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Commitments and Contingencies - Additional Information (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2021 | Dec. 31, 2020
Loss Contingencies [Line Items] |  |
Weighted-average incremental borrowing rate | 7.78% | 4.20%
Lease expense | $ 81 | $ 59
Minimum |  |
Loss Contingencies [Line Items] |  |
Weighted-average incremental borrowing rate | 4.22% |
Maximum |  |
Loss Contingencies [Line Items] |  |
Weighted-average incremental borrowing rate | 8.72% |

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- Definition Weighted average discount rate for operating lease calculated at point in time. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 20 -Section 50 -Paragraph 4 -Subparagraph (g)(4) -URI http://asc.fasb.org/extlink&oid=123408670&loc=SL77918686-209980 Reference 2: 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 + Details
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