a conversion price of $6.00, and $7.5 million in principal amount of the 2020 Secured Convertible Notes are convertible at a price of $10.14, subject in both cases to adjustments as set forth in the SPA and the note agreements. | The First Closing Notes may be converted at a price of $6.00 per share, subject to certain adjustments set forth in the SPA, and may not be pre-paid without the consent of the noteholder, provided that the Company must offer to pre-pay such other noteholder on the same terms and conditions. | |
| Term of secured notes | 5 years | ||
| Interest rate terms | bear interest at a rate equal to the sum of (i) the greater of (a) the three (3)-month London Interbank Offered Rate (“LIBOR”) 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. | ||
| Additional rights, description | 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 $5.0 million in aggregate principal amount of Second Closing Note and an additional $10.0 million in aggregate principal amount of Third Closing Note (as defined in the SPA; together, with the Second Closing Note, the “Additional Convertible Notes”), provided that such 2020 Convertible Noteholder has the right, but not the obligation, to purchase such notes. The Additional Convertible Notes would also mature on the fifth anniversary of the Closing Date. | ||
| Security Purchase Agreement | First Closing Notes | |||
| Debt Instrument [Line Items] | |||
| Secured convertible notes | $ 200 | $ 400 | |
| Conversion of debt | 7,500 | ||
| Accrued interest included in the conversion of debt | $ 40 | ||
| Shares issued upon conversion of debt | 1,256,143 | ||
| Commitment fee | 200 | ||
| Reversal of commitment fee | 200 | ||
| Security Purchase Agreement | Second Closing Note | |||
| Debt Instrument [Line Items] | |||
| Secured convertible notes | $ 3,100 | ||
| Closing price per share | $ 14.34 | ||
| Security Purchase Agreement Amended | The "2020 Convertible Noteholders" | |||
| Debt Instrument [Line Items] | |||
| Secured convertible notes, terms and conditions | the Company and the 2020 Convertible Noteholders entered into the Amendment to the SPA, 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 the Second Closing Notes to $10.14 per share, subject to certain adjustments set forth in the SPA. |