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v3.21.2

Notes Payable - Additional Information (Details) $ / shares in Units, $ in Millions | 1 Months Ended | 6 Months Ended |  |
--- | --- | --- | --- | ---
May 31, 2021 Installment | Sep. 30, 2019 USD ($) yr Installment $ / shares shares | Jun. 30, 2021 | 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 |  | 5.00% |  |  |
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
Line of credit facility frequency of payments principal and interest | Installment | 24 |  |  |  |
Debt instrument, frequency of periodic payment |  |  | monthly |  |
Debt modification, new effective interest rate |  |  |  | 10.58% |
Loan Agreement | Minimum |  |  |  |  |
Short Term Debt [Line Items] |  |  |  |  |
Debt instrument, interest rate, effective percentage |  |  |  | 4.50% |
Loan Agreement | Maximum |  |  |  |  |
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 |  |  |
Term C Loan |  |  |  |  |
Short Term Debt [Line Items] |  |  |  |  |
Borrowing capacity under loan agreement |  | $ 5.0 |  |  |

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