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v3.21.1

Notes Payable - Additional Information (Details) $ / shares in Units, $ in Millions | 1 Months Ended |  |
--- | --- | --- | ---
Sep. 30, 2019 USD ($) yr Installment $ / shares shares | Apr. 23, 2021 | Dec. 31, 2020 USD ($)
Short Term Debt [Line Items] |  |  |
Term Loan maturity date | Jun. 01, 2024 |  |
Fair value of the warrants at the date of issuance | $ 0.3 |  |
Expected Term |  |  |
Short Term Debt [Line Items] |  |  |
Warrants and rights outstanding, measurement input | yr | 10 |  |
Volatility |  |  |
Short Term Debt [Line Items] |  |  |
Warrants and rights outstanding, measurement input | 92.78 |  |
Risk Free Rate |  |  |
Short Term Debt [Line Items] |  |  |
Warrants and rights outstanding, measurement input | 1.68 |  |
Expected Dividend |  |  |
Short Term Debt [Line Items] |  |  |
Warrants and rights outstanding, measurement input | 0 |  |
Line of Credit |  |  |
Short Term Debt [Line Items] |  |  |
Debt instrument, frequency of periodic payment | monthly |  |
Debt instrument, interest rate, basis for effective rate | prime rate |  |
Percentage of final principal payment | 4.50% |  |
Required notice period for debt prepayment | 30 days |  |
Debt prepayment fee as percent on year one | 3.00% |  |
Debt prepayment fee as percent on year two | 2.00% |  |
Debt prepayment fee as percent from year three | 1.00% |  |
Debt issuance costs | $ 0.1 |  |
Debt instrument, interest rate, effective percentage | 10.97% |  |
Line of Credit | Prime Rate |  |  |
Short Term Debt [Line Items] |  |  |
Debt instrument, basis spread on variable rate | 3.00% |  |
Line of Credit | Minimum |  |  |
Short Term Debt [Line Items] |  |  |
Debt instrument, interest rate, stated percentage | 8.25% |  |
Loan Agreement |  |  |
Short Term Debt [Line Items] |  |  |
Borrowing capacity under loan agreement | $ 20.0 |  |
Additional funding not eligible |  |  | $ 10.0
Loan Agreement | Minimum | Subsequent Event |  |  |
Short Term Debt [Line Items] |  |  |
Debt instrument, interest rate, effective percentage |  | 4.50% |
Loan Agreement | Maximum | Subsequent Event |  |  |
Short Term Debt [Line Items] |  |  |
Debt instrument, interest rate, effective percentage |  | 5.00% |
Term A Loan |  |  |
Short Term Debt [Line Items] |  |  |
Borrowings under loan agreement | $ 10.0 |  |
Line of credit facility frequency of payments principal and interest | Installment | 36 |  |
Lenders warrants exercisable for shares | shares | 80,428 |  |
Warrants exercisable, per share exercise price | $ / shares | $ 3.73 |  |
Term B Loan |  |  |
Short Term Debt [Line Items] |  |  |
Borrowing capacity under loan agreement | $ 5.0 |  |
Percentage of lenders additional warrants to purchase shares of company's common stock | 3.00% |  |
Term C Loan |  |  |
Short Term Debt [Line Items] |  |  |
Borrowing capacity under loan agreement | $ 5.0 |  |
Percentage of lenders additional warrants to purchase shares of company's common stock | 3.00% |  |
Term A Loan & Term B Loan |  |  |
Short Term Debt [Line Items] |  |  |
Line of credit facility frequency of payments principal and interest | Installment | 30 |  |

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