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Description of Business and Summary of Significant Accounting Policies - Additional Information (Details) - USD ($) | 12 Months Ended |  |  |
--- | --- | --- | --- | ---
Dec. 31, 2021 | Dec. 31, 2020 | Jan. 01, 2021 | Dec. 31, 2019 | Dec. 31, 2018
Significant Accounting Policies [Line Items] |  |  |  |  |
Cash and cash equivalents | $ 66,810,000 | $ 24,624,000 |  | $ 46,637,000 | $ 27,455,000
Accumulated deficit | 162,962,000 | 61,084,000 |  |  |
Allowance for doubtful accounts | 0 | 0 |  |  |
Impairment of long-lived assets | $ 0 | $ 0 |  |  |
Common stock, par value | $ 0.0001 | $ 0.0001 |  |  |
Intangible assets, net | $ 4,425,000 | $ 0 |  |  |
Number of months required to fund operating and capital expenditure | 12 months |  |  |  |
Operating lease right-of-use assets | $ 10,284,000 |  | $ 1,700,000 |  |
Operating lease liabilities | $ 10,327,000 |  | 1,700,000 |  |
Deferred rent liability |  |  | $ 100,000 |  |
Intangible assets, Term | 5 years |  |  |  |
Private Warrants [Member] |  |  |  |  |
Significant Accounting Policies [Line Items] |  |  |  |  |
Dividend yield | 0.00% |  |  |  |
Money Market Funds [Member] |  |  |  |  |
Significant Accounting Policies [Line Items] |  |  |  |  |
Cash and cash equivalents | $ 445,000,000.0 |  |  |  |
Credit Concentration Risk [Member] | Accounts Receivable [Member] | Customer One [Member] |  |  |  |  |
Significant Accounting Policies [Line Items] |  |  |  |  |
Number of customer accounted for accounts receivable | one customer | one customer |  |  |
Concentration risk, percentage | 90.00% | 68.00% |  |  |
Credit Concentration Risk [Member] | Accounts Payable [Member] | Two Vendors [Member] |  |  |  |  |
Significant Accounting Policies [Line Items] |  |  |  |  |
Concentration risk, percentage | 37.00% | 62.00% |  |  |
Number of vendors accounted for accounts payable | two vendors | two vendors |  |  |

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