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v3.21.2

Lease - Additional Information (Details) | 1 Months Ended | 3 Months Ended | 9 Months Ended
--- | --- | --- | ---
Sep. 30, 2021 | Feb. 28, 2021 ft² | Sep. 30, 2021 USD ($) | Sep. 30, 2020 USD ($) | Sep. 30, 2021 USD ($) | Sep. 30, 2020 USD ($)
Lessee, Lease, Description [Line Items] |  |  |  |  |  |
Lease agreement termination date | 2021-09 |  |  |  |  |
Rent expense |  |  | $ 200,000 |  | $ 400,000 | $ 100,000
Maximum |  |  |  |  |  |
Lessee, Lease, Description [Line Items] |  |  |  |  |  |
Rent expense |  |  |  | $ 100,000 |  |
Crossing Holdings, LLC |  |  |  |  |  |
Lessee, Lease, Description [Line Items] |  |  |  |  |  |
Area of lease space | ft² |  | 12,370 |  |  |  |
Lease commencement date |  |  |  |  | 2021-09 |
Lease term |  | 72 months |  |  |  |
Option to renew lease term ends, year |  |  |  |  | 2027 |
Lessee, Operating Lease, Existence of Option to Extend [true false] |  | true |  |  |  |
Lease term, option to extend period |  |  |  |  | three years |
Percentage of annual increase in lease payments |  | 3.00% |  |  |  |
Operating lease remaining lease term | 5 years 10 months 24 days |  | 5 years 10 months 24 days |  | 5 years 10 months 24 days |
Operating lease right-of-use asset discount rate | 7.15% |  | 7.15% |  | 7.15% |

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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. + References No definition available. + Details
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- Definition Discount rate used by lessee to determine present value of operating lease payments. + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 20 -Section 50 -Paragraph 3 -Subparagraph (c)(3) -URI http://asc.fasb.org/extlink&oid=123408670&loc=SL77918673-209980 + Details
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- Definition Description of terms and conditions of option to extend lessee's operating lease. Includes, but is not limited to, information about option recognized as part of right-of-use asset and lease liability. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 20 -Section 50 -Paragraph 3 -Subparagraph (a)(3) -URI http://asc.fasb.org/extlink&oid=123408670&loc=SL77918673-209980 + Details
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- Definition Amount of single lease cost, calculated by allocation of remaining cost of lease over remaining lease term. Includes, but is not limited to, single lease cost, after impairment of right-of-use asset, calculated by amortization of remaining right-of-use asset and accretion of lease liability. + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 20 -Section 55 -Paragraph 53 -URI http://asc.fasb.org/extlink&oid=123414884&loc=SL77918982-209971 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 20 -Section 50 -Paragraph 4 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=123408670&loc=SL77918686-209980 + Details
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