Summary of Significant Accounting Policies - Disaggregated revenue (Details) - USD ($) $ in Thousands |
3 Months Ended | 9 Months Ended | ||
|---|---|---|---|---|
Sep. 30, 2021 |
Sep. 30, 2020 |
Sep. 30, 2021 |
Sep. 30, 2020 |
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| Disaggregation of Revenue [Line Items] | ||||
| Subscription revenue | $ 2,305 | $ 794 | $ 5,118 | $ 1,743 |
| Total revenue | 8,367 | 1,461 | 16,846 | 2,750 |
| Maintenance revenue included in subscription revenue | 500 | 200 | 1,000 | 400 |
| Product revenue | ||||
| Disaggregation of Revenue [Line Items] | ||||
| Revenue | 5,345 | 349 | 10,299 | 422 |
| Subscription revenue | ||||
| Disaggregation of Revenue [Line Items] | ||||
| Subscription revenue | 2,305 | 794 | 5,118 | 1,743 |
| Service revenue | ||||
| Disaggregation of Revenue [Line Items] | ||||
| Revenue | 717 | 318 | 1,429 | 585 |
| Service revenue | ||||
| Disaggregation of Revenue [Line Items] | ||||
| Revenue | 417 | 165 | 773 | 170 |
| Maintenance revenue | ||||
| Disaggregation of Revenue [Line Items] | ||||
| Revenue | $ 300 | $ 153 | $ 656 | $ 415 |
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- Definition Represents the amount of maintenance revenue included in subscription revenue. No definition available.
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. No definition available.
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- Definition The total amount of revenue recognized for the period from operating leases, including minimum lease revenue, contingent revenue, percentage revenue and sublease revenue. Reference 1: http://fasb.org/us-gaap/role/ref/otherTransitionRef
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- Definition Amount, excluding tax collected from customer, of revenue from satisfaction of performance obligation by transferring promised good or service to customer. Tax collected from customer is tax assessed by governmental authority that is both imposed on and concurrent with specific revenue-producing transaction, including, but not limited to, sales, use, value added and excise. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount of revenue recognized from goods sold, services rendered, insurance premiums, or other activities that constitute an earning process. Includes, but is not limited to, investment and interest income before deduction of interest expense when recognized as a component of revenue, and sales and trading gain (loss). Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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